diff --git a/dental-server/dental-client/src/App.jsx b/dental-server/dental-client/src/App.jsx
index 9f326ee..48b6c06 100644
--- a/dental-server/dental-client/src/App.jsx
+++ b/dental-server/dental-client/src/App.jsx
@@ -11,6 +11,8 @@ import ClientsPage from './pages/ClientsPage';
 import AdminClinicsPage from './pages/AdminClinicsPage';
 import ResetPage from './pages/ResetPage';
 import DownloadPage from './pages/DownloadPage';
+import PatientsPage from './pages/PatientsPage';
+import SettingsPage from './pages/SettingsPage';
 
 export default function App() {
   return (
@@ -55,6 +57,18 @@ export default function App() {
                 </AdminRoute>
               } />
 
+              <Route path="/patients" element={
+                <ProtectedRoute>
+                  <PatientsPage />
+                </ProtectedRoute>
+              } />
+
+              <Route path="/settings" element={
+                <AdminRoute>
+                  <SettingsPage />
+                </AdminRoute>
+              } />
+
               {/* Catch-all: redireciona para home */}
               <Route path="*" element={<Navigate to="/" replace />} />
             </Routes>
diff --git a/dental-server/dental-client/src/components/EditPatientModal.jsx b/dental-server/dental-client/src/components/EditPatientModal.jsx
new file mode 100644
index 0000000..d8bf0a1
--- /dev/null
+++ b/dental-server/dental-client/src/components/EditPatientModal.jsx
@@ -0,0 +1,81 @@
+import { useState, useEffect } from 'react';
+import Modal from './Modal';
+import api from '../api/client';
+import { useToast } from '../contexts/ToastContext';
+
+export default function EditPatientModal({ isOpen, onClose, patient, onSaved }) {
+  const { showToast } = useToast();
+  const [form, setForm] = useState({ newName: '', doctor: '', remark: '' });
+  const [saving, setSaving] = useState(false);
+
+  useEffect(() => {
+    if (patient) {
+      setForm({
+        newName: patient.patient_name || '',
+        doctor: patient.doctor || '',
+        remark: patient.remark || '',
+      });
+    }
+  }, [patient]);
+
+  const set = (key) => (e) => setForm((prev) => ({ ...prev, [key]: e.target.value }));
+
+  const handleSubmit = async (e) => {
+    e.preventDefault();
+    if (!form.newName.trim()) return showToast('Nome é obrigatório.', 'error');
+    setSaving(true);
+    try {
+      await api.put(`/images/patients/${encodeURIComponent(patient.patient_name)}`, form);
+      showToast('Paciente atualizado com sucesso!', 'success');
+      onSaved?.();
+      onClose();
+    } catch (err) {
+      showToast(err.response?.data?.error || 'Erro ao salvar.', 'error');
+    } finally {
+      setSaving(false);
+    }
+  };
+
+  return (
+    <Modal isOpen={isOpen} onClose={onClose} title="Editar Paciente">
+      <form onSubmit={handleSubmit}>
+        <div className="form-group">
+          <label>Nome completo *</label>
+          <input
+            type="text"
+            required
+            value={form.newName}
+            onChange={set('newName')}
+            placeholder="Nome do paciente"
+          />
+        </div>
+        <div className="form-group">
+          <label>Dentista</label>
+          <input
+            type="text"
+            value={form.doctor}
+            onChange={set('doctor')}
+            placeholder="Nome do dentista responsável"
+          />
+        </div>
+        <div className="form-group">
+          <label>Observações</label>
+          <textarea
+            rows={3}
+            value={form.remark}
+            onChange={set('remark')}
+            placeholder="Informações adicionais..."
+          />
+        </div>
+        <div style={{ display: 'flex', gap: 10, marginTop: 16 }}>
+          <button type="button" className="btn btn-secondary" style={{ flex: 1 }} onClick={onClose}>
+            Cancelar
+          </button>
+          <button type="submit" className="btn btn-primary" style={{ flex: 1 }} disabled={saving}>
+            {saving ? 'Salvando...' : 'Salvar'}
+          </button>
+        </div>
+      </form>
+    </Modal>
+  );
+}
diff --git a/dental-server/dental-client/src/components/Sidebar.jsx b/dental-server/dental-client/src/components/Sidebar.jsx
index 0d35a2c..5a9b834 100644
--- a/dental-server/dental-client/src/components/Sidebar.jsx
+++ b/dental-server/dental-client/src/components/Sidebar.jsx
@@ -38,6 +38,13 @@ export default function Sidebar({ version, onNewPatient, onUpload, onSettings, o
           <i className="fa-solid fa-images" /> Galeria
         </NavLink>
 
+        <NavLink
+          to="/patients"
+          className={({ isActive }) => `nav-item${isActive ? ' active' : ''}`}
+        >
+          <i className="fa-solid fa-users" /> Pacientes
+        </NavLink>
+
         <button className="nav-item" onClick={onNewPatient}>
           <i className="fa-solid fa-user-plus" /> Novo Paciente
         </button>
@@ -90,6 +97,13 @@ export default function Sidebar({ version, onNewPatient, onUpload, onSettings, o
             <button className="nav-item" onClick={onPlugins}>
               <i className="fa-solid fa-plug" /> Plugins / Wasabi
             </button>
+
+            <NavLink
+              to="/settings"
+              className={({ isActive }) => `nav-item${isActive ? ' active' : ''}`}
+            >
+              <i className="fa-solid fa-sliders" /> Configurações
+            </NavLink>
           </>
         )}
       </nav>
diff --git a/dental-server/dental-client/src/pages/PatientsPage.jsx b/dental-server/dental-client/src/pages/PatientsPage.jsx
new file mode 100644
index 0000000..79aaad8
--- /dev/null
+++ b/dental-server/dental-client/src/pages/PatientsPage.jsx
@@ -0,0 +1,252 @@
+import { useState, useEffect, useCallback, useRef } from 'react';
+import api from '../api/client';
+import { useToast } from '../contexts/ToastContext';
+import { useAuth } from '../contexts/AuthContext';
+import Sidebar from '../components/Sidebar';
+import CreatePatientModal from '../components/CreatePatientModal';
+import EditPatientModal from '../components/EditPatientModal';
+import SettingsModal from '../components/SettingsModal';
+import UserManagementModal from '../components/UserManagementModal';
+import PluginsModal from '../components/PluginsModal';
+import SyncModal from '../components/SyncModal';
+
+function formatDate(d) {
+  if (!d) return '—';
+  return new Date(d).toLocaleString('pt-BR', {
+    day: '2-digit', month: '2-digit', year: 'numeric',
+    hour: '2-digit', minute: '2-digit',
+  });
+}
+
+export default function PatientsPage() {
+  const { showToast } = useToast();
+  const { isAdmin } = useAuth();
+
+  const [patients, setPatients] = useState([]);
+  const [loading, setLoading] = useState(true);
+  const [search, setSearch] = useState('');
+  const [page, setPage] = useState(1);
+  const [hasMore, setHasMore] = useState(true);
+  const [version, setVersion] = useState('');
+  const isFetchingRef = useRef(false);
+
+  // Modals
+  const [showCreate, setShowCreate] = useState(false);
+  const [editTarget, setEditTarget] = useState(null);
+  const [showSettings, setShowSettings] = useState(false);
+  const [showUsers, setShowUsers] = useState(false);
+  const [showPlugins, setShowPlugins] = useState(false);
+  const [showSync, setShowSync] = useState(false);
+  const [syncTab, setSyncTab] = useState('devices');
+
+  useEffect(() => {
+    fetch('/version.txt').then(r => r.text()).then(v => setVersion(v.trim())).catch(() => {});
+  }, []);
+
+  const loadPatients = useCallback(async (reset = true) => {
+    if (isFetchingRef.current) return;
+    if (!reset && !hasMore) return;
+    isFetchingRef.current = true;
+    const currentPage = reset ? 1 : page;
+    if (reset) { setPage(1); setHasMore(true); setLoading(true); }
+
+    try {
+      const { data } = await api.get(
+        `/images/patients?search=${encodeURIComponent(search)}&page=${currentPage}&limit=50`
+      );
+      if (data.length < 50) setHasMore(false);
+      if (reset) {
+        setPatients(data);
+        setPage(2);
+      } else {
+        setPatients(prev => [...prev, ...data]);
+        setPage(p => p + 1);
+      }
+    } catch {
+      showToast('Erro ao carregar pacientes', 'error');
+    } finally {
+      setLoading(false);
+      isFetchingRef.current = false;
+    }
+  }, [search, page, hasMore, showToast]);
+
+  useEffect(() => { loadPatients(true); }, [search]);
+
+  const handleScroll = (e) => {
+    const el = e.target;
+    if (el.scrollTop + el.clientHeight >= el.scrollHeight - 200) loadPatients(false);
+  };
+
+  const deletePatient = async (patientName) => {
+    if (!confirm(`⚠️ Excluir permanentemente todas as imagens de "${patientName}"?\n\nEsta ação não pode ser desfeita.`)) return;
+    try {
+      await api.delete(`/images/by-patient?name=${encodeURIComponent(patientName)}`);
+      showToast('Paciente excluído com sucesso!', 'success');
+      loadPatients(true);
+    } catch (e) {
+      showToast(e.response?.data?.error || 'Falha ao excluir.', 'error');
+    }
+  };
+
+  return (
+    <>
+      <div className="app-container">
+        <Sidebar
+          version={version}
+          onNewPatient={() => setShowCreate(true)}
+          onUpload={() => { setSyncTab('upload'); setShowSync(true); }}
+          onSettings={() => setShowSettings(true)}
+          onUsers={() => setShowUsers(true)}
+          onSync={(tab) => { setSyncTab(tab || 'devices'); setShowSync(true); }}
+          onPlugins={() => setShowPlugins(true)}
+        />
+
+        <main className="main-content">
+          <header className="header">
+            <div className="header-content">
+              <div className="header-left">
+                <h1>Pacientes</h1>
+              </div>
+              <div className="header-actions">
+                <input
+                  type="search"
+                  className="search-input"
+                  placeholder="🔍 Pesquisar paciente..."
+                  value={search}
+                  onChange={e => setSearch(e.target.value)}
+                  style={{ height: 42, minWidth: 220 }}
+                />
+                <button className="btn btn-primary" style={{ height: 42 }} onClick={() => setShowCreate(true)}>
+                  + Novo Paciente
+                </button>
+                <button className="btn btn-secondary" style={{ height: 42, padding: '10px 14px' }} onClick={() => loadPatients(true)}>
+                  🔄
+                </button>
+              </div>
+            </div>
+          </header>
+
+          <div className="content-scroll" onScroll={handleScroll}>
+            {loading && (
+              <div className="loading"><div className="spinner" /><p>Carregando...</p></div>
+            )}
+
+            {!loading && patients.length === 0 && (
+              <div className="empty-state">
+                <div className="empty-icon">👥</div>
+                <h2>Nenhum paciente encontrado</h2>
+                <p>As imagens enviadas pelos clientes aparecerão aqui agrupadas por paciente.</p>
+              </div>
+            )}
+
+            {!loading && patients.length > 0 && (
+              <div style={{ padding: '0 24px 24px' }}>
+                <div style={{ overflowX: 'auto' }}>
+                  <table style={{
+                    width: '100%',
+                    borderCollapse: 'collapse',
+                    fontSize: '0.875rem',
+                    background: 'var(--surface)',
+                    borderRadius: 12,
+                    overflow: 'hidden',
+                    boxShadow: '0 1px 4px rgba(0,0,0,0.08)',
+                  }}>
+                    <thead>
+                      <tr style={{ background: 'var(--surface-hover, rgba(0,0,0,0.04))' }}>
+                        {['Paciente', 'Dentista', 'Imagens', 'Última atualização', 'Observações', 'Ações'].map(col => (
+                          <th key={col} style={{
+                            padding: '12px 16px',
+                            textAlign: 'left',
+                            fontWeight: 600,
+                            color: 'var(--text-secondary)',
+                            fontSize: '0.75rem',
+                            textTransform: 'uppercase',
+                            letterSpacing: '0.05em',
+                            borderBottom: '1px solid var(--border)',
+                            whiteSpace: 'nowrap',
+                          }}>{col}</th>
+                        ))}
+                      </tr>
+                    </thead>
+                    <tbody>
+                      {patients.map((p, i) => (
+                        <tr key={`${p.patient_name}-${i}`} style={{
+                          borderBottom: '1px solid var(--border)',
+                          transition: 'background 0.15s',
+                        }}
+                          onMouseEnter={e => e.currentTarget.style.background = 'var(--surface-hover, rgba(0,0,0,0.025))'}
+                          onMouseLeave={e => e.currentTarget.style.background = 'transparent'}
+                        >
+                          <td style={{ padding: '12px 16px', fontWeight: 600, maxWidth: 200 }}>
+                            <div style={{ display: 'flex', alignItems: 'center', gap: 10 }}>
+                              {p.thumb_url
+                                ? <img src={p.thumb_url} alt="" style={{ width: 36, height: 36, borderRadius: 6, objectFit: 'cover', flexShrink: 0, background: '#e0e7ff' }} loading="lazy" />
+                                : <div style={{ width: 36, height: 36, borderRadius: 6, background: 'var(--border)', display: 'flex', alignItems: 'center', justifyContent: 'center', fontSize: 18, flexShrink: 0 }}>🦷</div>
+                              }
+                              <span style={{ overflow: 'hidden', textOverflow: 'ellipsis', whiteSpace: 'nowrap' }} title={p.patient_name}>
+                                {p.patient_name || 'Sem nome'}
+                              </span>
+                            </div>
+                          </td>
+                          <td style={{ padding: '12px 16px', color: 'var(--text-secondary)', maxWidth: 150, overflow: 'hidden', textOverflow: 'ellipsis', whiteSpace: 'nowrap' }}>
+                            {p.doctor || '—'}
+                          </td>
+                          <td style={{ padding: '12px 16px', textAlign: 'center' }}>
+                            <span style={{
+                              display: 'inline-flex', alignItems: 'center', justifyContent: 'center',
+                              background: 'rgba(59,130,246,0.1)', color: '#3b82f6',
+                              borderRadius: 20, padding: '2px 10px', fontWeight: 700, fontSize: '0.8rem',
+                            }}>
+                              {p.image_count || 0}
+                            </span>
+                          </td>
+                          <td style={{ padding: '12px 16px', color: 'var(--text-secondary)', whiteSpace: 'nowrap' }}>
+                            {formatDate(p.last_date)}
+                          </td>
+                          <td style={{ padding: '12px 16px', color: 'var(--text-secondary)', maxWidth: 200, overflow: 'hidden', textOverflow: 'ellipsis', whiteSpace: 'nowrap' }}>
+                            {p.remark || '—'}
+                          </td>
+                          <td style={{ padding: '12px 16px', whiteSpace: 'nowrap' }}>
+                            <div style={{ display: 'flex', gap: 6 }}>
+                              <button
+                                className="btn btn-small btn-secondary"
+                                onClick={() => setEditTarget(p)}
+                                title="Editar paciente"
+                                style={{ padding: '5px 10px' }}
+                              >✏️ Editar</button>
+                              {isAdmin && (
+                                <button
+                                  className="btn btn-small"
+                                  onClick={() => deletePatient(p.patient_name)}
+                                  title="Excluir paciente"
+                                  style={{ padding: '5px 10px', background: 'rgba(239,68,68,0.1)', color: '#ef4444', border: '1px solid rgba(239,68,68,0.3)' }}
+                                >🗑️</button>
+                              )}
+                            </div>
+                          </td>
+                        </tr>
+                      ))}
+                    </tbody>
+                  </table>
+
+                  {!hasMore && patients.length > 0 && (
+                    <div style={{ textAlign: 'center', padding: '16px 0', color: 'var(--text-secondary)', fontSize: '0.8rem' }}>
+                      {patients.length} paciente{patients.length !== 1 ? 's' : ''} no total
+                    </div>
+                  )}
+                </div>
+              </div>
+            )}
+          </div>
+        </main>
+      </div>
+
+      <CreatePatientModal isOpen={showCreate} onClose={() => setShowCreate(false)} onCreated={() => loadPatients(true)} />
+      <EditPatientModal isOpen={!!editTarget} patient={editTarget} onClose={() => setEditTarget(null)} onSaved={() => loadPatients(true)} />
+      <SettingsModal isOpen={showSettings} onClose={() => setShowSettings(false)} />
+      <UserManagementModal isOpen={showUsers} onClose={() => setShowUsers(false)} />
+      <PluginsModal isOpen={showPlugins} onClose={() => setShowPlugins(false)} />
+      <SyncModal isOpen={showSync} onClose={() => setShowSync(false)} defaultTab={syncTab} />
+    </>
+  );
+}
diff --git a/dental-server/dental-client/src/pages/SettingsPage.jsx b/dental-server/dental-client/src/pages/SettingsPage.jsx
new file mode 100644
index 0000000..a0fe512
--- /dev/null
+++ b/dental-server/dental-client/src/pages/SettingsPage.jsx
@@ -0,0 +1,215 @@
+import { useState, useEffect } from 'react';
+import api from '../api/client';
+import { useToast } from '../contexts/ToastContext';
+import Sidebar from '../components/Sidebar';
+import CreatePatientModal from '../components/CreatePatientModal';
+import SettingsModal from '../components/SettingsModal';
+import UserManagementModal from '../components/UserManagementModal';
+import PluginsModal from '../components/PluginsModal';
+import SyncModal from '../components/SyncModal';
+
+function fmtDate(d) {
+  if (!d) return '—';
+  return new Date(d).toLocaleString('pt-BR', {
+    day: '2-digit', month: '2-digit', year: 'numeric',
+    hour: '2-digit', minute: '2-digit', second: '2-digit',
+  });
+}
+
+function StatusBadge({ running, lastResult }) {
+  if (running) return <span style={{ display: 'inline-flex', alignItems: 'center', gap: 6, background: 'rgba(234,179,8,0.12)', color: '#ca8a04', borderRadius: 20, padding: '3px 12px', fontWeight: 600, fontSize: '0.78rem' }}>⏳ Executando</span>;
+  if (!lastResult) return <span style={{ display: 'inline-flex', alignItems: 'center', gap: 6, background: 'rgba(107,114,128,0.12)', color: '#6b7280', borderRadius: 20, padding: '3px 12px', fontWeight: 600, fontSize: '0.78rem' }}>— Aguardando</span>;
+  if (lastResult.status === 'error') return <span style={{ display: 'inline-flex', alignItems: 'center', gap: 6, background: 'rgba(239,68,68,0.12)', color: '#ef4444', borderRadius: 20, padding: '3px 12px', fontWeight: 600, fontSize: '0.78rem' }}>❌ Erro</span>;
+  return <span style={{ display: 'inline-flex', alignItems: 'center', gap: 6, background: 'rgba(34,197,94,0.12)', color: '#16a34a', borderRadius: 20, padding: '3px 12px', fontWeight: 600, fontSize: '0.78rem' }}>✅ OK</span>;
+}
+
+export default function SettingsPage() {
+  const { showToast } = useToast();
+  const [cronJobs, setCronJobs] = useState([]);
+  const [loadingCron, setLoadingCron] = useState(true);
+  const [runningKey, setRunningKey] = useState(null);
+  const [version, setVersion] = useState('');
+
+  // sidebar modals
+  const [showCreate, setShowCreate] = useState(false);
+  const [showAccountSettings, setShowAccountSettings] = useState(false);
+  const [showUsers, setShowUsers] = useState(false);
+  const [showPlugins, setShowPlugins] = useState(false);
+  const [showSync, setShowSync] = useState(false);
+  const [syncTab, setSyncTab] = useState('devices');
+
+  useEffect(() => {
+    fetch('/version.txt').then(r => r.text()).then(v => setVersion(v.trim())).catch(() => {});
+    loadCronStatus();
+    // Atualiza o status a cada 15s para refletir execuções em andamento
+    const interval = setInterval(loadCronStatus, 15000);
+    return () => clearInterval(interval);
+  }, []);
+
+  const loadCronStatus = async () => {
+    try {
+      const { data } = await api.get('/cron/status');
+      setCronJobs(data);
+    } catch {
+      // silencia — pode não ter permissão
+    } finally {
+      setLoadingCron(false);
+    }
+  };
+
+  const runCron = async (key) => {
+    setRunningKey(key);
+    try {
+      await api.post(`/cron/run/${key}`);
+      showToast('Cron iniciado em background.', 'info');
+      setTimeout(loadCronStatus, 2000);
+    } catch (e) {
+      showToast(e.response?.data?.error || 'Falha ao iniciar.', 'error');
+    } finally {
+      setRunningKey(null);
+    }
+  };
+
+  return (
+    <>
+      <div className="app-container">
+        <Sidebar
+          version={version}
+          onNewPatient={() => setShowCreate(true)}
+          onUpload={() => { setSyncTab('upload'); setShowSync(true); }}
+          onSettings={() => setShowAccountSettings(true)}
+          onUsers={() => setShowUsers(true)}
+          onSync={(tab) => { setSyncTab(tab || 'devices'); setShowSync(true); }}
+          onPlugins={() => setShowPlugins(true)}
+        />
+
+        <main className="main-content">
+          <header className="header">
+            <div className="header-content">
+              <div className="header-left">
+                <h1>Configurações</h1>
+              </div>
+            </div>
+          </header>
+
+          <div className="content-scroll">
+            <div style={{ padding: '24px', maxWidth: 900, display: 'flex', flexDirection: 'column', gap: 24 }}>
+
+              {/* ── Cron Jobs ─────────────────────────────────────── */}
+              <section style={{ background: 'var(--surface)', borderRadius: 12, border: '1px solid var(--border)', overflow: 'hidden' }}>
+                <div style={{ padding: '18px 20px', borderBottom: '1px solid var(--border)', display: 'flex', alignItems: 'center', justifyContent: 'space-between' }}>
+                  <div>
+                    <h2 style={{ fontSize: '1rem', fontWeight: 700, margin: 0 }}>⏰ Cron Jobs</h2>
+                    <p style={{ margin: '4px 0 0', fontSize: '0.82rem', color: 'var(--text-secondary)' }}>
+                      Tarefas agendadas que rodam automaticamente em background.
+                    </p>
+                  </div>
+                  <button
+                    className="btn btn-secondary"
+                    style={{ fontSize: '0.8rem', padding: '7px 14px' }}
+                    onClick={loadCronStatus}
+                  >
+                    🔄 Atualizar
+                  </button>
+                </div>
+
+                {loadingCron && (
+                  <div style={{ padding: 32, textAlign: 'center', color: 'var(--text-secondary)' }}>
+                    <div className="spinner" style={{ margin: '0 auto 8px' }} />
+                    Carregando...
+                  </div>
+                )}
+
+                {!loadingCron && cronJobs.length === 0 && (
+                  <div style={{ padding: 32, textAlign: 'center', color: 'var(--text-secondary)' }}>
+                    Nenhum cron job encontrado.
+                  </div>
+                )}
+
+                {!loadingCron && cronJobs.length > 0 && (
+                  <div style={{ overflowX: 'auto' }}>
+                    <table style={{ width: '100%', borderCollapse: 'collapse', fontSize: '0.875rem' }}>
+                      <thead>
+                        <tr>
+                          {['Nome', 'Descrição', 'Intervalo', 'Status', 'Última execução', 'Próxima execução', 'Resultado', ''].map(col => (
+                            <th key={col} style={{
+                              padding: '10px 16px', textAlign: 'left', fontWeight: 600,
+                              color: 'var(--text-secondary)', fontSize: '0.72rem',
+                              textTransform: 'uppercase', letterSpacing: '0.05em',
+                              borderBottom: '1px solid var(--border)', whiteSpace: 'nowrap',
+                              background: 'var(--surface-hover, rgba(0,0,0,0.025))',
+                            }}>{col}</th>
+                          ))}
+                        </tr>
+                      </thead>
+                      <tbody>
+                        {cronJobs.map(job => (
+                          <tr key={job.key} style={{ borderBottom: '1px solid var(--border)' }}>
+                            <td style={{ padding: '14px 16px', fontWeight: 600, whiteSpace: 'nowrap' }}>{job.name}</td>
+                            <td style={{ padding: '14px 16px', color: 'var(--text-secondary)', maxWidth: 240, fontSize: '0.82rem' }}>{job.description}</td>
+                            <td style={{ padding: '14px 16px', whiteSpace: 'nowrap', color: 'var(--text-secondary)' }}>
+                              A cada {job.intervalMinutes} min
+                            </td>
+                            <td style={{ padding: '14px 16px' }}>
+                              <StatusBadge running={job.running} lastResult={job.lastResult} />
+                            </td>
+                            <td style={{ padding: '14px 16px', whiteSpace: 'nowrap', color: 'var(--text-secondary)', fontSize: '0.82rem' }}>
+                              {fmtDate(job.lastRun)}
+                            </td>
+                            <td style={{ padding: '14px 16px', whiteSpace: 'nowrap', color: 'var(--text-secondary)', fontSize: '0.82rem' }}>
+                              {fmtDate(job.nextRun)}
+                            </td>
+                            <td style={{ padding: '14px 16px', fontSize: '0.82rem', color: 'var(--text-secondary)' }}>
+                              {job.lastResult ? (
+                                job.lastResult.status === 'error'
+                                  ? <span style={{ color: '#ef4444' }}>{job.lastResult.error}</span>
+                                  : `${job.lastResult.total} imagem(ns) processada(s)`
+                              ) : '—'}
+                            </td>
+                            <td style={{ padding: '14px 16px' }}>
+                              <button
+                                className="btn btn-small btn-secondary"
+                                style={{ whiteSpace: 'nowrap', padding: '6px 12px', fontSize: '0.8rem' }}
+                                disabled={job.running || runningKey === job.key}
+                                onClick={() => runCron(job.key)}
+                              >
+                                {job.running || runningKey === job.key ? '⏳ Rodando...' : '▶ Executar agora'}
+                              </button>
+                            </td>
+                          </tr>
+                        ))}
+                      </tbody>
+                    </table>
+                  </div>
+                )}
+              </section>
+
+              {/* ── Servidor ──────────────────────────────────────── */}
+              <section style={{ background: 'var(--surface)', borderRadius: 12, border: '1px solid var(--border)', padding: '18px 20px' }}>
+                <h2 style={{ fontSize: '1rem', fontWeight: 700, margin: '0 0 12px' }}>🖥️ Informações do Servidor</h2>
+                <div style={{ display: 'grid', gridTemplateColumns: 'repeat(auto-fill, minmax(200px, 1fr))', gap: 12 }}>
+                  {[
+                    { label: 'Versão', value: version ? `v${version}` : '—' },
+                    { label: 'Ambiente', value: 'Produção' },
+                  ].map(({ label, value }) => (
+                    <div key={label} style={{ background: 'var(--surface-hover, rgba(0,0,0,0.03))', borderRadius: 8, padding: '12px 14px' }}>
+                      <div style={{ fontSize: '0.72rem', color: 'var(--text-secondary)', textTransform: 'uppercase', letterSpacing: '0.05em', marginBottom: 4 }}>{label}</div>
+                      <div style={{ fontWeight: 600, fontSize: '0.95rem' }}>{value}</div>
+                    </div>
+                  ))}
+                </div>
+              </section>
+
+            </div>
+          </div>
+        </main>
+      </div>
+
+      <CreatePatientModal isOpen={showCreate} onClose={() => setShowCreate(false)} />
+      <SettingsModal isOpen={showAccountSettings} onClose={() => setShowAccountSettings(false)} />
+      <UserManagementModal isOpen={showUsers} onClose={() => setShowUsers(false)} />
+      <PluginsModal isOpen={showPlugins} onClose={() => setShowPlugins(false)} />
+      <SyncModal isOpen={showSync} onClose={() => setShowSync(false)} defaultTab={syncTab} />
+    </>
+  );
+}
diff --git a/dental-server/routes/images.js b/dental-server/routes/images.js
index 911bd44..e265fe9 100644
--- a/dental-server/routes/images.js
+++ b/dental-server/routes/images.js
@@ -207,6 +207,49 @@ router.get('/by-patient', async (req, res) => {
   }
 });
 
+// ================================================================
+// PUT /api/images/patients/:name - Editar dados de um paciente
+// Atualiza patient_name, doctor e remark em todas as imagens do paciente.
+// ================================================================
+router.put('/patients/:name', async (req, res) => {
+  try {
+    const oldName = decodeURIComponent(req.params.name);
+    const { newName, doctor, remark } = req.body;
+
+    if (!oldName) return res.status(400).json({ error: 'Nome do paciente obrigatório.' });
+
+    const updates = [];
+    const params = [];
+    let i = 1;
+
+    if (newName !== undefined && newName.trim() !== '') {
+      updates.push(`patient_name = $${i++}`);
+      params.push(newName.trim());
+    }
+    if (doctor !== undefined) {
+      updates.push(`doctor = $${i++}`);
+      params.push(doctor);
+    }
+    if (remark !== undefined) {
+      updates.push(`remark = $${i++}`);
+      params.push(remark);
+    }
+
+    if (updates.length === 0) return res.status(400).json({ error: 'Nenhum campo para atualizar.' });
+
+    params.push(oldName);
+    const result = await db.run(
+      `UPDATE images SET ${updates.join(', ')} WHERE patient_name = $${i}`,
+      params
+    );
+
+    res.json({ success: true, updated: result.changes });
+  } catch (error) {
+    console.error('Erro ao editar paciente:', error);
+    res.status(500).json({ error: error.message });
+  }
+});
+
 // ================================================================
 // DELETE /api/images/by-patient - Excluir todas imagens de um paciente
 // ================================================================
diff --git a/dental-server/server.js b/dental-server/server.js
index dc1ebdd..1e3974d 100644
--- a/dental-server/server.js
+++ b/dental-server/server.js
@@ -1286,9 +1286,29 @@ async function start() {
     // Inicializar cliente DragonflyDB/Redis
     redis.initRedis();
 
-    // Iniciar servidor
-    // Backfill de thumbnails ausentes: roda em background após o boot
-    setTimeout(async () => {
+    // ================================================================
+    // CRON — Geração automática de thumbnails ausentes
+    // ================================================================
+    const THUMB_CRON_INTERVAL_MS = 10 * 60 * 1000; // 10 minutos
+
+    const cronState = {
+      thumbBackfill: {
+        name: 'Geração de Thumbnails',
+        description: 'Gera e envia ao Wasabi as miniaturas de RX que ainda não possuem thumbnail.',
+        intervalMs: THUMB_CRON_INTERVAL_MS,
+        running: false,
+        lastRun: null,
+        nextRun: null,
+        lastResult: null,
+      }
+    };
+
+    async function runThumbCron() {
+      if (cronState.thumbBackfill.running) return;
+      cronState.thumbBackfill.running = true;
+      cronState.thumbBackfill.lastRun = new Date().toISOString();
+      cronState.thumbBackfill.nextRun = new Date(Date.now() + THUMB_CRON_INTERVAL_MS).toISOString();
+      console.log('[cron:thumbs] Iniciando varredura de thumbnails ausentes...');
       try {
         const { runThumbBackfill } = require('./routes/images');
         const missing = await db.all(
@@ -1296,11 +1316,53 @@ async function start() {
            WHERE thumb_filename IS NULL AND enabled = true ORDER BY created_at DESC`
         );
         if (missing.length > 0) {
-          console.log(`[boot] Iniciando backfill de thumbnails para ${missing.length} imagem(ns) sem thumb...`);
-          runThumbBackfill(missing);
+          console.log(`[cron:thumbs] ${missing.length} imagem(ns) sem thumbnail — processando...`);
+          await runThumbBackfill(missing);
+          cronState.thumbBackfill.lastResult = { total: missing.length, status: 'ok' };
+        } else {
+          console.log('[cron:thumbs] Nenhuma imagem pendente.');
+          cronState.thumbBackfill.lastResult = { total: 0, status: 'ok' };
         }
-      } catch (e) { /* silencia erro de backfill para não afetar o boot */ }
+      } catch (e) {
+        console.error('[cron:thumbs] Erro:', e.message);
+        cronState.thumbBackfill.lastResult = { total: 0, status: 'error', error: e.message };
+      } finally {
+        cronState.thumbBackfill.running = false;
+      }
+    }
+
+    // Rodar na inicialização após 5s e depois a cada intervalo
+    setTimeout(() => {
+      cronState.thumbBackfill.nextRun = new Date(Date.now() + THUMB_CRON_INTERVAL_MS).toISOString();
+      runThumbCron();
     }, 5000);
+    setInterval(runThumbCron, THUMB_CRON_INTERVAL_MS);
+
+    // GET /api/cron/status — estado dos cron jobs (admin)
+    app.get('/api/cron/status', authenticateToken, (req, res) => {
+      res.json(
+        Object.entries(cronState).map(([key, job]) => ({
+          key,
+          name: job.name,
+          description: job.description,
+          intervalMinutes: Math.round(job.intervalMs / 60000),
+          running: job.running,
+          lastRun: job.lastRun,
+          nextRun: job.nextRun,
+          lastResult: job.lastResult,
+        }))
+      );
+    });
+
+    // POST /api/cron/run/:key — dispara um cron job manualmente (admin)
+    app.post('/api/cron/run/:key', authenticateToken, async (req, res) => {
+      if (req.params.key === 'thumbBackfill') {
+        res.json({ success: true, message: 'Cron iniciado em background.' });
+        runThumbCron();
+      } else {
+        res.status(404).json({ error: 'Cron job não encontrado.' });
+      }
+    });
 
     server.listen(PORT, () => {
       console.log('═══════════════════════════════════════════════════════');