diff --git a/modules/turnero/api/configurar_tomas.php b/modules/turnero/api/configurar_tomas.php
index 14e9da1..2ccac27 100644
--- a/modules/turnero/api/configurar_tomas.php
+++ b/modules/turnero/api/configurar_tomas.php
@@ -19,6 +19,7 @@ $otroHora = trim($body['otro_hora']   ?? '');
 
 if (!$token) jsonError('token requerido.');
 if (!is_array($cfg) || empty($cfg)) jsonError('tomas_config requerido.');
+if ($examType === '') jsonError('exam_type requerido.');
 
 foreach ($cfg as $grupo => $ids) {
     if (!is_array($ids) || empty($ids)) jsonError("El grupo '$grupo' no tiene tomas seleccionadas.");
@@ -41,9 +42,15 @@ if ($tc['datos_respuestas']) {
     if (is_array($d)) $dr = $d;
 }
 
-// Merge: preserve config from other exams already saved
-if (!isset($dr['_tomas_config']) || !is_array($dr['_tomas_config'])) $dr['_tomas_config'] = [];
-foreach ($cfg as $k => $v) $dr['_tomas_config'][$k] = $v;
+// Store per-exam nested: { examName: { groupKey: [firmaIds] } }
+$existing = isset($dr['_tomas_config']) && is_array($dr['_tomas_config']) ? $dr['_tomas_config'] : [];
+// Reset old flat format (values were arrays of strings, not arrays of arrays)
+if (!empty($existing)) {
+    $__first = reset($existing);
+    if (is_array($__first) && !empty($__first) && is_string(reset($__first))) $existing = [];
+}
+$existing[$examType] = $cfg;
+$dr['_tomas_config'] = $existing;
 // Guardar selección completa de exámenes (array) para que el reload restaure todos
 $examTypes = isset($body['exam_types']) && is_array($body['exam_types']) ? array_values(array_filter($body['exam_types'])) : [];
 if ($examTypes) {
diff --git a/modules/turnero/api/get_consentimientos.php b/modules/turnero/api/get_consentimientos.php
index 637d093..bf527ad 100644
--- a/modules/turnero/api/get_consentimientos.php
+++ b/modules/turnero/api/get_consentimientos.php
@@ -120,7 +120,15 @@ foreach ($consentimientos as &$c) {
         // Si hay config de tomas guardada, restringir al subconjunto seleccionado
         $tomasConfig = is_array($dr['_tomas_config'] ?? null) ? $dr['_tomas_config'] : null;
         if ($tomasConfig !== null) {
-            $allowedFids = array_merge(...array_values($tomasConfig));
+            $allowedFids = [];
+            foreach ($tomasConfig as $__v) {
+                if (!is_array($__v)) continue;
+                $__inner = reset($__v);
+                // nested: exam => { group => [fids] }; flat: group => [fids]
+                if (is_array($__inner)) { foreach ($__v as $__fids) foreach ($__fids as $__f) $allowedFids[] = $__f; }
+                else                   { foreach ($__v as $__f) $allowedFids[] = $__f; }
+            }
+            $allowedFids = array_unique($allowedFids);
             $relevantIds = array_values(array_filter($relevantIds, fn($id) => in_array($id, $allowedFids, true)));
         }
 
@@ -353,7 +361,14 @@ if ($incluirSolicitud) {
                         }
                         $cfg2 = is_array($dr2['_tomas_config'] ?? null) ? $dr2['_tomas_config'] : null;
                         if ($cfg2 !== null) {
-                            $allowed2 = array_merge(...array_values($cfg2));
+                            $allowed2 = [];
+                            foreach ($cfg2 as $__v2) {
+                                if (!is_array($__v2)) continue;
+                                $__i2 = reset($__v2);
+                                if (is_array($__i2)) { foreach ($__v2 as $__fids2) foreach ($__fids2 as $__f2) $allowed2[] = $__f2; }
+                                else                 { foreach ($__v2 as $__f2) $allowed2[] = $__f2; }
+                            }
+                            $allowed2 = array_unique($allowed2);
                             $relevantIds2 = array_values(array_filter($relevantIds2, fn($id) => in_array($id, $allowed2, true)));
                         }
                         $tomasTotal2 = count($relevantIds2);
diff --git a/ver_formulario_enviado.php b/ver_formulario_enviado.php
index 7e6bc5b..c011caa 100644
--- a/ver_formulario_enviado.php
+++ b/ver_formulario_enviado.php
@@ -315,14 +315,30 @@ if ($modoTurnero && $embebido && $_soloFirmaPro) {
     // Aplicar filtro de ciclos si el profesional ya configuró las tomas para este paciente
     $__rawCfg = $datosCliente['_tomas_config'] ?? null;
     if (is_array($__rawCfg)) {
-        $_tomasConfig = $__rawCfg;
+        $_tomasConfig = $__rawCfg; // exported to JS as-is (nested format)
+        // Flatten nested { examName: { groupKey: [fids] } } → { groupKey: [fids] } for rendering
+        $__first = reset($__rawCfg);
+        $__isNested = is_array($__first) && !empty($__first) && is_array(reset($__first));
+        $__flatCfg = [];
+        if ($__isNested) {
+            foreach ($__rawCfg as $__examCfg) {
+                if (!is_array($__examCfg)) continue;
+                foreach ($__examCfg as $__gk => $__fids) {
+                    foreach ($__fids as $__fid) $__flatCfg[$__gk][] = $__fid;
+                }
+            }
+            foreach ($__flatCfg as &$__v) $__v = array_values(array_unique($__v));
+            unset($__v);
+        } else {
+            $__flatCfg = $__rawCfg;
+        }
         foreach ($_mpGroups as $__gk => &$__gsecs) {
-            if (!isset($_tomasConfig[$__gk])) {
+            if (!isset($__flatCfg[$__gk])) {
                 foreach ($__gsecs as $__s) { $_mpSkippedSepIds[$__s['sep_id']] = true; }
                 $__gsecs = [];
                 continue;
             }
-            $__allowed = array_flip($_tomasConfig[$__gk]);
+            $__allowed = array_flip($__flatCfg[$__gk]);
             foreach ($__gsecs as $__s) {
                 if (!isset($__allowed[$__s['firma']])) {
                     $_mpSkippedSepIds[$__s['sep_id']] = true;
@@ -1415,7 +1431,10 @@ function _mpChipLabel(label) {
     return label.replace(/^Toma\s*·\s*/i, '').trim();
 }
 
+var _mpActiveConfigExam = '';
+
 function _mpShowCfgPanel(examName, groups, isModify) {
+    _mpActiveConfigExam = examName;
     var savedFirmas = window._mpSavedFirmas || {};
     var html = '';
     var multiGrupo = Object.keys(groups).length > 1;
@@ -1427,8 +1446,8 @@ function _mpShowCfgPanel(examName, groups, isModify) {
         for (var i = 0; i < secs.length; i++) {
             var s = secs[i];
             var isSigned = !!savedFirmas[s.firma];
-            var inSaved  = _mpTomasConfig && _mpTomasConfig[gk]
-                           && _mpTomasConfig[gk].indexOf(s.firma) !== -1;
+            var _examCfg = _mpTomasConfig && _mpTomasConfig[examName];
+            var inSaved  = _examCfg && _examCfg[gk] && _examCfg[gk].indexOf(s.firma) !== -1;
             var isMin0   = _mpChipLabel(s.label || '') === '0';
             var isActive = isSigned || inSaved || (!isModify && isMin0);
             var isOtro   = /otro/i.test(s.label || '');
@@ -1564,13 +1583,12 @@ function _mpRenderBadges() {
         var groups = _mpGetGroupsForExam(name);
         var totalTomas = Object.values(groups).reduce(function(s, g) { return s + g.length; }, 0);
         var groupKeys  = Object.keys(groups);
-        // Verificar si este examen ya está configurado en _mpTomasConfig
-        var configured = _mpTomasConfig !== null && groupKeys.some(function(k) { return _mpTomasConfig[k]; });
+        // Verificar si este examen ya está configurado en _mpTomasConfig (formato anidado por examen)
+        var _examConf = _mpTomasConfig && _mpTomasConfig[name];
+        var configured = !!_examConf && groupKeys.every(function(k) { return _examConf[k]; });
         var tomasCount = 0;
         if (configured) {
-            groupKeys.forEach(function(k) {
-                if (_mpTomasConfig[k]) tomasCount += _mpTomasConfig[k].length;
-            });
+            groupKeys.forEach(function(k) { if (_examConf[k]) tomasCount += _examConf[k].length; });
         }
         html += '<div class="mp-exam-badge' + (configured ? ' configured' : '') + '">'
               + '<span class="mp-exam-badge-name">' + name + '</span>';
@@ -1630,7 +1648,8 @@ document.addEventListener('DOMContentLoaded', function() {
         for (var _i = 0; _i < _chkd.length && !_autoT; _i++) {
             var _n = _chkd[_i].value, _g = _mpGetGroupsForExam(_n);
             if (!Object.keys(_g).length) continue;
-            var _conf = _mpTomasConfig && Object.keys(_g).every(function(k){ return _mpTomasConfig[k]; });
+            var _eCfg = _mpTomasConfig && _mpTomasConfig[_n];
+            var _conf = !!_eCfg && Object.keys(_g).every(function(k){ return _eCfg[k]; });
             if (!_conf) _autoT = { name: _n, groups: _g, isModify: false };
         }
         if (_autoT) _mpShowCfgPanel(_autoT.name, _autoT.groups, _autoT.isModify);
@@ -1639,7 +1658,7 @@ document.addEventListener('DOMContentLoaded', function() {
 
 // Botón "Usar todas"
 document.getElementById('mp-cfg-todas').addEventListener('click', function() {
-    var examName = _mpGetExamName() || '';
+    var examName = _mpActiveConfigExam || _mpGetExamName() || '';
     var cfg = {};
     document.querySelectorAll('.mp-cfg-chk').forEach(function(chk) {
         if (!cfg[chk.dataset.group]) cfg[chk.dataset.group] = [];
@@ -1655,7 +1674,7 @@ document.getElementById('mp-cfg-todas').addEventListener('click', function() {
 
 // Botón "Iniciar protocolo"
 document.getElementById('mp-cfg-iniciar').addEventListener('click', function() {
-    var examName = _mpGetExamName() || '';
+    var examName = _mpActiveConfigExam || _mpGetExamName() || '';
     var byGroup  = {};
     document.querySelectorAll('.mp-cfg-chk').forEach(function(chk) {
         if (!byGroup[chk.dataset.group]) byGroup[chk.dataset.group] = [];