diff --git a/_dbg.php b/_dbg.php
new file mode 100644
index 0000000..a57cb1f
--- /dev/null
+++ b/_dbg.php
@@ -0,0 +1,25 @@
+<?php
+require_once __DIR__ . '/config/config.php';
+header('Content-Type: application/json; charset=utf-8');
+$pdo = Database::getInstance()->getConnection();
+$stmt = $pdo->prepare(
+    "SELECT id, nombre, codigo, esquema FROM lab_formularios
+     WHERE nombre LIKE ? OR codigo LIKE ? OR codigo = 'F-LAB-28'
+     LIMIT 5"
+);
+$stmt->execute(['%helicobacter%', '%LAB-28%']);
+$rows = $stmt->fetchAll(PDO::FETCH_ASSOC);
+if (!$rows) {
+    $rows = $pdo->query("SELECT id, nombre, codigo FROM lab_formularios ORDER BY id LIMIT 30")->fetchAll(PDO::FETCH_ASSOC);
+    echo json_encode(['not_found'=>true,'forms'=>$rows], JSON_UNESCAPED_UNICODE|JSON_PRETTY_PRINT);
+    exit;
+}
+foreach ($rows as &$r) {
+    $dec = json_decode($r['esquema'], true);
+    $campos = is_array($dec) ? $dec : ($dec['campos'] ?? []);
+    $fp = array_values(array_filter($campos, fn($f)=>($f['tipo']??'')==='firma_profesional'));
+    $r['count_fp'] = count($fp);
+    $r['firma_pro_fields'] = $fp;
+    unset($r['esquema']);
+}
+echo json_encode($rows, JSON_UNESCAPED_UNICODE|JSON_PRETTY_PRINT);