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. 2023 Sep 14;15(9):e45228. doi: 10.7759/cureus.45228

Table 2. A list of published tejocote toxicity case reports.

Case Report Age Gender Country Presentation Treatment
Crataegus mexicana (Tejocote) Exposure Associated with Cardiotoxicity and a Falsely Elevated Digoxin Leve   16 Female United States Drowsiness, vomiting, diarrhea, and an ECG demonstrated a heart rate of 38 and Mobitz type 1 second-degree heart block. Two doses of Digoxin Immune Fab
The Forbidden Fruit: A Case of Tejocote (Crataegus mexicana) Supplement Toxicity 55 Female United States Weakness, nausea, abdominal pain, and ECG showed bradycardia at a rate of 48 beats/min and a prolonging PR interval followed by a non-conducted QRS complex, indicative of a second-degree atrioventricular block, Mobitz type 1. Monitored on telemetry for four days, during which time her symptoms improved.
Fatal arrhythmia following ingestion of hawthorn root (Crataegus pubescens) extract: a case report   20 Female Mexico Abdominal pain and nausea developed into hypotension and bradycardia, with the ECG showing sinus arrest with a slow nodal rhythm and secondary changes of the ST segment and T wave that progressed to depressed consciousness and cardiac arrest. N/A
An Atypical Etiology of Acute Pericarditis 23 Female United States Chest pain radiating to her back was exacerbated by lying down, fatigue, and loose stools, and based on her symptoms and an ECG finding of T-wave inversions, the patient was diagnosed with acute pericarditis. She was started on intravenous Toradol (15 milligrams every eight hours) and colchicine (0.6 milligrams daily) and discharged on a three-month course of colchicine.
Immune thrombocytopenic purpura caused by over-the-counter weight supplement Root of Tejocote (Crateggus species) 51 Female United States Generalized malaise for one month with a hemogram revealing new thrombocytopenia. Treated with a prednisone taper that was gradually reduced by 10mg weekly and follow-up outpatient.