21 September 2025
: Case report 
Cannabis-Induced Cardiac Arrest in a Young Adult: A Case Report
Unusual clinical course, Rare coexistence of disease or pathology
Sana Irshad
AEFG 1*, Parth Adrejiya AEF 1, Mohammad Abubaker EF 1, Theophilus Adatsi FG 1, Oluchi Idenyi ABDEF 1, Srikanth Maddika G 1, Swathi Gorle EF 1, Abhishek Thandra G 2, Srinivasa R. Chennareddy ADF 2
DOI: 10.12659/AJCR.950077
Am J Case Rep 2025; 26:e950077
Table 2 Summary of case reports of patients aged 15–35 with cardiac arrest following cannabis use.
| Case | Age | Type/amount of cannabis consumed | Time before arrest | Presumed mechanism leading to arrest | Reference |
|---|---|---|---|---|---|
| 1 | 15 | Smoked cannabis; amount not specified, shortly before event | Shortly before collapse | QTc prolongation, torsades de pointes | []2 |
| 2 | 24 | High-potency THC (dabbing); frequency not specified, within 1 hour of event | Within 1 hour | Coronary vasospasm, myocardial ischemia | []14 |
| 3 | 30 | Cannabis concentrate; heavy use reported, ~30 min before event | ~30 minutes | Ventricular arrhythmia, hyperadrenergic state | []15 |
| 4 | 30 | Cannabis concentrate; heavy use, within 1 hour of event | Within 1 hour | Ventricular fibrillation due to IKr inhibition | []15 |
| 5 | 24 | Cannabis resin; repeated use, few hours prior | A few hours | Acute myocardial ischemia, arrhythmia | []15 |