Table 4 The diagnostic characteristics of cannabinoid hyperemesis syndromea
From: The emergency department care of the cannabis and synthetic cannabinoid patient: a narrative review
| Diagnostic characteristic | Frequency (%) |
|---|---|
| Severe nausea and vomiting | 100 |
| Cyclic vomiting over months | 100 |
| Age < 50 at onset of illness | 100 |
| Cannabis use at least weekly | 97.4 |
| Symptom resolution after stopping cannabis | 96.8 |
| Compulsive hot bathing that relieves symptoms | 92.3 |
| Abdominal pain | 85.1 |
| Reported daily cannabis use | 76.6 |
| Reported regular cannabis use > 1 year | 74.8 |
| Male predominance | 72.9 |