CHS is a clinical diagnosis characterized by chronic cannabis use. 9. A unique feature of CHS is cyclic nausea and vomiting that may be unresponsive to standard antiemetic therapy but responsive to compulsive hot bathing.
How is CHS diagnosed?
Diagnosis is often delayed as there is no reliable diagnostic test. A high index of suspicion is needed for prompt diagnosis. CHS was first described in 2004 in South Australia and since then many case reports have been published. Marijuana has both proemetic and antiemetic effects.
How long does CHS last?
CHS is an episodic syndrome with vomiting episodes that last for 24–48 h at a time separated by asymptomatic periods that may last weeks or months [13].
