A case of CHS in a chronic cannabis user presented as cyclical vomiting relieved by frequent hot baths, highlighting the need for emergency department awareness of this underrecognized condition.
Read this if you are a chronic cannabis user experiencing unexplained nausea and vomiting.
CHS is underrecognized in emergency departments, leading to delayed diagnosis
What the researchers found
The case presents a typical CHS presentation: a chronic cannabis user with cyclical vomiting that was relieved by compulsive hot bathing. The authors emphasize that CHS is underrecognized in emergency department settings, leading to delayed diagnosis, unnecessary testing, and repeated presentations.
Early recognition of CHS can lead to simpler and more effective treatment: cannabis cessation. The authors advocate for increased awareness among emergency physicians to reduce the diagnostic delay and healthcare costs associated with this condition.
Why it matters
CHS is increasingly common as cannabis use rises with legalization. Emergency departments frequently encounter patients with cyclical vomiting, and recognizing CHS early can prevent unnecessary invasive testing and costly hospital admissions.
The numbers in context
Single case report. CHS characterized by cyclical vomiting in a chronic cannabis user, relieved by hot baths, treated by cannabis cessation.
How the study worked
This is a single case report with clinical description of the presentation, workup, and diagnosis of CHS.
What this study cannot tell us
This is a single case report with minimal clinical detail. It does not add new scientific knowledge about CHS mechanisms or treatment beyond reinforcing existing understanding.
How to read the evidence
This is a brief case report reinforcing known CHS characteristics.
When this study was published
Published in 2014. CHS awareness has increased substantially since.
The bigger picture
As cannabis use becomes more normalized, CHS cases are expected to increase. This case adds to the growing literature advocating for CHS awareness in emergency medicine training and clinical practice.
Questions still open
- How common is CHS in the general cannabis-using population? Are there genetic or other factors that predispose certain users to develop CHS? What is the optimal emergency department protocol for suspected CHS?
Common questions
How is CHS treated?
Can CHS come back?
Read the original research
A rare case of cannabis hyperemesis syndrome relieved by hot water bathing.
Clinical medicine (London, England), 14(1), 86-7
Citation
Warner, Ben; Cairns, Stuart; Stone, Andy. (2014). A rare case of cannabis hyperemesis syndrome relieved by hot water bathing.. Clinical medicine (London, England), 14(1), 86-7. https://doi.org/10.7861/clinmedicine.14-1-86
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