Hyperemesis Syndrome

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Why Legal Pot Makes This Physician Sick


Cannabinoid Hyperemesis Syndrome  
I've seen cannabinoid hyperemesis syndrome several times in the past few years. It occurs in daily to weekly pot users. Very rarely, it can cause cerebral edema, but it is also associated with seizures and dehydration that can lead to hypovolemic shock and kidney failure.

Delta-8, health, Hyperemesis Syndrome
Death of a young woman with cyclic vomiting: a case report

We report the death of a 22-year-old woman, with a 3½ year history of cyclic vomiting and cannabis use since age 14, who developed torsades de pointes cardiac arrythmia while being treated in the emergency room for nausea and vomiting. Resuscitation restored spontaneous cardiac circulation, however, due to post-cardiac arrest anoxic brain injury, she never regained consciousness and was declared brain dead 4 days later. Postmortem examination confirmed hypoxic-ischemic encephalopathy, in keeping with the in-hospital diagnosis of brain death.

Hyperemesis Syndrome
A mysterious condition can make marijuana users violently ill

She quit marijuana completely for three months and was symptom-free. Then she tried CBD, hoping there was some form of cannabis she could enjoy. One day she took 200 milligrams of CBD in capsules. That night, she ended up in the ER.   cannabinoid hyperemesis syndrome, or CHS.

Hyperemesis Syndrome, business insider
Emergency Rooms Seeing Rise In Syndrome Related To Marijuana Use

“Painful cramping, vomiting occurring. It can happen every few weeks, every few months, last a few days and be incredibly uncomfortable,” said Dr. Michael Lynch of the Pittsburgh Poison Control Center at UPMC.

emergency room, Hyperemesis Syndrome, Pennsylvania
Rare And Mysterious Vomiting Illness Linked To Heavy Marijuana Use

But she didn't have cancer. She had an obscure syndrome called cannabinoid hyperemesis syndrome, a condition only recently acknowledged by the medical community. It affects a small population — namely, a subset of marijuana users who smoke multiple times a day for months, years or even decades.


There's no hard data on the prevalence of the illness. But in California and Colorado, which have loosened marijuana laws in recent years, some emergency physicians say they're seeing it more often. One study in Colorado suggests there may be a link.

Hyperemesis Syndrome, Long-term
Little-known illness tied to smoking weed on the rise

The answer was cannabinoid hyperemesis syndrome, or CHS. It’s caused by heavy, long-term use of various forms of marijuana. For unclear reasons, the nausea and vomiting are relieved by hot showers or baths.
“They’ll often present to the emergency department three, four, five different times before we can sort this out,” said Dr. Kennon Heard, an emergency room physician in Aurora, Colorado.

Hyperemesis Syndrome, Colorado
Mysterious illness tied to marijuana use on the rise in states with legal weed

CHS has only been recognized for about the past decade, and nobody knows exactly how many people suffer from it. But as more states move towards the legalization of marijuana, emergency room physicians like Dr. Heard are eager to make sure both doctors and patients have CHS on their radar.

Hyperemesis Syndrome, CHS
Rare illness called Cannabinoid Hyperemesis Syndrome affecting chronic marijuana users
Hyperemesis Syndrome, chronic
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