Rhabdomyolysis after fish consumption: Haff's disease

Abstract

### Learning Point for Clinicians Physicians should include Haff's Disease in differential diagnosis when evaluating patients with rhabdomyolysis without risk factors. The potential for misdiagnosis is considerable, owing to the spectrum of symptoms, and missed history of fish consumption. Fish consumption should be included in the history of patients with unexplained rhabdomyolysis. A 48-year-old male with no significant past medical history came to the emergency department (ED) because of sudden onset of diffuse myalgia especially in the legs, chest and back. It was associated with mild diaphoresis. Symptoms started acutely as he was driving back home from his work as a cab driver. He denied fever, new medications, recreational drug use, recent illness, significant physical exertion and trauma. Vital signs on admission were: temperature, 98.2 F; pulse, 90/min; blood pressure, 148/88 mm Hg; and SaO2, 98% on room …