[Ischemic heart failure making the diagnosis of a Vaquez disease: a rare event]. / Choc cardiogénique ischémique révélateur d'une maladie de Vaquez, un événement rare.

We present the case of a 46-year-old patient without any past medical history, admitted to our ICU for cardiogenic shock complicating acute coronary syndrome. The blood tests found polycethemia, a polycethemia vera was suspected and confirmed by genetic analysis. Ischemic heart failure as an initial symptom of polycethemia vera and its treatment by arterial bleeding is a rare event that we describe in this article.