However, recent studies have shown that bilateral idiopathic adrenal hyperplasia is the cause in up to 70 of cases.

The risk of emboli forming in idiopathic AF depends on other risk factors such as increasing age, hypertension, diabetes, recent heart failure, or previous stroke.

Six years before that, I was starting my career as an opera singer in Europe, when I was diagnosed with idiopathic pulmonary hypertension also known as PH.

Diagnosis The diagnosis is made upon blood tests to confirm not only hemolytic anemia and idiopathic thrombocytopenic purpura, but also a positive direct antiglobulin test (DAT) and an absence of any known underlying cause.