idiopathic hypertrophic osteoarthropathy

According to Clark, the “hypertrophic forms of masculinity” then prevalent favored “unyielding forcefulness” over “suppleness.”

This is an idiopathic disease of the blood-making organs, which is accompanied by an enormous increase in number of leukocytes.

It seems not unlikely that the underlying cause of so-called idiopathic insanity is usually some change within the brain cells.

Idiopathic is a word we medical men use to conceal our ignorance of the cause of disease.