Idiopathic

These seemingly spontaneous cases are usually referred to as Idiopathic frozen shoulder.

We Blog A Lot 2009

We are not heartless: we've given him helpful printouts on a medical condition known as Idiopathic Craniofacial Erythema - but they only made him turn red.

Telegraph.co.uk - Telegraph online, Daily Telegraph and Sunday Telegraph 2010

The school said Thursday that the medical examiner determined John A. Evans had a disease called Idiopathic Hypertrophic Subaortic Stenosis.

Army Times - News 2009

CHERNOFF: Idiopathic, meaning doctors found no cause, such as a tumor or blood clot.

CNN Transcript Jul 31, 2007 2007

CHERNOFF: Idiopathic, meaning there is no known cause for the seizure.

CNN Transcript Jul 31, 2007 2007

CHERNOFF: Idiopathic, meaning that there is no known cause for that seizure, which apparently is fairly common as seizures go.

CNN Transcript Jul 31, 2007 2007

CHERNOFF: Idiopathic, meaning doctors couldn't figure out the exact cause of the seizure, which apparently is pretty common for this sort of thing.

CNN Transcript Jul 31, 2007 2007

"Idiopathic" literally means not comprehensible, because it never fitted into any known parameters, since it was a new affliction, less documented.

Desicritics 2008

Idiopathic short stature refers to short stature without an identifiable cause.

Frequently asked questions about childhood growth, height 2010

ROBERT SIEGEL, host: Idiopathic pulmonary fibrosis is a dreadful disease.

Breathing New Life Into Lung Disease Awareness 2010