Dr. Black, a psychiatrist, admits he began his study on the premise that the syndrome was not a true medical disease.

There she chose a textbook on medical diseases and took it along to the lounge in the nurses' residence.

If it is due to medical disease, the disorder should be treated.

"And 10 percent of patients have no evidence of any medical disease whatever."

Or is it some medical disease the poor guy had?

Psychiatric illness, like other medical diseases, represents complex interactions between biological, psychological and environmental factors.

The book contains descriptions of many medical diseases and interventions.

Mental illnesses are medical diseases that must be taken seriously by the medical and insurance communities.

It was only part of his classification of 2400 medical diseases.

Some patients can be referred to a 12-step program to help curtail drug abuse during palliative treatment of a progressive medical disease.