The diagnosis is usually based on your history of symptoms.

The diagnosis is based on observations from parents and teachers.

Except in very severe cases, the diagnosis is not based on a single reading.

The diagnosis is based on very specific symptoms, which must be present in more than one setting.

The diagnosis is based instead on whether the person has been having diarrhea.

"Their diagnoses are largely based on the history as I see it," she told me.

There are no specific tests; the diagnosis is based on history and symptoms.

The diagnosis is based on a detailed history and physical examination.

The system now covers about 1500 diagnoses based on thousands of findings.

He said a diagnosis could not be based a single episode of stress, such as the custody fight.