How is a diagnosis of syringomyelia made?

Diagnosis is mainly clinical. Syphilis has often been called "the great mimicker" and requires an astute physician to diagnose.

The diagnosis of Sydenham's chorea is usually based on a combination of a recent history of a streptococcal infection and the doctor's observation of the patient's involuntary movements.

Diagnosis of orthostatic intolerance is made when a patient experiences a decrease of blood pressure (not exceeding 20/10 mm Hg) when attempting to stand and a heart rate increase of less than 30...

Diagnosis of craniosynostosis and microcephaly is made by a physician, typically during examination after birth. A physician may also be alerted to the presence of microcephaly based on the...

By laboratory tests called ELISA and Western blot.