Ahsan Y. Khan, MD

For 8 years, she’s been ‘spellbound’

Publish date: January 1, 2006

A longstanding seizure disorder has left Ms. A disabled, dependent, and depressed. Neurologists say she has epilepsy. Is this diagnosis correct?

Publish date: November 1, 2005

Diet pills purchased online appear to be making Ms. P paranoid, but routine urine screens are negative. What’s causing her delusional episod...

Publish date: August 1, 2005

Mr. D’s mood symptoms persist after 1 year of therapy. You suspect a medical cause but he can’t afford routine lab tests. How would yo...

Publish date: March 1, 2005

Mr. P suffers anxiety spells and feels faint, breathless, and near collapse. Numerous doctors could not find the cause. Are these episodes panic a...

Publish date: December 1, 2004

Mrs. A, age 64, has persistent depressive and physical symptoms that worsen in winter. In December, she reports that her symptoms have suddenly di...