Conditions list medically reviewed by George Krucik, MD, MBA
Carcinoid syndrome occurs when a carcinoid tumor puts dangerous chemicals back into your bloodstream.
A head injury is an injury to your brain, skull, or scalp. All head injuries should be treated seriously and assessed by a doctor. Get the facts about 6 major types.
Panic disorder occurs when you live in fear of a panic attack. You may be having a panic attack when you feel sudden, overwhelming terror with no obvious cause.
This feature is for informational purposes only and should not be used to diagnose. Please consult a healthcare professional if you have health concerns.