This condition involves swelling of one or both kidneys. Learn the causes, symptoms and treatments.
Disease
Corticobasal degeneration
Learn about this rare disease that affects brain cells. The disease can make it hard to speak, move and think.
Disease
Carbon monoxide poisoning
Learn how to prevent poisoning with this gas that has no color, odor or taste.
Disease
Takayasu's arteritis
This rare disease that harms the aorta, the large artery that carries blood from the heart to the rest of the body.
Disease
EGPA (formerly Churg-Strauss syndrome)
Eosinophilic granulomatosis with polyangiitis is a rare blood vessel disease that may cause breathing trouble, face pain and a runny nose. Medicines can help.
Disease
Nephrotic syndrome
Swelling around your feet and ankles is a common sign of this condition that occurs when your kidneys pass too much protein in your urine.
Disease
Proctitis
Inflammation of the rectal lining can cause pain, bleeding and diarrhea. This condition can be a treatment side effect or part of a more generalized disease.
Disease
Pancreatic cysts
Most of these cysts aren't cancerous, but some types are. Find out about symptoms, causes and treatment of cysts in the pancreas.
Disease
Dressler syndrome
Learn about the symptoms and treatment of this condition that involves swelling and irritation of the sac around the heart after damage to the heart muscle.
Disease
Thalassemia
Some forms of this inherited blood disorder usually show up before the age of 2. Often, they cause anemia. Worse forms of the disease require regular blood transfusions.
Disease
Norovirus infection
This highly contagious virus spreads through contaminated food, water or surfaces and causes vomiting and diarrhea. Learn ways to protect yourself.
Disease
Porphyria
This group of disorders results from a buildup of natural chemicals in the body that affect the nervous system and skin. Learn how to avoid symptom triggers.