Conditions list medically reviewed by George Krucik, MD, MBA
The thyroid gland produces a hormone that controls how your cells use energy (metabolize). Hypothyroidism occurs when the body doesn't produce enough. Untreated, it can…
Iron-deficiency anemia is the most common type of anemia and occurs when the body does not have enough iron. The body needs iron to produce hemoglobin.
Celiac disease is a digestive disorder caused by an abnormal immune reaction to gluten. Learn about celiac disease systems, diagnosis, and treatment.
Hookworms are parasites that affect the small intestine and lungs. Read more about the symptoms of this infection and treatment options.
Thalassemia is a blood disorder in which the body makes an abnormal form of hemoglobin. Read on to learn more about its symptoms and how it's diagnosed.
Megaloblastic anemia is a blood disorder marked by the appearance of very large red blood cells that crowd out healthy cells, causing anemia.
Pernicious anemia occurs when your body can't absorb enough vitamin B-12 to function properly. Learn about the signs and symptoms of pernicious anemia.
Leukemia is a cancer of the blood cells. Get the statistics on survival rates, find out the most common symptoms, diagnostic options, and treatments.
Learn about sarcoidosis and its causes, symptoms, diagnosis, treatment, and potential complications.
A dissection of the aorta means that blood has entered the wall of the artery between the inner and middle layers. It can be serious if the aorta ruptures.
Learn all about rheumatoid arthritis (RA), from symptoms, diagnosis, and treatments, to its types, diet tips, and how it differs from osteoarthritis.
In end-stage kidney disease, also known as end-stage renal disease (ESRD), the kidneys are functioning below 10 percent of their normal function.
Abetalipoproteinemia (ABL) is an inherited condition that prevents the body from completely absorbing certain dietary fats.
Chronic lymphocytic leukemia is a form of cancer that affects your lymphocytes, a type of white blood cell. Learn about symptoms and treatment.
This feature is for informational purposes only and should not be used to diagnose. Please consult a healthcare professional if you have health concerns.