Conditions list medically reviewed by George Krucik, MD, MBA
An abnormal heart rhythm is when your heart beats too fast, slow, or irregularly. This is also called an arrhythmia. Within the heart is a complex system of valves…
High blood pressure is often associated with few or no symptoms. Many people have it for years without knowing it.
Hypertensive heart disease refers to heart conditions caused by high blood pressure. Possible symptoms of acute hypertension include sweating and chills.
A pulmonary embolism is a blood clot that occurs in the lungs. It can damage part of the lung and other organs and decrease oxygen levels in the blood.
Atrial fibrillation and flutter are irregular heart rhythms that occur when the upper chambers of the heart beat irregularly or too fast. Fibrillation can be sustained…
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.
Infectious mononucleosis, or mono, refers to a group of symptoms usually caused by the Epstein-Barr virus (EBV).
Myocarditis is inflammation of the heart muscle. It is a rare condition that can be caused by any number of autoimmune diseases, viral, bacterial, or fungal infections…
In mitral valve prolapse the flaps of the heart's mitral valve do not close correctly, which can make blood leak from one chamber into another. Lifelong heart…
Agoraphobia is an anxiety disorder that makes people very fearful of certain places and situations. Learn about agoraphobia causes, symptoms, and treatment.
Red blood cells are normally shaped like discs, which allows them to travel through blood vessels. Sickle cell disease causes red blood cells to be sickle-shaped. Read…
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.
What's the difference between aspiration pneumonia and pneumonia? Learn the causes, symptoms, and risk factors for this condition.
Learn about carbon monoxide poisoning and what causes it. Find information on carbon monoxide symptoms, diagnosis, treatment, and prevention.
A hernia occurs when an organ pushes through the muscle or tissue that holds it in place. Read on to learn about its causes and treatments.
Learn about the symptoms, causes, and treatment of Chinese restaurant syndrome.
Idiopathic autoimmune hemolytic anemia (IAHA) is a serious form of autoimmune hemolytic anemia. Learn more about this condition.
Polyarteritis nodosa (PAN) is a serious but rare disease of the blood vessels caused by an immune system malfunction.
This feature is for informational purposes only and should not be used to diagnose. Please consult a healthcare professional if you have health concerns.