Multisystem inflammatory syndrome in children (MIS-C) and COVID-19
Learn about symptoms of this serious condition linked to coronavirus disease 2019 (COVID-19). Get help fast if your child shows any signs.
Disease
Hydronephrosis
This condition involves swelling of one or both kidneys. Learn the causes, symptoms and treatments.
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.
Learn about the symptoms, diagnosis and treatments for this autoimmune disease that attacks nerve fibers in the body.
Disease
Pleurisy
In this condition, the tissues that line the lungs and chest cavity (pleura) become inflamed, causing sharp chest pain that worsens during breathing.
Disease
Pneumonitis
A general term for lung swelling and irritation, it's often caused by breathing in irritants. The swelling can cause trouble breathing and a dry cough.
Disease
Exercise-induced asthma
Regular exercise is good for you in many ways, but for some people, exercise can trigger breathing problems. Medicine can help.
Disease
Diabetic retinopathy
Good diabetes management and regular exams can help prevent this diabetes complication that affects the eyes. Find out how.
Disease
Diffuse large B-cell lymphoma
Find out more about the symptoms, diagnosis and treatment of this type of non-Hodgkin lymphoma.
Disease
Central nervous system (CNS) lymphoma
Learn about central nervous system lymphoma, a cancer of the brain and nervous system, including symptoms, causes, diagnosis and treatment options.
Disease
Heart arrhythmia
Learn about common heart rhythm disorders that can cause your heart to beat too fast, too slow or irregularly.
Disease
Mitral valve disease
Learn more about diseases that affect the valve between the left heart chambers, including mitral valve regurgitation and mitral valve stenosis.