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Disease

Cystitis

Cystitis is a condition that affects the bladder. It happens most often when bacteria cause an infection. But there are other causes, too.
Disease

Urethral stricture

Narrowing of the tube that carries urine from the body, called the urethra, can limit urine flow and cause a number of problems.
Disease

Granulomatosis with polyangiitis

This disease can cause swelling in the blood vessels of the nose, sinuses, throat, lungs and kidneys. Prompt treatment is key.
Disease

Pulmonary embolism

A blood clot blocks and stops blood flow to an artery in the lung. Often the clot starts in a leg and travels to the lung.
Disease

Tendinopathy

Repetitive activities can injure tendons, causing pain and swelling. Wear and tear from age can also cause tendinopathy. These tendon injuries are common in the hands, arms and legs.
Disease

Trigeminal neuralgia

Learn about this nerve condition that can jolt areas on the face with electric-shock-like pain.
Disease

Gastritis

Learn about the causes and treatments for this inflammation of the stomach lining.
Disease

Coronavirus disease 2019 (COVID-19)

Coronavirus disease 2019 (COVID-19) is an illness caused by the virus SARS-CoV-2. Learn more about the symptoms, risks and ways to protect yourself.
Disease

Subconjunctival hemorrhage (broken blood vessel in eye)

Learn about this common eye condition that may look alarming but is usually harmless and clears up without treatment.
Disease

Sinus headaches

Sinus headaches are often to blame for headache with facial pain — but that pain might actually be a migraine.
Disease

Sepsis

Learn more about the symptoms and treatment of sepsis, a serious infection-related illness.
Disease

Bladder stones

Minerals in urine can form crystals when the bladder does not empty all the way.
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