This disease mimics gout, causing sudden, painful swelling in one or more joints. Treatments can reduce the pain and improve joint function.
Disease
Pseudomembranous colitis
This condition causes serious or life-threatening diarrhea. It often follows antibiotic use and often affects people in the hospital for other conditions.
Headaches and vision loss can result from this increased pressure inside the skull that occurs with no obvious reason.
Disease
Psoriasis
Learn about this common skin condition that causes red, scaly, itchy patches and how you can combine medications with self-care habits to manage it.
Disease
Psoriatic arthritis
This form of arthritis affects some people who have psoriasis — a disease that features patches of itchy skin topped with silvery scales.
Disease
Pubic lice (crabs)
Pubic lice (crabs) are an itchy, but treatable, nuisance. Find out how to spot and treat this common sexually transmitted infection (STI).
Disease
Pulmonary atresia
This life-threatening heart condition that's present at birth changes the way blood travels from the heart to the rest of the body.
Disease
Pulmonary atresia with intact ventricular septum
Also called PA/IVS, this rare congenital heart defect is diagnosed at or shortly after birth. Learn the symptoms and how it's treated.
Disease
Pulmonary atresia with ventricular septal defect
This congenital heart defect affects the valve between the heart and lungs and includes a hole in the heart. Learn the symptoms and how it's treated.
Disease
Pulmonary edema
Get more information about the causes of this potentially life-threatening lung condition and learn how to treat and prevent it.
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
Pulmonary fibrosis
Thickened and scarred lung tissue makes it hard for the lungs to work well. Symptoms are shortness of breath that worsens, cough, tiredness and weight loss.