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Rectovaginal fistula
This open tunnel connects the rectum and vagina, allowing gas or stool to pass into the vagina. Learn about rectovaginal fistula treatment and self-care.
Rectal cancer
Learn about the symptoms, causes and prevention of this cancer that starts in the rectum. Treatments include surgery, radiation therapy and chemotherapy.
Pyoderma gangrenosum
Learn about the symptoms, treatment and risk factors of this skin condition with open sores, along with advice on how to cope with it.
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.
Pseudomembranous colitis
This inflammatory colon condition is usually caused by the bacterium Clostridioides difficile. The use of high-dose antibiotics may let these germs grow unchecked.
Proctitis
Proctitis means inflammation of the rectal lining. This condition is often a treatment side effect or part of a more generalized disease.
Primary sclerosing cholangitis
Liver damage can result from this potentially serious disease in which scarring blocks the bile ducts. A liver transplant is the only known cure.
Primary immunodeficiency
Frequent infections could mean you have an immune system disorder. The conditions in this category are usually caused by genetic changes.
Primary biliary cholangitis
Primary biliary cholangitis is a type of liver disease that damages the bile ducts. Early recognition and treatment may help prevent complications.
Porphyria
This group of disorders results from a buildup of natural chemicals in the body that affect the nervous system and skin. Learn how to avoid symptom triggers.
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