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Radiation therapy is used widely to treat cancer, but it has side effects such as Radiation enteritis . Radiation enteritis is usually  temporary...

Radiation sickness is an illness resulting from a high exposure to ionizing radiation. This is an acute illness triggered by irradiation of the full...

Ramsay Hunt syndrome  or herpes zoster oticus happens when a shingles outbreak affects your facial nerve near one of the ears. The virus that cau...

Raynaud’s disease occurs when the small arteries in your fingertips and toes narrow  in response to cold or stress, limiting blood flow to affec...

Reactive arthritis, also known as Reiter syndrome, is a spondyloarthropathy characterized by conjunctivitis, urethritis and arthritis. Reactive arthri...

Overview Reactive attachment disorder (RAD) is when an baby or a child fails to form a secure attachment with their primary caretaker. As a result,...

Overview Rectal cancer is a type of cancer in which malignant (cancerous) cells develop in the rectal tissues. The large intestine, also known as th...

When an abnormal connection develops between the rectum and the vagina of a woman, it is termed a rectovaginal fistula. While rectovaginal fistula is ...