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Drugs and diseases reference index

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Diseases & conditions A-Z List

Diseases & Conditions A-Z List - «R»:

  1. Routine sputum culture Routine sputum culture
    Routine sputum culture is a test of secretions from the lungs and bronchi (tubes that carry air to the lung) to look for bacteria that cause infection. How the Test is Performed You will cough deeply and spit any sputum into a sterile cup. The sputum is then taken to the laboratory. There, it is pl...
  2. RPR test RPR test
    RPR (rapid plasma reagin) is a screening test for syphilis. It looks for antibodies that are present in the blood of people who have the disease. The test is similar to the venereal disease research laboratory (VDRL) test. How the Test is Performed Blood is typically drawn from a vein, usually from...
  3. RSV antibody test RSV antibody test
    RSV antibody test is a blood test that measures the levels of antibodies (immunoglobulins) against the viral infection respiratory syncytial virus (RSV). How the Test is Performed Blood is drawn from a vein, usually from the inside of the elbow or the back of the hand. The site is cleaned with germ...
  4. Rubella Rubella
    Rubella is a contagious infection in which there is a rash on the skin. Causes The disease is caused by a virus that is spread through the air or by close contact. A person can transmit the disease from 1 week before the rash begins, until 1 - 2 weeks after the rash disappears. The disease is less ...
  5. Rubinstein-Taybi syndrome Rubinstein-Taybi syndrome
    Rubinstein-Taybi syndrome is a genetic disease characterized by broad thumbs and toes, short stature, distinctive facial features, and varying degrees of mental retardation. Causes Rubinstein-Taybi syndrome is a rare condition, affecting about 1 in 125,000 people. Most people with RTS have a defect...
  6. Rumination disorder Rumination disorder
    Rumination disorder is a condition in which a person keeps bringing up food from the stomach into the mouth (regurgitation) and rechewing the food. Causes Rumination disorder usually starts after age 3 months, following a period of normal digestion. It occurs in infants and is rare in children and ...
  7. Ruptured eardrum Ruptured eardrum
    A ruptured or perforated eardrum is an opening in the tympanic membrane (eardrum). Causes The tympanic membrane (eardrum) separates the outer ear from the middle ear. The eardrum vibrates when sound waves strike it. Bones and nerve endings in the middle and inner parts of the ear then send a nerve ...
  8. Russell-Silver syndrome Russell-Silver syndrome
    Russell-Silver syndrome is a disorder present at birth that involves poor growth, low birth weight, short height, and differences in the size of the two sides of the body. Causes An estimated 7 - 10% of patients with this syndrome have a defect called the maternal uniparental disomy (UPD) for chrom...