Most ear and nose foreign bodies can be removed by a skilled physician in the office with minimal risk of complications. Common removal methods include use of forceps, water irrigation, and suction catheter. Pharyngeal or tracheal foreign bodies are medical emergencies requiring surgical consultation.
Definition of tuberculin test. : a test for hypersensitivity to tuberculin as an indication of past or present tubercular infection.
Uses For tuberculin. Tuberculin purified protein derivative (PPD) is used in a skin test to help diagnose tuberculosis (TB) infection in persons at increased risk of developing active disease. Tuberculin skin test is done by injecting tuberculin PPD into the surface layer of the skin. If the test is positive, a reaction will be seen at and around the place of injection or puncture. If the test is given using an injection, this reaction is usually a hard, raised area with clear margins.