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The medical history includes obtaining the symptoms of pulmonary TB: productive, prolonged cough of three or more weeks, chest pain, and hemoptysis.Systemic symptoms include low grade remittent fever, chills, night sweats, appetite loss, weight loss, easy fatiguability, and production of sputum that starts out mucoid but changes to purulent. [1]
Children less than four years of age, or children and adolescents exposed to adults in high-risk categories; 15 mm or more is positive in Persons with no known risk factors for TB [13] A tuberculin test conversion is defined as an increase of 10 mm or more within a two-year period, regardless of age.
The tine test is a multiple-puncture tuberculin skin test used to aid in the medical diagnosis of tuberculosis (TB). The tine test is similar to the Heaf test, although the Mantoux test is usually used instead. There are various forms of the tine tests which usually fall into two categories: the old tine test (OT) and the purified protein ...
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These included the Pirquet cutaneous test, the Moro percutaneous path test, the Mantoux intracutaneous test, and the Calmette conjunctival test. [6] With experience gained from the tuberculin skin test during the greater part of the last century, the current body of medical knowledge and advances were made possible by Robert Koch. Through the ...
Tuberculosis (TB), also known colloquially as the "white death", or historically as consumption, [7] is a contagious disease usually caused by Mycobacterium tuberculosis (MTB) bacteria. [1] Tuberculosis generally affects the lungs , but it can also affect other parts of the body. [ 1 ]
Miliary tuberculosis is a form of tuberculosis that is characterized by a wide dissemination into the human body and by the tiny size of the lesions (1–5 mm). Its name comes from a distinctive pattern seen on a chest radiograph of many tiny spots distributed throughout the lung fields with the appearance similar to millet seeds—thus the term "miliary" tuberculosis.
The tuberculin skin test (TST) in its first iteration, the Mantoux Test, was developed in 1908. Tuberculin (also called purified protein derivative or PPD) is a standardised dead extract of cultured TB, injected into the skin to measure the person's immune response to the bacteria.