Fecal Mycobacterium tuberculosis test

The purpose of M. tuberculosis culture examination is to diagnose tuberculosis. Specimens can be collected from sputum, pleural effusion, ascites, urine, cerebrospinal fluid, feces, secretions, etc. Commonly used examination methods are smear examination and M. tuberculosis culture. Basic Information Specialist classification: Infectious disease inspection and classification: feces / parasitic examination Applicable gender: whether men and women apply fasting: not fasting Analysis results: Below normal: Normal value: no Above normal: negative: Normal, but negative can not rule out tuberculosis. Positive: A positive indication may have intestinal tuberculosis. Tips: Feces may be highly contagious and should be stored with care. Normal value negative. Clinical significance Abnormal results: Commonly used Ziehl-Neelsen method to check tuberculosis, positive means that there may be intestinal tuberculosis (may also be caused by tuberculosis swallowing), negative can not exclude tuberculosis. Need to check the crowd: Intestinal infarction, ascites symptoms. Positive results may be diseases: tuberculous mesenteric lymphadenitis considerations Note before inspection: 1. Patients should stop using anti-tuberculosis drugs 3 days before collecting specimens. 2, usually for the collection of smear, in the counter-dyeing need to extend 2 to 5 minutes, in order to achieve the desired effect. Requirements for inspection: Feces may be highly contagious and should be stored with care. Not suitable for people: There is no inappropriate crowd. Inspection process M. tuberculosis smear: According to the different parts of the infection, the specimens such as feces are directly smeared or smeared after collecting the bacteria, and the bacteria are collected by centrifugation and dilution. Not suitable for the crowd Generally no taboos. Adverse reactions and risks Generally no complications and harm.

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