Examination of the lungs by stethoscope can reveal crackles (unusual breath sounds). Enlarged or tender lymph nodes may be present in the neck or other areas. Fluid may be detectable around a lung.

Other tests may include:

-Tuberculum skin test - Mantoux test - a small amount of testing material is placed just below the top layers of skin, then two days later a health care worker checks the arm to see if a bump has developed

http://www.immunologyclinic.com/jpg/300_96dpi/HH10_300.jpg

http://www.stanford.edu/class/humbio103/ParaSites2006/TB_Diagnosis/102_tuberculin_wheal.jpg

- Chest x-ray - visualized in lung

http://www2.nphs.wales.nhs.uk/icds/documents/chest%20x%20ray%20of%20severe%20pulmonary%20tb.jpg

http://www.scidev.net/scidev_images/tb_xray.jpg

http://webpages.charter.net/deziel/xraytb.jpg

- Chest CT

http://www.medscape.com/content/1998/00/41/66/416681/art-a3061.fig4.jpg

- Sputum cultures

http://patiented.goshenhealth.com/pte/pneumon/Sputum.gif

- Thoracentesis

http://i13.photobucket.com/albums/a254/KEUKENETTE/spoed/thoracentesis.jpg

- Interferon (IFN) gamma blood test - looks for immune response produced by infection of M. tuberculosis

- biopsy of the affected tissue (lungs, pleura, lymph nodes)

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