HemeOnc

Tuberculous Lymphadenitis

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Tuberculous Lymphadenitis

  • Epidemiology
  1. Most common form of Extrapulmonary Tuberculosis
  • Signs
  1. Chronic Cervical Lymphadenopathy is most common
    1. However any Lymph Node distribution may be involved
  2. Node consistency
    1. Initial: Firm, discrete, nontender
    2. Later, untreated: Coalesced, matted nodes
    3. Later, untreated: Fluctuant nodes drain to surface
    4. Initially with treatment: Enlarged or new nodes
  • Diagnosis
  1. FNA for PCR of Mycobacterium tuberculosis is preferred