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Table 4 Cyto/histopathological findings in biopsy and fine-needle aspirate samples

From: Diagnosis of extrapulmonary tuberculosis using the MPT64 antigen detection test in a high-income low tuberculosis prevalence setting

 TB casesNon-TB cases
Confirmed sampleUnconfirmed sampleClinically diagnosed sampleTotal TB cases 
Histomorphology, biopsies (n = 88)n = 13n = 3n = 3n = 19n = 69
 Granulomatous inflammation with necrosis9311313
 Granulomatous inflammation without necrosis1 2313
 Subacute or chronic inflammation and necrosis3  34
 Abundant necrosis    3
 Subacute or chronic inflammation    22
 Acute inflammation    3
 Malignant tumor    4
 Benign tumor    2
 Fibrosis    1
 Foreign body granuloma    1
 Lymph node hyperplasia    1
 Mesothelial proliferation    1
 No pathology    1
Cytomorphology, FNAs (n = 11)n = 5n = 1n = 1n = 7n = 4
 Granulomatous inflammation with necrosis  111
 Abundant necrosis3  31
 Fluid background, mostly RBCs1  11
 Subacute or chronic inflammation1  11
 Acute inflammation 1 1 
  1. Abbreviations: TB, tuberculosis; FNA, fine-needle aspirate