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Table 3 Distribution of repeat USFNA cytology according to initial Bethesda classification

From: The role of repeat fine needle aspiration in the management of indeterminate thyroid nodules

p-USFNA r-USFNA
  B2 B3 B4 B5 B6 Total
B3
 Frequency 6 50 11 14 0 81
 % 7.4 77.2 13.6 17.3 0  
B4
 Frequency 0 5 7 1 2 15
 % 0 33.3 46.7 6.7 13.3  
Total       96
  1. Abbreviations: p-USFNA primary fine-needle aspiration, r-USFNA Repeat fine-needle aspiration, B2 Bethesda score II, B3 Bethesda score III, B4 Bethesda score IV, B5 Bethesda score V, B6 Bethesda score VI