SG cancer: FNA shows limited diagnostic utility

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  • Fine-needle aspiration (FNA) is associated with 60% sensitivity when diagnosing malignant salivary gland (SG) tumors.

Why this matters

  • FNA is generally considered to have high diagnostic accuracy for SG neoplasms.

Key results

  • Overall, FNA classified 73.25% of tumors as benign, 10.46% as malignant, and 16.28% as having doubtful diagnosis.
  • Sensitivity was 60%.
  • Specificity was 97.5%.
  • Positive predictive value was 83.3%.
  • ...