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. 2023 Oct 20;15(10):e47383. doi: 10.7759/cureus.47383

Table 1. Distribution according to FNAC (Milan system) diagnosis (N=60).

FNAC: fine-needle aspiration cytology.

FNAC diagnosis No. of patients Percentage
Non-diagnostic (Category 1) 2 3.33
Inadequate 2 3.33
Non-neoplastic (Category 2) 9 15.00
Benign cystic lesion 1 1.67
Acute sialadenitis 0 0
Chronic sialadenitis 7 11.67
Sialadenosis 1 1.67
Atypia of undetermined significance (AUS) (Category 3) 1 1.67
Neoplastic: benign (Category 4a) 28 46.67
Basal cell adenoma 2 3.33
Oncocytic neoplasm 1 1.66
Pleomorphic adenoma 22 36.6
Warthin's tumor 3 5.00
Neoplastic: Salivary gland neoplasm of uncertain malignancy (Category 4b) 2 3.33
Suspicious of malignancy (Category 5) 5 8.33
Malignant (Category 6) 13 21.67
Acinic cell carcinoma 2 3.33
Adenoid cystic carcinoma 5 8.33
Mucoepidermoid carcinoma (incl. low grade and intermediate) 6 10.00