Diagnostic Category Risk of Malignancy (%) Management*
Nondiagnostic 25 Repeat FNA, clinical follow-up and imaging
Non-neoplastic 10 Clinical follow-up and imaging
Atypia of undetermined significance 20 Repeat FNA or surgery
Neoplasm: benign < 5 Surgery or clinical follow-up and imaging
Neoplasm: salivary gland neoplasm of uncertain malignant potential (SUMP) 35 Surgery
Suspicious for malignancy 60 Surgery
Malignant > 90 Surgery