TABLE 6.

Characterization of Salivary Gland Neoplasm of Uncertain Malignant Potential Cases

Histologic Category	Histologic Diagnosis	No. (%)
Non‐neoplastic	Nodular oncocytic hyperplasia	5
	IgG4‐related sialadenitis	2
	Normal	1
Subtotal		8 (5.2)
Benign neoplasm	Pleomorphic adenoma	41
	Basal cell adenoma	31
	Warthin tumor	9
	Myoepithelioma	8
Subtotal		89 (57.8)
Malignant	Mucoepidermoid carcinoma	10
	Adenoid cystic carcinoma	9
	Epithelial‐myoepithelial carcinoma	7
	Carcinoma ex pleomorphic adenoma	7
	Myoepithelial carcinoma	4
	Basal cell adenocarcinoma	3
	Secretory carcinoma	2
	Polymorphous adenocarcinoma	2
	Adenocarcinoma, NOS	2
	Acinic cell carcinoma	2
	Intraductal carcinoma	2
	MALT lymphoma	2
	Metastatic carcinoma	1
	Salivary duct carcinoma	1
	Squamous cell carcinoma	1
	Sebaceous adenocarcinoma	1
	Carcinoma, NOS	1
Subtotal		57 (37.0)
Total		154 (100.0)

Abbreviations: MALT, mucosa‐associated lymphoid tissue; NOS, not otherwise specified.