Thursday 14 June 2007

Imaging salivary glands

Anatomy of salivary glands

Infections:
Sialadenitis
Chronic Sclerosing Sialadenitis
HIV

Inflammations:
Sialolithiasis
Sarcoidosis
Sjogren disease

Salivary gland tumors: Pearls

Benign lesions:
Pleomorphic adenoma
Warthin tumor
Salivary gland neurofibroma
Oncocytoma
Lipoma
Paediatric lesions:
Salivary gland hemangioma
Salivary gland lymphangioma

Benign cystic lesions:
Retention cyst
Lymphoepithelial cyst
First branchial cleft anomaly
Ranula
Sialocele
Pseudocyst

Malignant lesions:
Mucoepidermoid carcinoma
Adenoid cystic carcinoma
Squamous cell carcinoma
Acinic cell carcinoma
Adenocarcinoma
Lymphoma
Leukemia
Metastatic lymphadenopathy: commonly seen with dermatologic malignancy (basal cell carcinoma, squamous cell carcinoma, melanoma), but also in upper digestive SCC
Metastasis: uncommon site, include head and neck malignancies, melanoma, breast, lung, renal cancer

Interventions:
FNA of salivary gland lesions
Core needle biopsy of salivary glands