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Mucosal space mass:
SCC, lymphoma, rhabdomyosarcoma, melanoma, adenoids, juvenile angiofibroma, Thornwald's cyst
-
Parapharyngeal and carotid space masses:
salivary gland tumors (80% benign), vagal schwannoma, cervical sympathetic plexus schwannoma, glomus vagale, nasopharyngeal CA, lymphadenopathy, abscess, cellulitis
-
Prevertebral mass:
mets, chordoma, osteomyelitis, abscess, hematoma
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Sublingual space mass:
lymphangioma, ranula, hemangioma, lingual thyroid, inflammatory
-
Simultaneous sublingual and submandibular space mass:
diving ranula, lymphangioma, abscess
-
Post-styloid parapharyngeal mass:
salivary tissue, nerves, nodes, glomus tumor
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Prestyloid parapharyngeal mass:
pleomorphic adenoma, Warthin's, mucoepidermoid, adenoid cystic, branchial cleft cyst, neurogenic tumor, hemangioma, node
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Bilateral parotid low attenuation lesions:
HIV lymphoepithelial cysts, Sjogren's, Warthin�s tumor, infection
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Enlarged parotids:
obesity, DM, alcohol, cirrhosis, malnutrition, drugs
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Sialoliths:
sarcoid, Sjogren's, HPT
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