Salivary -LAB-
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Transcript of Salivary -LAB-
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Mucocele. Blue-pigmented nodule on
the lowerlip
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Mucocele. Nodule on the posterior
buccal mucosa
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Mucocele. Mucin-filled cystlike cavity beneath the
mucosal surface. Minor salivary glandsare present below and let era!
to the spilled mucin.
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Salivary duct cyst. Nodular swelling (arrow)
overlying
Wharton's duct.
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Salivary duet cyst. Cystic cavity below the
mucosal surface.
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Sialolithiasis. Hard mass at the orifice of
Wharton's duct.
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Sialolithiasis. Periapical film of the same sialolith
as depicted. Aradiopacity (arrow) is superimposed
on the mandible. Care must be taken not to confuse such lesions
with intrabony pathosis.
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Chronic sialadenitis. Parotid sialogram demonstrating ductal
dilatation proximal to an area of obstruction
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Cheilitis glandularis. Prominent lower lip with
inflamed openings of the minor salivary gland ducts. An early
squamous cell carcinoma has developed on the patient's left side
just lateral to the midline (arrow) .
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Xerostom ia. Dry, leathery tongue in a patient
with aplasia of the salivary glands
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Sjogren syndrome. Dry and fissured
tongue
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Sjogren syndrome. Parotid sialogram demonstrating
atrophy and punctate sialectasia (fruit-laden, branchless
tree)
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Sjogren syndrome. labial gland biopsy showing
multiple lymphocytic foci
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Sialadenosis. Enlargement of the parotid and
submandibular glands secondary to alcoholism
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Necrotizing sialometaplasia. Early lesion
demonstrating swelling of the posterior lateral hard palate .
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Pleomorphic adenoma. Tumor of the
submandibular
gland.
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Pleomorphic adenoma. Firm mass of the hard
palate lateral to themidline.
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Pleomorphic adenoma. low-power view showing
a well-circumscribed. encapsulated tumor mass. Even at this
power, the variable microscopic pattern of the tumor is evident
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Pleomorphic adenoma. Ductal structures (left)
with associated myxomatous background (right) .
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Oncocytoma. Sheet of large. eosinophilic
oncocytes
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Oncocytosis. Multifocal collections of dear
oncocytes (arrows) in the parotid gland.
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Warthin tumor. Mass in the tail of the parotid
gland.
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Warthin tumor. low-power view showing a papillary
cystic tumor with a lymphoid stroma
Warthin tumor High power view of epithelial
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Warthin tumor. High-power view of epithelial
lining showing double row of oncocytes with adjacent
lymphoid
stroma
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Canalicular adenoma. Mass in
the upper lip.
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Canalicular adenoma. Uniform columnar cells
forming canal-like ductal structures
B l ll d P tid t h i
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Basal cell adenoma. Parotid tumor showing
cords of basaloid cells arranged in a
trabecular pattern
Sialadenoma papilliferum Low-power view
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Sialadenoma papilliferum . Low-power view
showing a papillary surface tumor with associated ductal
structures
in the superficial lamina propria
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Sialadenoma papilliferum. High-power view of
cystic areas lined by papillary, oncocytic epithelium
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Mucoepidermoid carcinoma. Blue-pigmented
mass of the posterior lateral hard palate.
Mucoepidermoid carcinoma Low-power view of
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Mucoepidermoid carcinoma. Low power view of
a moderately well-differentiated tumor showing ductal and
cystic
spaces surrounded by mucous and squamous cells
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Acinic cell adenocarcinoma. Small, nodular mass
of the hard palate.
A i i ll d i P tid t
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Acinic cell adenocarcinoma. Parotid tumor
demonstrating sheet of granular, basophilic serous
acinar cells
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Acinic cell adenocarcinoma. High-power view of
serous cells with basophilic, granular cytoplasm.
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Adenoid cystic carcinoma. Painful mass of the
hard palate and maxillary alveolar ridge
Adenoid cystic carcinoma Computed tomography
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Adenoid cystic carcinoma. Computed tomography
scan of this massive palatal tum or shows extensive destruction
of the hard palate with extension of the tumor into the nasal
cavity and both maxillary sinuses
Ad id i i I l d f h h i
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Adenoid cystic carcinoma. Islands of hyperchromatic
cells forming cribriform and tubular structures. Inset shows
a high-power view of a small cribriform island.
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Adenoid cystic carcinoma. The tumor cells are
surrounded by hyalinized material
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