Pathology of Mouth and Esophagus Flashcards
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HSV infection of epithelial cells
multinucleation and nuclear inclusion
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nuclear owl’s eye inclusions in CMV - infects endothelial/mesenchymal cells
candida characteristics
budding yeast, pseudohyphae
aspergillus
hyphae, 45 degree branching
mucormycosis
hyphae, 90 degree branching
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pyogenic granuloma
characteristics of hairy leukoplakia
hyperkeratosis, acanthosis, “Balloon” cells
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which is more worrisome - leukoplakia or erythroplakia
erythroplakia - higher risk of progression to malignancy
most common type of oral cavity cancer
squamous cell carcinoma
assoc w/ smoking, alcohol, HPV
salivary gland tumors
benign: pleomorphic adenoma, warthin tumor
malignant: mucoepidermoid carcinoma, acinic cell carcinoma, adenoid cystic carcinoma
2 types of esophageal rings
“A” ring: lower esophagus - above GE junction (squamous mucosa)
B-ring (Schatzki’s): at GEJ (glandular mucosa)
Mallory weiss tear
laceration @ GEJ
forceful vomiting
Boerhaave syndrome
eat to much + vomit –> esophageal rupture and death
criteria for Barrett’s esophagus
- endoscopic evidence of columnar epithelium in distal esophages
- intestinal metaplasia (goblet cells on mucosal biospy)
barrett’s puts you at risk for
esophageal adenocarcinoma