Path 1 Oral Cavity Flashcards
1
Q
Aphthous Ulcer associations (3)
A
- Behcets disease
- Inflammatory bowel disease
- Celiac disease
2
Q
Herpes Dx
A
Intranuclear inclusions and multinucleated polykaryons
3
Q
Thrush
A
- Candida Albicans
- Immunosuppressed patients
- Pseudohyphae
4
Q
Fibroma
A
- Chronic irritative lesion
- Dense connective tissue hyperplasia
5
Q
Pyogenic Granuloma
A
- Lobular Capillary Hemangioma
- Epidermal collarette
6
Q
Leukoplakia
A
-5-25% premalignant
7
Q
Erythroplakia
A
- 50% premalignant
- Carcinoma in situ
- Thickened mucosal hyperplasia
8
Q
Most common oral cancer
A
- 95% Squamous cell carcinoma
- Frequent field effect
9
Q
SQC pathogenesis (2 pathways)
A
- Alcohol, Betelnut, Tobacco (mutated p53, NOTCH 1)
2. HPV-16 (tonsillar crypts, base of tongue)
10
Q
Xerostomia
A
- Dry mouth
- Associated with anticholinergics, radiation, analgesics, antihitamines
- Atrophy of taste papillae
- Sjogrens syndrome
11
Q
Sialadenitis
A
- Inflammation of salivary gland
- Viral - Mumps (paramyxovirus)
- Bacterial - Staph
12
Q
Sialolithiasis
A
- Salivary duct obstruction
- Predisposes to bacterial infection
13
Q
Mucocele
A
- Cyst filled with mucin & inflammatory cells
- Lined by granulation, not epithelium
14
Q
Pleomorphic Adenoma
A
- Benign salivary stromal tumor
- High rate of recurrence if incompletely excised
15
Q
Warthin tumor
A
- Benign cystic parotid tumor
- Lymph node-like stroma
- Distinct histology
