Oral cavity, salivary gland, and laryngeal pathology morphology, distinct from the thyroid focus of the endocrine pathology deck.
34 cards · basic cards · AI-written, checked twice. Edit anything.
- What is an aphthous ulcer?
- A recurrent, painful, non-infectious oral mucosal ulcer (canker sore).
- Recurrent aphthous ulcers are classically associated with which two systemic diseases?
- Behcet disease and inflammatory bowel disease (Crohn disease).
- What organism causes oral candidiasis (thrush)?
- Candida albicans.
- How do you distinguish oral candidiasis from leukoplakia on exam?
- Candidiasis plaques scrape off; leukoplakia does not.
- Define oral leukoplakia.
- A white mucosal patch that cannot be scraped off and cannot be attributed to another diagnosis; it is a precancerous lesion.
- How does erythroplakia differ from leukoplakia in malignant potential?
- Erythroplakia (a red patch) carries a much higher risk of dysplasia or carcinoma than leukoplakia.
- What virus causes oral hairy leukoplakia?
- Epstein-Barr virus (EBV).
- Where on the oral mucosa does oral hairy leukoplakia classically appear?
- The lateral tongue.
- What is the most common malignancy of the oral cavity?
- Squamous cell carcinoma.
- What are the two major risk factors for oral squamous cell carcinoma?
- Tobacco use and alcohol use.
- What is actinic cheilitis?
- A precancerous lesion of the lip caused by chronic sun exposure.
- What virus reactivates to cause herpes labialis (cold sores)?
- Herpes simplex virus type 1 (HSV-1).
- What causes an oral mucocele?
- Rupture of a minor salivary gland duct, causing mucin to pool in the surrounding connective tissue.
- What is a ranula?
- A mucocele arising from the sublingual gland, presenting as a swelling on the floor of the mouth.
- What is a pyogenic granuloma of the gingiva sometimes called, given its association with pregnancy?
- A pregnancy tumor (granuloma gravidarum).