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.Management Sciences
Category: Benign and Malignant Tumours of Oral Cavity
Increased incidence of squamous cell carcinoma of the skin is due to all except____________?
A. Ultraviolet radiation
B. Actinic keratitis
C. Alcohol
D. None of the above
The most reliable single histologic criterion for diagnosis of oral squamous cell carcinoma is____________?
A. Invasion
B. Degeneration
C. Pleomorphism
D. Encpsulation
Satellite lesion with locally invasive property is seen in __________?
A. Chronic hypertrophic candidiasis
B. leukoplakia
C. dental ulcers
D. Hemangioma
Abtropfing affect is seen in_____________?
A. Junctional nevus
B. Pemphigus
C. Apthous ulcer
D. Erythema multiformae
Which of the following viruses are not implicated in human malignancies______________?
A. Epstein-Barr virus
B. Herpes simplex virus type I
C. HTLV 1
D. Papilloma virus
A patient complains of numbness of lower lip. There is no history of tooth extraction. It could be______________?
A. Infection
B. Metastatic neoplasia
C. Dental Manipulation
D. CNS disease
Oral hairy leukoplakia is seen in which of the following conditions ?
A. AIDS
B. Hepatitis B
C. Smoker’s keratitis
D. Candidiasis
Osteosarcoma of the jaw______________?
A. Occurs mostly in the maxilla
B. Seen in old age
C. Highly malignant tumour which shows early metastasis
D. Shows a soap bubble type of radiolucency in radiographs
Which of the following does not have a viral etiology ?
A. Burkitt’s lymphoma
B. Nasopharyngeal carcinoma
C. Hodgkin’s lymphoma
D. Hepatocellular carcinoma
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