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Part 3 - MCQs on Benign and Malignant tumors of oral cavity


# Squamous cell carcinoma with best prognosis is:
A. Lip
B. Palate
C. Tongue
D. Floor of mouth

# Which of the following does not have a viral etiology ?
A. Burkitt's lymphoma
B. Nasopharyngeal carcinoma
C. Hodgkin's lymphoma
D. Hepatocellular carcinoma

# Sarcoma of the soft tissues spread by :
A. Blood vessels
B. Lymphatics
C. Direct invasion
D. Local infiltration

# Which of the following is not a feature of torus mandibularis ?
A. Common in mongoloids
B. present on the lingual surface of mandible below the mylohyoid line
C. usually bilateral
D. may or may not be associated with torus palatinus

# Brachytherapy is :
A. Irradiation of tissues from a distance
B. Irradiation of tissues from a distance of 3 cm
C. Irradiation of tissues by implants within tissues
D. Irradiation of tissues by radiopharmaceuticals

# In which of the following type of tumor the HPV-6 can be detected ?
A. Papilloma
B. CEOT
C. Sarcoma
D. Pyogenic granuloma

# Hemangiopericytoma resembles :
A. Hemangioma
B. Glomous tumor
C. Ewing's tumor
D. Plasmacytoma

# Which of the following epithelial changes commonly signify precancerous condition ?
A. Dyskeratosis
B. Hyperkeratosis
C. Parakeratosis
D. Acanthosis

# QUESTION : A 20 year old patient reports with multiple swelling of the jaws. Clinical examination reveals multiple hard swellings involving the jaws and intra orally several missing teeth are noticed. Panoramic radiograph reveals multiple radio opaque lesions in the maxilla and the mandible with multiple impacted teeth and supernumerary teeth indicative of Gardner's Syndrome.
# I. The above mentioned condition is :
A. Autosomal dominant disease
B. Autosomal recessive disorder
C. X linked disease
D. A syndrome of unknown cause

# II. One of the following is also a manifestation in the above mentioned condition:
A. Cafe- au- lait pigmentation of the skin
B. Multiple epidermoid or sebaceous cyst of the skin
C. Basal cell carcinoma of the skin
D. Peri-oral dermatitis

# III. One of the following manifestations in Gardner's Syndrome has a risk of malignant transformation :
A. Multiple polyposis of large intestine
B. Osteoma of the jaws
C. Desmoid tumors of the jaws
D. Epidermal and trichilemmal cysts

# IV. Multiple impacted teeth as seen in Gardner's syndrome may also be seen in one of the following :
A. Tricho-dento-osseous syndrome
B. Hereditary intestinal polyposis
C. Cowden's syndrome
D. Rubinstein-Taybi Syndrome

# Leukoplakia with the worst prognosis is seen on the :
A. Dorsum of the tongue
B. Floor of the mouth
C. Buccal mucosa
D. Palate

# Osteosarcoma presents a radiographic picture resembling :
A. Sun-burst appearance
B. Cotton-wool appearance
C. Soap-bubble appearance
D. Ground-glass appearance

# Features characteristic of leukoplakia includes all except :
A. Hyperkeratosis
B. Plasma cell infiltration within the dermal papillae
C. Clinically, a paint like patch
D. A moist shiny lesion

# A patient is diagnosed of oral cancer of stage T3N2M0 . Treatment method is :
A. Surgery
B. Surgery + Radiotherapy
C. Chemotherapy alone
D. Surgery + Chemotherapy

# Metastases from carcinoma of tongue by blood stream is more likely when the carcinoma involves the :
A. Anterior third
B. Middle third
C. Posterior third
D. Lateral Margin

# Most common site of oral leukoplakia is :
A. Angle of mouth
B. Cheek mucosa
C. Soft palate
D. Gingiva

# Papillomatous tongue is observed in :
A. Lymphangioma
B. Hyalinia cutus et mucosa syndrome
C. Fetal face syndrome
D. Tuberous sclerosis

# Commonly involved lymph nodes during metastasis from carcinomas of oral cavity is :
A. Jugulo-omohyoid and jugulo digastric
B. Sub mandibular and cervical lymph nodes
C. Submental and Submandibular lymph nodes
D. None of the above

# A 3 cm squamous cell carcinoma of the retromolar trigone and invading the mandible and the medial pterygoid muscle is at what TNM stage ?
A. Stage I
B. Stage II
C. Stage III
D. Stage IV

# Asymmetric widening of the periodontal ligament around two or more teeth is seen in :
A. Metastatic breast carcinoma
B. Osteosarcoma
C. Paget's Disease
D. Fibrous dysplasia

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