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Surgery

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Thyroid & Adrenal

Question
1 out of 99
 

Which is not a feature of Adamantinoma?



A More common in males

B Soap-bubble appearance on X-ray

C Uncontrolled local growth

D Commonest site maxilla

Ans. D Commonest site maxilla (REF. JATIN SHAH HEAD AND NECK ONCOLOGY 9TH EDN PG 653)

a. Adamantinoma is a rare tumor arising from the diaphysis of the long bone.

b. The most common long bone affected by adamantinoma is TIBIA.

c. In head and neck , the most common bone affected by adamantinoma is MANDIBLE.

d. In mandible, the most common site is the region of 3RD MOLAR.

e. Classic adamantinomas usually occur in patients older than 20 years, whereas differentiated adamantinomas occur almost exclusively in patients younger than 20 years.

f. In addition, the 2 classifications of adamantinomas have distinct radiographic and histologic differences.

g. Patients with adamantinomas present with variable signs and symptoms; most commonly, they report pain and swelling.

h. The tumor is slow growing, and patients may describe discomfort lasting months to years.

i. Treatment options for adamantinoma are surgical and include either marginal or en bloc resection.

j. Unfortunately, neither radiation therapy nor chemotherapy has been proven effective in the treatment of this insidious tumor.

k. The investigation of choice for adamantinoma is CT SCAN which shows cortical destruction involving the diaphysis of the bone with surrounding periosteal reaction.

l. On x ray there is a characteristic SOAP BUBBLE appearance.

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