46 out of 54
A 56 year old chronic smoker, mass in bronchus resected. What is the possible marker - (AIIMS Nov 09)
|C||Epithelial membrane Cadherin|
Ans. A i.e., Cytokeratin [Ref Robbin's 8th/e p. 725]
a. Squamous cell carcinoma is most commonly found in men and is closely correlated with a smoking history.
b. Histologically, it is characterized by keratinization and intracellular bridges.
c. Cytokeratin is a marker for keratinizing cells.