Pancoast tumor is?
Superior sulcus tumor
Inferior sulcus tumor
Median sulcus tumor
None of the above
Ans. is 'a' i.e., Superior sulcus tumor Pancoast tumor (pulmonary sulcus tumor or superior sulcus tumorlo It is a tumor of the pulmonary apex typically found in conjunction with a smoking history. It is situated at the top end of either the right or left lung.o Most Pancoast tumors are non-small cell cancers i.e. squamous cell carcinomas (SCCs) or adenocarcinomaso It typically spreads to nearby tissues such as the ribs and vertebrae. The growing tumor can cause compression of a brachiocephalic vein, subclavian artery, phrenic nerve, recurrent laryngeal nerve, vagus nerveo Compression of a sympathetic ganglion resulting in a range of symptoms known as Horner's syndrome (ptosis, miosis, hemianhidrosis, enophthalmos).
Lung Tumors