Question

the most common type of malignancy of the esophagus in the u.s. most often associated with gerd is which of the following?
leiomyosarcoma
mucoepidermoid carcinoma
primary lymphoma
adenocarcinoma

Explanation:

In the U.S., the most common esophageal malignancy associated with Gastroesophageal Reflux Disease (GERD) is adenocarcinoma. Leiomyosarcoma is a rare smooth muscle tumor, mucoepidermoid carcinoma is more common in salivary glands, and primary lymphoma of the esophagus is rare. Adenocarcinoma arises from glandular tissue and is linked to chronic GERD - induced Barrett's esophagus.

Answer:

D. Adenocarcinoma