An unusual upper esophageal polypoid tumor was found to be predominantly a carcinoid tumor and in part a mucin-producing adenocarcinoma. A review of literature showed this to be a unique tumor in this location.
No takes yet. Share an insight, caveat, or question.
Chong et al. (1979) studied this question.
Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context: