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What is The most prevalent esophageal cancer world wide is: and explain in detail?
Answer is A (Squamous cell Ca): `By far the most common esophageal cancer world wide is squamous cell carcinoma' - Current Gastroenterology 'Over the past few decades there has been a progressive increase in the incidence of adenocarcinoma of the distal esophagus so that it accounts for more than 50% of all new cases of esophageal cancer. Squamous cell carcinoma is still the most common type world wide' - CSDT/469 Confusing inference Most prevalent esophageal cancer world wide (old + new cases) is Squamous cell ca Most common esophageal cancer world wide (new cases) is Adenocarcinoma