Pathology in achalasia cardia is in?
Correct Answer: Inhibitory neurons
Description: Answer-B. Inhibitory neuronsIt is due to dysfunction of inhibitory neurons containing nitric oxide and vasoactive intestinal polypeptide in the distal esophagus. The cholinergic innervation ofthe LES is intact or affected only in the advanced stage.There is neurogenic degeneration either idiopathic or due to infection.
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Pathology
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