<prompt> All are true of achalasia cardia, except:DysphagiaAspiration pneumonitisMecholyl test is hyposensitiveX-ray finding of dilated esophagus with a narrow end  <response>: Ans. c Mecholyl test is hyposensitiveRef OESO2011Internet Mecholyl test - has been used to demonstrate hypersensitivity in LES for years and to differentiate the Achalasia from carcinoma. It is not used nowadays. 