<prompt> A 65 year old patient comes with dysphagia, regurgitation and halitosis. On barium swallow it shows diverticula at upper oesophagus. Which of the following is false about this conditionIt is more common in womenIt arises from killians triangleIt usually deviates from the midline mostly to the leftTreatment is myotomy of cricopharyngeus muscle and excision of the sac  <response>: It is most common in men. 