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Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
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Most common cause of esophageal perforation at the site of cricopharynx -
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The correct answer is  Ans. is 'b' i.e., Iatrogenic o Oesophageal perforation is of two types :Iatrogenic (MC)Common site is cervical esophagus Just above the upper sphincter.Spontaneous rupturey As seen in Boerhaaves syndrome (Rupture of esophagus after vomitting).Common in the lower 1/3 of esophagus.