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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.
user
During surgery of hernia, the sac of a strangulated inguinal hernia should be opened at the -
assistant
The correct answer is  In strangulated hernia the sac is opened at the fundus before constriction is relieved.
This is done to avoid the risk of contaminating the peritoneal cavity with highly toxic fluid swarming with the organisms in the sac containing devitalised bowel.
Another advantage is that contents of the sac will not get opportunity to slip inside the abdomen before they are thoroughly examined.