Objective: To find out the common causes of intestinal obstruction in our practice. Design: Descriptive study. Place & Duration: The study was conducted in Surgical Unit-I, Ward-3 of Jinnah Postgraduate Medical Centre, Karachi, Pakistan between February, 2000 to January, 2004. Patient And Methods: In this study we included only those patients of intestinal obstruction who underwent exploratory laparotomy. Total of 257 patients of intestinal obstruction were diagnosed on the basis of clinical history, examination, radiological findings and investigations. After resuscitation exploratory laparotomy was performed to confirm the diagnosis and relieve the obstruction. Results: The most common cause of intestinal obstruction was tuberculosis, 38.13% followed by obstructed/strangulated hernia 26.84%, post-operative adhesions 17.12%, large gut malignancy 10.09%, volvulus 6.22% and small gut malignancy 0.77%. Conclusion: The causes of intestinal obstruction are variable in different parts of world. Tuberculosis is one of the leading cause of intestinal obstruction in Pakistan.
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