Syed Abid Ali, Fareed Akber Shah.
Prolonged sitting occupation: etiological factor of anal fissure.
J Surg Pak Jan ;12(2):80-1.

Objective: To assess the correlation between prolonged sitting occupation and anal fissure as an etiological factor. Design: Observational study - case series. Place & Duration of study: From June 2004 to June 2006 at Baqai Medical University & Korangi Surgical Clinic Karachi. Patients & Methods: All patients with anal fissure attending the out patient clinic of above mentioned hospitals were included. Their profession was recorded. Other information regarding duration of job, sitting duration during their work was also sought.. Results: Out of 120 patients 108 were male. All were between the ages of 22-40 years. Seventy three were having long duration sitting occupation causing external pressure on anal canal between the sitting object and coccyx. Conclusion: Evidence from the present study suggests that long duration sitting occupation has played a role in pathogenesis of anal fissure.

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