Published in Surgery Litigation and Law Weekly, March 6th, 2009
"A prospective randomized controlled trial was conducted in 32 patients undergoing haemorrhoidectomy. Routine postoperative care included metronidazole and bupivacaine. Patients were also given an inter-sphincteric injection of either placebo or botulinum toxin (150 units). Maximal resting pressure (MRP) and maximal squeeze pressure...
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