1. Introduction: Atresia ani is a congenital defect of anorectum that can affect kitten and puppy. Affected animals will have abnormal routing of feces or anal canal closure (Bright & Bauer, 1994). It is uncommon to found atresia ani case in small animals and the true incidence of atresia ani cases cannot be determined as most of the affected newborn kittens or puppies will be euthanized due to the hypothesis that surgical repair for atresia ani is usually unsuccessful (Prassinos et al.,. 2003;
Disruption of the integrity of a tissue, normally associated with loss of structure and function of the underlying tissues, results in the formation of a wound[1]. At the time of the injury, the wound healing process starts to restore tissue integrity and strength. When the tissue has been disrupted so severely that affected its ability to heal naturally, the necrotic tissue and foreign bodies must be removed, infection must be treated and the tissue must be held in apposition until the wound has