Abstract:Background: PNS is a common surgical disease and there are many methods of treatment such as wide excision of sinus and lay wound open to heal by granulation tissue (open), excision of a sinus with primary closure (closed), track debridement and excision or phenolization of epithelial pit and excision of PNS with primary closure using oblique incision. Methods: Setting: In Fallujah Teaching Hospital from Jan. 2017 to Dec. 2018. Design: Prospective study. These cases were chosen and divided into 2 groups: Group… Show more
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