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Evaluation of excision and midline repair of sacrococcygeal pilonidal sinus /

Dalia Mohamed Makhlof

Evaluation of excision and midline repair of sacrococcygeal pilonidal sinus / تقييم إصلاح الناصور العصعصي بطريقة الخط المستقيم بالمنتصف Dalia Mohamed Makhlof ; Supervised Mostafa Abdelhameed Soliman , Nader Makram , Tarek Osama Higazy - Cairo : Dalia Mohamed Makhlof , 2015 - 67 P. : charts , facsimiles ; 25cm

Thesis (M.Sc.) - Cairo University - Faculty of Medicine - Department of General Surgery

A pilonidal sinus is a cavity in the subcutaneous tissue which is lined by granulation tissue, generally contains hair and communicates with the surface by a track which is usually lined by squamous epithelium continuous with epidermis.The etiological theories of pilonidal sinus are: Congenital & acquired. The first one: Sequestration dermoid cyst getting infected and ruptured leading to a sinus. This is no longer accepted since it does not date since birth. Its not preceded by a cyst and is not lined by epithelium. Acquired Theory: The most accepted is an inclusion of loose hair under the skin due to continuous friction and negative pressure of area which may suck other hairs into the sinus. Pilonidal sinus occurs in young male more than female and is more in hirsute people



Excision Pilonidal sinus Sacrococcygeal pilonidal sinus