PATHOLOGY & LABORATORY MEDICINE

Reconstruction of the Anus and Perianal Region

Feb 26, 2017 by in PATHOLOGY & LABORATORY MEDICINE Comments Off on Reconstruction of the Anus and Perianal Region

Extent of defect Aetiology Superficial and perianal defects AIN/Paget’s disease/melanoma and non-melanoma skin cancers Condyloma Hidradenitis suppurativa Pilonidal disease Post-debridement for trauma/infection Partial anal defects Local tumour excision Repair post-stenosis…

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Congenital Abnormalities of the Anus

Feb 26, 2017 by in PATHOLOGY & LABORATORY MEDICINE Comments Off on Congenital Abnormalities of the Anus

Male defects  Rectourethral fistula  Rectoperineal fistula  Rectovesical (bladder neck) fistula  Imperforate anus with no fistula  Rectal atresia/stenosis Female defects  Rectovestibular fistula  Rectoperineal fistula  Cloacal malformation  Imperforate anus with no fistula…

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Imaging the Normal Anus

Feb 26, 2017 by in PATHOLOGY & LABORATORY MEDICINE Comments Off on Imaging the Normal Anus

Fig. 3.1 Endoanal ultrasound demonstrating normal sphincter anatomy. Subepithelium (dotted arrow) and internal anal sphincter (thin arrow). The longitudinal muscle (square) and external anal sphincter (circle) with comparable reflectivity are…

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