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‘Evolution of Innovation’: Historical perspectives on the management of Urethral stricture disease

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Introduction

Urethral stricture is a prevalent and challenging urological condition. Management has evolved over the last century, specifically with the advent of oral mucosal grafts for urethroplasty. We review the history of urethral stricture treatment._x000D_

Methods

A literature search of medical texts, journal articles and historical texts was performed pertaining to history of urethral strictures. _x000D_

Results

Urethra originates from the Greek word ourein 'urinate'. Urethral stricture was first depicted in Hindoo scriptures (6th century BC). Susruta described in Ayurveda the treatment by means of graduated dilators of metal or wood. Ambrose Pare in his depictions of urethrotomy mentions 'A silver weir, sharp at the upper end, is to be passed in as far as the obstruction, then by oft thrusting it in and out, it may wear and make plain the resisting caruncles'. _x000D_ _x000D_ In 1894, Sapezho first used oral mucosa in urethroplasty. Humby revived the use in 1941. This landmark discovery revolutionized urethral surgery. Several modern innovations have since been described: staged repair (Johanson 1953), dorsal onlay (Barbagli 1996), ventral onlay (Morey, McAnnich 1996), dorsal inlay penile (Hayes and Malone1999), dorsal inlay bulbar (Asopa 2001), panurethral stricture management (Kulkarni 2000), nerve sparing and bulbospongiosus sparing bulbar reconstruction (Barbagli 2008), Enterourethroplasty (Mundy 2010), Non-transecting anastomotic urethroplasty (Mundy 2015). Over this period the perineal incision has evolved from a lamda to a midline incision._x000D_ _x000D_ Current advances include liquid mucosal grafts; tissue engineering and stem cells, which would halt the process of fibrosis and prevent stricture formation._x000D_ _x000D_ Posterior urethral injuries have traditionally been managed by anastomotic urethroplasty. Pierce 1962 performed total abdominal pubectomy. Paine & Coombs 1968 performed anastomotic urethroplasty after excision of scar by abdominal approach. 1973 Waterhouse developed abdominoperineal approach. 1976 Turner-Warwick used omental wrap for transpubic primary anastomosis. Webster & Goldwasser 1986 performed perineal anastomotic urethroplasty using inferior pubectomy. Kulkarni 2010 described etiology and management of posterior urethral injuries. _x000D_ _x000D_ Currently a progressive stepwise approach has been used for managing posterior urethral injuries. _x000D_

Conclusions

Management of urethral stricture patients has evolved over the last century. The use of oral mucosal grafts is still one the greatest advancements. As we continue to better understand urethral strictures, we hope to make even greater strides over the next decade._x000D_

Funding

none

Authors
Devang Desai
Pankaj Joshi
Hazem Orabi
Sandesh Surana
Sanjay Kulkarni
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