One-stage urethral reconstruction using colonic mucosa graft: An experimental and clinical study

Figure 1 Retrograde urethrogram. Small arrows indicate stricture, and big arrow indicates stricture and pseudopath.

Figure 2 A tubularized free colonic mucosa over 22 F fenestrated silicone tube; B Reconstructive urethra with colonic mucosa.

Figure 3 Colonic mucosa-replaced urethra is macroscopically difficult to distinguish from bladder mucosa.

Figure 4 Cross-section of urethra. Urethral wall is lined by the glandular epithelium (Hematoxylin and eosin stain, × 100).

Figure 5 Longitudinal section of urethra. Arrowhead indicates urinary epithelium, arrows indicate atrophic glandular body (Hematoxylin and eosin stain, × 100).

Figure 6 Patient have good urinary streams.

Figure 7 Cystourethrography reveals patent neourethra.