Stenosis may be caused by cicatricial tissue or by compression. 食道狭窄可由斑痕组织或压迫所引起。
Results Endoscopic observations revealed that there was no cicatricial tissue hyperplasia in rabbits of control group. 结果经内窥镜观察,对照组动物气管未发现瘢痕组织增生;
Pathohistological examination: broken medullary cavity was found blocked under optical microscope, chondrocyte and osteocyte could be observed arranging disorderly and covered with fibrous membrane, defect region was predominated by fibrous cicatricial tissue. 兔骨缺损区病理组织学检查:光镜下骨断端髓腔封闭,有软骨细胞及骨细胞,细胞呈无序排列,纤维膜覆盖,缺损区为纤维瘢痕组织。
Conclusion: Transurethral thulium laser incision and fiber cicatricial tissue removed is a safe and effective therapy for urethral stricture or atresia. 结论:铥激光尿道内切开加瘢痕切除术是治疗尿道狭窄及闭锁安全、有效的治疗方法。
26 cases of cicatricial baldness treated with an improved technique of soft tissue dilation 改良软组织扩张法治疗26例疤痕性秃发