21. Other patients may have no adhesions but amenorrhea and infertility due to a sclerotic atrophic endometrium. 22. After regression RICH may cause a residual deformity, such as atrophic skin and subcutaneous tissue. 23. In post-menopausal women, the walls of the vagina become thinner ( atrophic vaginitis ). 24. Note atypical appearance of the lesion, which is more commonly an erythematous, atrophic area of depapillation 25. Atrophic scars may be further classified as ice-pick scars, boxcar scars, and rolling scars.26. Atrophic acne scars are the most common type of acne scar and have lost collagen from this healing response.27. Other factors in Alzheimer's disease verification include pathological neurofibrillaries, tangles, and atrophic brain with hydrocephalus. 28. In addition to nonspecific duct widening the myoepithelial cell layer is atrophic , missing or replaced by fibrous tissue. 29. Dermabrasion is an effective therapeutic procedure for reducing the appearance of superficial atrophic scars of the boxcar and rolling varieties. 30. Persistent break through bleeding and amenorrhea commonly reflect an atrophic endometrium, which means a thin and not developed endometrium.