Along with SWL, ureteroscopy is a preferred method for the treatment of small-to-medium sized kidney stones located in any part of the urinary tract. Washington University was one of the first centers in the world to offer ureteroscopic stone treatment.
In very rare cases, lichen sclerosus can lead to skin cancer of the perineum (area between the anus and genitals). Seek prompt medical care if you, or someone you are with, have any of these serious symptoms including: 1  Bleeding. 2  Blisters. 3  Painful sexual intercourse. 4  Persistently open lesions.
The lesions may consist of white spots or âlacelikeâ white changes. Lesions on the sides of the tongue, insides of the cheek and on the gums, may be tender or painful. Its cause is genetic and related to a chronic immune system reaction. Lichen planus generally occurs during or after middle age.