Comedian Katherine Ryan is raising awareness about skin cancer after being diagnosed for the second time earlier this month.

Many have thought that nonpolypoid (flat) colorectal neoplasms were limited to the Japanese population, but there is increasing recognition that these lesions now are prevalent in Western populations.

As in this case, the atrophic sub-type presents as flat macules and patches ... Normal Course: Two-thirds of patients with skin lesions will have lichen planus for 1 to 2 years with spontaneous ...

The combined false-positive rate for white-light and HAL cystoscopy was 23%, while the false-positive rate with HAL cystoscopy alone was 36% for suspicious flat lesions. OCT confirmed nonmalignant ...