Melanonychia, melanocytic hyperplasia, and nail melanoma in a Hispanic population.

Objective: Longitudinal melanonychia (LM) is a common dermatologic problem encountered in everyday practice. Its diagnostic approach is critical as it can be an early sign of nail melanoma. Racial melanonychia is the entity most frequently associated with LM.

Treatment of nail bed defects with hard palate mucosal grafts.

Background: Nail bed defects produce a nail plate dystrophy that is permanent and presents important cosmetic problems. To correct the defect, we used a hard palate mucosal graft. This is a procedure with encouraging outcomes for nail bed scars.

[Mammary Paget's disease: case report and review of the literature].

Paget's disease of the nipple is a superficial manifestation of an underlying breast malignancy. It has been reported in 1-3% of all breast carcinomas. The peak incidence is between 50 and 60 years.

Evaluation of subcision as a treatment for cutaneous striae.

Background: Treatment options for cutaneous striae are very limited.

Objective: To determine if subcision is an effective treatment for cutaneous striae and compare a combination with 0.1% tretinoin cream against a single treatment.

Surgical option for nonmelanoma skin cancer.

Background: Basal cell carcinoma (BCC) is one of the most frequent malignancies in the general population. Its best treatment option is the complete excision of the lesion. Mohs' micrographic surgery has demonstrated to be the surgical method with the highest cure rates, however, it is not available in many countries or institutions.