Dysplastic nevi are benign melanocytic tumors containing clonal populations of hyperproliferative melanocytes. Strictly speaking, dysplastic nevus is a histologic diagnosis, characterized by ...

The dysplastic nevus initially was described in the 1980s as a mole with increased risk of developing melanoma and requiring total removal. However, dermatopathologists now consider dysplastic nevi to ...

Dr. Keith Roach writes a medical question-and-answer column weekdays. Dear Dr. Roach: I recently went to my dermatologist because I noticed a dark mole I hadn’t seen before. He did a biopsy, and it ...

Melanocytic nevi, which are benign tumors of melanocytes, may have occasional cosmetic significance but, for the most part, they are important only in relation to melanoma. Nevi are the most important ...

Atypical moles, otherwise known as dysplastic nevi, are known to increase the risk of certain types of skin cancer, namely, melanomas. These cancers are becoming more common all over the world, and ...

Background A 14-year-old girl with a solitary right kidney had continuous urinary incontinence. Four months previously she had undergone surgical resection of a vaginal septum associated with uterus ...

Barrett's esophagus (BE) is a condition in which tissue that is similar to the tissue lining in the intestines changes or replaces the lining of the esophagus (the tube that transports food from the ...

Multicystic dysplastic kidney disease (MCDK) causes a developing kidney to form a group of cysts. The cysts resemble a bunch of grapes and cause the kidney to be nonfunctional. This condition is the ...

This study of moderately dysplastic nevi with positive histologic margins is consistent with previous smaller studies [8,9] and supports the practice of monitoring such biopsy sites without ...

The histology of our second case revealed dysplastic nevus with severe atypia. The presence of nevus cells on the lateral margin of a dysplastic nevus with severe dysplasia requires wider excision. In ...