Port-wine stain is a vascular malformation characterized pathologically by ectasia of superficial dermal capillaris and clinically by persistent macular erythema. The association of a port-wine stain on a limb with soft tissue swelling, with or without bony overgrowth, is termed klippel-Trenaunay syndrome. Phakomatosis pigmento-vascularis is a combination of port-wine stain and cutaneous ...

a 25-year-old woman with a history of five years of bilateral verrucous hyperkeratosis and darkening of both nipples and areolae is reported herein. the histopathology was suggestive of hyperkeratosis of areola and nipple. hyperkeratosis of areola and nipple is a rare condition which is seen unilaterally or bilaterally in both sexes. three types of hyperkeratosis of areola and nipple are descri...

We report a case of a 45-year-old woman known to have a familial form of blue rubber-bleb nevus syndrome (BRBNS). The patient developed severe occipital headaches and bilateral retroauricular bruits. Cerebral angiography showed a large dural arteriovenous fistula in the torcular region. Central nervous system involvement in BRBNS is not often reported, and most cases of BRBNS are sporadic.

Porokeratotic eccrine ostial and dermal duct nevus (PEODDN) is a rare eccrine hamartoma, with treatment generally being unsatisfactory. The unique features of PEODDN presented include bilateral and facial lesions, and extensive body involvement. Management with CO2 laser was successful, and follow-up will be necessary to monitor for recurrent lesions.

Nevus of Ota is a hamartoma of dermal melanocytes. Clinically, Nevus of Ota is manifested as blue or gray patch on the face; such condition is congenital or acquired and is within the distribution of branches of the trigeminal nerve. The nevus can be unilateral or bilateral. In addition to skin, it may involve ocular and oral mucosal surfaces. The case of an 18-year old female with unilateral b...

cutaneous vascular and pigmentary lesions. The pregnancy of his mother and family history were unremarkable. Physical examination showed bilateral nevus flammeus involving the scalp, face, neck, trunk, upper part of the back, scrotum and the flexor sides of arms and thighs. Large, bluish-grey pigmentation was observed on the abdominal area, back, buttocks, legs and the extensor sides of the arm...