Malignant blue nevus
نویسندگان
چکیده
منابع مشابه
Atypical cellular blue nevus or malignant blue nevus?*
Blue nevus is a benign melanocytic lesion whose most frequent variants are dendritic (common) blue nevus and cellular blue nevus. Atypical cellular blue nevus presents an intermediate histopathology between the typical and a rare variant of malignant blue nevus/melanoma arising in a cellular blue nevus. An 8-year-old child presented a pigmented lesion in the buttock since birth, but with progre...
متن کاملMalignant melanoma arising from unusual conjunctival blue nevus.
Cellular blue nevus is an uncommon pigmented tumor in the conjunctiva, where it generally appears as a deep, circumscribed, pigmented conjunctival mass. We report a case of conjunctival blue nevus that clinically resembled primary acquired melanosis and gave rise to conjunctival melanoma. A 41-year-old man developed a diffuse pigmented mass in the inferior fornix of his left eye. Over a 20-year...
متن کاملAn Orbital Malignant Melanoma Arising in Cellular Blue Nevus in a Patient with Nevus of Ota
Melanomas arising from orbital melanocytic proliferations are exceedingly rare. Many questions remain regarding their development and malignant transformation. We report on a 45-year-old Caucasian woman with a nevus of Ota that presented with visual disturbances involving her right eye and was found to have a biopsy-proven cellular blue nevus in the orbital space. Five years later, she presente...
متن کاملAmelanotic blue nevus
CLINICAL PRESENTATION A 38-year-old woman presented to clinic with a solitary 6.53 4-mm sharply demarcated ivory-white papule on her left temple of unknown duration (Fig 1). The lesion had a smooth surface without scale or ulceration. Small perifollicular dells were also noted. The patient reported no symptoms but believed the lesion recently turned white. She had no other similarly appearing l...
متن کاملComparative dermatology: blue nevus.
There are elements in nature that may be compared to some dermatological lesions, such as the black pearl, which is very similar to a cellular blue nevus observed in the gluteus region of a 31-year-old male patient.
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ژورنال
عنوان ژورنال: Cancer
سال: 1991
ISSN: 0008-543X,1097-0142
DOI: 10.1002/1097-0142(19910515)67:10<2653::aid-cncr2820671041>3.0.co;2-u