Blue Nevus and Its Distinction from Mongolian Spot and the Nevus of Ota*†‡
نویسندگان
چکیده
منابع مشابه
Bilateral congenital nevus of Ota in association with Mongolian spot
A 24-year-old woman presented with asymptomatic hyperpigmented bilateral patches on her temples, eyelids and forehead since birth. Furthermore, the patient had a congenital grey patch, compatible with Mongolian spot, on her buttock. She had no vascular or other cutaneous lesion. Histopathologic examination revealed bipolar dendritic melanocytes dispersed in a ribbon-like pattern between the col...
متن کاملBlue nevus and nevus of Ota associated with dural melanoma.
A 41-year-old woman with a complex congenital nevus that possessed features of both a blue nevus and a nevus of Ota is described. She was found to have melanotic hyperpigmentation of the underlying subcutaneous tissue and dura mater. Two separate melanomas developed in the tissues underlying her nevus (one in the subcutaneous tissue and another intracranially, arising from the dura).
متن کاملThe case of a boy with nevus of Ota, extensive Mongolian spot, nevus flammeus, nevus anemicus and cutis marmorata telangiectatica congenita: a unique instance of phacomatosis pigmentovascularis*
Phacomatosis pigmentovascularis is a rare, congenital condition characterized by a combination of cutaneous melanocytic lesions and vascular malformation. We discuss an entirely unique case of Phacomatosis pigmentovascularis with nevus of Ota, extensive Mongolian spot, nevus flammeus, nevus anemicus and cutis marmorata telangiectatica congenita, which may represent a heretofore undescribed vari...
متن کاملNevus of Ota.
It is usually present at birth in the two thirds of patients who have ocular involvement.It is more common in females with 5% being bilateral.4 It was first described by Ota in 1939. It can be unilateral or bilateral. Exact etiology and pathology of NOO is not known. Unconfirmed hypothesis is that it represents melanocytes that have not migrated completely from the neural crest to the epidermis...
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...
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ژورنال
عنوان ژورنال: Journal of Investigative Dermatology
سال: 1954
ISSN: 0022-202X
DOI: 10.1038/jid.1954.28