ALLMedicine™ Blue Nevi Center

Jul 16th, 2021 - Distinguishing cellular blue nevi (CBNs) and atypical CBNs from blue nevus-like melanoma (BNLM) can be diagnostically challenging. Immunohistochemistry may inform the diagnosis in a subset of cases but is not always diagnostic. Further, ancillary ...

Jul 8th, 2021 - Plaque-type blue nevus is a rare variant of blue nevi that was first described in 1954. This article presents clinical, macroscopic, histopathological, and genetic findings for a case of large plaque-type blue nevus expanding into the mammary glan...

Jun 27th, 2021 - The cellular blue nevus tumor is a type of dendritic melanocytic nevus that is typically benign and exceedingly rare. The incidence of all blue nevi is about 1%, usually affecting the adult population and appearing on the extremities, sacrococcyge...

Jun 8th, 2021 - Blue color in dermoscopy can be seen in a wide range of benign and malignant lesions, melanocytic or not. Some blue-colored dermoscopic criteria have been associated with specific tumors, such as blue-white veil with melanoma and homogeneous blue ...

Apr 6th, 2021 - Cerebriform intradermal nevus and giant congenital blue nevi are rarely reported melanocytic nevi with clinical and histopathologic similarities. Both are known to produce cutis verticis gyrata. We report a significantly large occipital scalp cong...

Aug 28th, 2018 - The Diagnosis: Eruptive Blue Nevus All biopsies demonstrated similar histologic features, including an intradermal proliferation of heavily pigmented, spindle-shaped dendritic melanocytes (Figure). The dermal pigment was most pronounced in the gro.

Mar 8th, 2018 - The physician suspected that this was a benign blue nevus because it had a regular border and was uniformly dark in color. He also recognized that melanoma is very rare at age 19.

Sep 29th, 2017 - Benign hyperpigmentation of the lips and fingers has been reported. 1 The average age of onset of LHS is 52 years, and it typically is diagnosed in white adults.

Jun 17th, 2016 - Diagnosis: Agminated blue nevus Agminated blue nevi are aggregated clusters of nevi that appear blue due to their deep dermal location and the subsequent scattering of short wavelengths of light (Tyndall effect). The clusters are typically contain.

Nov 11th, 2015 - The Diagnosis: Agminated Blue Nevus Agminated blue nevus is a rare melanocytic nevus that characteristically presents as a group of multiple small, bluish papules occurring in a well-circumscribed area. 1 It also has been referred to as a plaque-ty.