Melanocytic nevus diagnostic study of choice: Difference between revisions
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=== Study of choice === | === Study of choice === | ||
Biopsy is the gold standard test for the diagnosis of melanocytic nevus. | Biopsy is the gold standard test for the diagnosis of melanocytic nevus. | ||
Indications for biopsy of melanocytic nevus include: | |||
* Nevi on the palms or soles with mottled pigmentation or that are > 5 mm in diameter | |||
* Nevi originating in the nail matrix that present as single bands of dark color or are ≥ 4 mm wide | |||
* Nevi with irregular outline and/or color variation, areas of gray-blue or white regression, areas of pink or red color, or a history of rapid change or symptom | |||
* An atypical nevus that has different clinical characteristics as compared to the remainder of the nevi in a given patient | |||
* A halo nevus in which the central nevus has atypical or worrisome features | |||
* A cellular blue nevus that has developed a superimposed change | |||
* A Spitz nevus with atypical clinical features such as diameter >1 cm, asymmetry, or ulceration | |||
Revision as of 17:57, 17 September 2019
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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: ; Roukoz A. Karam, M.D.[2]
Overview
Diagnostic Study of Choice
Study of choice
Biopsy is the gold standard test for the diagnosis of melanocytic nevus.
Indications for biopsy of melanocytic nevus include:
- Nevi on the palms or soles with mottled pigmentation or that are > 5 mm in diameter
- Nevi originating in the nail matrix that present as single bands of dark color or are ≥ 4 mm wide
- Nevi with irregular outline and/or color variation, areas of gray-blue or white regression, areas of pink or red color, or a history of rapid change or symptom
- An atypical nevus that has different clinical characteristics as compared to the remainder of the nevi in a given patient
- A halo nevus in which the central nevus has atypical or worrisome features
- A cellular blue nevus that has developed a superimposed change
- A Spitz nevus with atypical clinical features such as diameter >1 cm, asymmetry, or ulceration
The comparison of various diagnostic studies for [disease name]
Diagnostic results
The following findings on performing a skin biopsy are confirmatory for melanocytic nevus: