Humpath.com - Human pathology

Home > E. Pathology by systems > Skin > cellular blue nevus

cellular blue nevus

Tuesday 28 March 2006

Images

- cellular blue nevus: wedge-shape into deep dermis, plump oval-spindled cells, rarely amelanotic, HMB45+

Digital cases

- UI:336 : Cellular blue nevus.
- JRC:10757 : Cellular blue nevus.
- JRC:10777 : Cellular blue nevus.
- JRC:10778 : Cellular blue nevus.
- JRC:10782 : Cellular blue nevus.
- JRC:10787 : Cellular blue nevus.
- JRC:10791 : Cellular blue nevus.

Synopsis

- well-demarcated nodule
- fascicles and nests of tightly packed
- moderately sized, spindled to oval melanocytes
- scattered melanophages
- centered in the reticular dermis
- blunt-ended, bulbus extensions that extend into the subcutaneous fat
- occasional mitoses
- significant cytologic atypia
- necrosis absent

See also

- blue nevi
- melanocytic tumors