Think of … amelanotic nodular melanoma

Authors

  • María Julia Boulet Luis C. Lagomaggiore Hospital, Mendoza, Argentina
  • Ileana Rosalía Camardella Luis C. Lagomaggiore Hospital, Mendoza, Argentina
  • Gianina Anabella Coletto Luis C. Lagomaggiore Hospital, Mendoza, Argentina

DOI:

https://doi.org/10.47196/da.v30i1.2531

Abstract

Pyogenic granuloma: benign capillary vascular proliferation, associated with local irritants, trauma, infection, pre-existing vascular malformations or medication.

Most common age: childhood and young adults.

Amelanotic nodular melanoma: nodular melanoma represents 15-30% of all melanomas. The amelanotic variant is seen in 2 to 8% of all melanomas, most frequently in nodular melanoma. Age and risk factors: >50 years. Phototype I, white race, absence of nevi on the back.

Merkel cell carcinoma: rare and aggressive neuroendocrine neoplasm. Age and risk factors: 65 to 85 years, >male sex. UVR, immunosuppression and polyomavirus.

Author Biographies

María Julia Boulet, Luis C. Lagomaggiore Hospital, Mendoza, Argentina

Chief Resident, Dermatology Service

Ileana Rosalía Camardella, Luis C. Lagomaggiore Hospital, Mendoza, Argentina

Resident Physician, Dermatology Service

Gianina Anabella Coletto, Luis C. Lagomaggiore Hospital, Mendoza, Argentina

Resident Physician, Dermatology Service

References

I. Komakech D, Ssenkumba B. Pyogenic granuloma. N Engl J Med. 2022;38:1979.

II. Walsh NM, Cerroni L. Merkel cell carcinoma: A review. J Cutan Pathol. 2021; 48:411-421.

III. Benedito S, Mosquera T, Marini M, Saponaro A, et ál. Melanoma amelanótico/hipomelanótico. Dermatol Argent. 2020; 26:110-113.

IV. Strazzulla LC, Li X, Zhu K, Okhovat JP, et ál. Clinicopathologic, misdiagnosis, and survival differences between clinically amelanotic melanomas and pigmented melanomas. J Am Acad Dermatol. 2019; 80:1292-1298.

Published

2024-04-01

Issue

Section

Young Dermatologists