Pulmonary Metastasising Aneurysmal Fibrous Histiocytoma: A Case Report, Literature Review and Proposal of Standardised Diagnostic Criteria

Autor: Fiona Mankertz, Rebecca Keßler, Andrea Rau, Christian Seebauer, Silvia Ribback, Alexandra Busemann
Jazyk: angličtina
Rok vydání: 2023
Předmět:
Zdroj: Diseases, Vol 11, Iss 3, p 108 (2023)
Druh dokumentu: article
ISSN: 2079-9721
DOI: 10.3390/diseases11030108
Popis: An aneurysmal fibrous histiocytoma is a rare cutaneous soft-tissue tumour which accounts for approximately 0.06% of all dermatopathologies. Metastasis is exceedingly uncommon, to the point that there have only been eight reported cases in the scientific literature. We present the case of a 25-year-old male with a primary aneurysmal fibrous histiocytoma located in the nuchal region which exhibited rapid growth and abrupt ulceration over a short time span and showed signs of locoregional aggressive infiltration. A subsequent histopathological analysis confirmed the presence of diffuse solid and cystic pulmonary metastases. Further genetic sequencing verified LAMTOR1-PRKCD fusion. This case report seeks to review the existing literature on aneurysmal fibrous histiocytoma, discuss the challenges of differential diagnosis and propose standardised diagnostic criteria.
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