Proliferating Pilar Tumor of the Cheek Misdiagnosed as Squamous Cell Carcinoma

Autor: Se Il Lee, Joo Heon Choi, Kun Yong Sung, Joonhong Min, Hong Sil Joo
Jazyk: angličtina
Rok vydání: 2022
Předmět:
Zdroj: Indian Journal of Dermatology, Vol 67, Iss 2, Pp 207-207 (2022)
Druh dokumentu: article
ISSN: 0019-5154
1998-3611
DOI: 10.4103/ijd.ijd_58_21
Popis: Proliferating pilar tumours, also known as trichilemmal tumours, are rare tumours that arise from the external root sheath of hair follicles. These lesions usually have a firm-to-soft texture and form small nodules, but may grow gradually, causing pressure ulceration or hyperkeratinisation. Because of this feature, care should be taken to differentiate proliferating pilar tumours from squamous cell carcinoma. An 89-year-old woman presented with a protruding horn-shaped mass on her left malar area, which was first misdiagnosed as squamous cell carcinoma and then revealed to be a low-grade malignant proliferating pilar tumour. We report this case due to its rarity and clinically atypical characteristics.
Databáze: Directory of Open Access Journals
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