case_images: PMC7175428_01
case_images: Clinical picture showing the biopsy site and the extent of the lesion.
case_images: JMedLife-13-107-g001a.jpg
case_images: PMC7175428_01_JMedLife-13-107-g001a.jpg
case_images: F1a
case_images: Biopsy of the nodular mass was performed, and the histopathological examination showed features consistent with a diagnosis of squamous cell carcinoma in situ (Figure 1 A).
case_images: Dermoscopy of pigmented nail fold squamous cell carcinoma shows areas of homogeneous brown pigmentation, pigmented dots or globules, polymorphic vessels.
case_images: JMedLife-13-107-g001b.jpg
case_images: PMC7175428_01_JMedLife-13-107-g001b.jpg
case_images: F1b
case_images: In this case, surgical treatment is the first treatment option; however, in order to reduce the field of cancerization and tumor size, and to minimize damages to the surrounding structures, according to the willingness of the patient to preserve the cosmetic and functional integrity of the finger, we prescribed a course of treatment with imiquimod 5% cream daily for eight weeks. (Figure 2 A).