Pigmented Trichoblastoma of Nose: An Unusual Occurrence
نویسندگان
چکیده
منابع مشابه
Pigmented trichoblastoma with sebaceous hyperplasia.
Trichoblastoma is a rare benign trichogenic tumour with epithelial and mesenchymal components recapitulating the germinal hair bulb and associated mesenchyme. A 50- year- old male patient presented with slowly enlarging circumscribed solid nodule measuring 4x3x4.5 cm over the tip of the nose. Microscopy of tumour revealed nodular tumour spanning the entire dermis with collection of mesenchymal ...
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Case report. A 24-year-old male patient reported he had undergone removal of a brownish lesion recently appeared on a congenital lesion of the scalp and noticed its recurrence one month after the removal. The dermatological examination showed a just raised, grossly rectangular, 2 x 1.5 cm yellow plaque, with grainy surface and irregular borders; in the middle of the plaque there was no hair but...
متن کاملAn atypical pigmented lesion of the nose
A 56-year-old Caucasian woman, with skin phototype III, presented with an asymptomatic, slow-growing, gray-black plaque on her nose. The lesion had appeared almost 6 months prior, was 10 × 5 mm in size and presented with a paler, raised and scaly central area (Figure 1). This area could be hardly differentiated from ulceration, however, that was excluded on histology. Dermatoscopy with a non-co...
متن کاملAn atypical pigmented lesion on the nose—Answer
PCSCC is a variant of invasive squamous cell carcinoma, with less than 20 cases reported, to our knowledge, in the English literature [1,2]. PCSCC had been more often reported to occur in the oral mucosa and conjunctiva [3]. Pigmentation is probably due to cytokines secreted by tumoral cells that stimulate melanocytes to produce melanin [4]. In some cases, PCSCC may be the malignant progression...
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Starobinska E, et al. BMJ Case Rep 2017. doi:10.1136/bcr-2017-221004 Description A 53-year-old female presented with a 2-week history of shortness of breath, cough and fever. Over the past 6 months, she reported painful tongue ulcers and pain in her nose, accompanied with nasal crusting and yellowish discharge. She had a history of pulmonary coccidioidomycosis, diagnosed 10 years ago, and she w...
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ژورنال
عنوان ژورنال: JOURNAL OF CLINICAL AND DIAGNOSTIC RESEARCH
سال: 2017
ISSN: 2249-782X
DOI: 10.7860/jcdr/2017/25798.10321