Sebaceoma on the scalp simulating a malignant pigmented neoplasia
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چکیده
منابع مشابه
Pigmented Bowens disease mimicking malignant Melanoma: A case report
Pigmented Bowens disease is an in situ squamous cell carcinoma, which is seldom reported in white patients. Herein we report a 20-year-old woman with type III skin, who had this lesion on the fourth finger of her right hand, similar to superficial malignant melanoma, clinically. Although dermoscopic evaluation could be helpful, correct diagnosis of non-melanotic origin is done by histological e...
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Sebaceoma is a benign tumor composed of incompletely differentiated sebaceous cells of varying degrees of maturity. Sebaceomas was never reported as a known premalignant lesion.This is a report of a sixteen year old boy who presented with a malignant transformation of a recurrent sebaceoma which was excised twice by Moh's surgery. Excision was done with a free margin of 1 cm down to the parotid...
متن کاملPigmented squamous intraepithelial neoplasia of the esophagus.
Squamous cell carcinoma (SCC) usually lacks melanocytes within the tumor. A few reports have documented invasive SCC or SCC in situ (intraepithelial neoplasia, IEN) with melanocytic hyperplasia within the tumor, referred to as pigmented SCC, in some organs. However, case series of pigmented SCC or IEN of the esophagus have not yet been reported. This is the first study to analyze the incidence ...
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INTRODUCTION Malignant pigmented villonodular synovitis (PVNS) or Malignant giant cell tumour tendon sheath (MGCTTS) is a controversial and debatable lesion. Few case reports have indicated the potential for metastasis.1These aggressive cases are designated malignant giant cell tumour tendon sheath or malignant PVNS. Less than 20 cases are described in literature. We report a case of 65 year ol...
متن کاملA large pigmented lesion mimicking malignant melanoma.
An 88-year-old woman was admitted with a huge bilateral pulmonary embolism and acute renal failure. On physical examination, a well-defined irregularly pigmented plaque 20 · 40 mm with black, brown and pink hues and an irregular border was noticed over the umbilicus (Fig. 1). A clinical diagnosis of malignant melanoma (MM) was suggested, and surgical excision planned. However, the patient’s pro...
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ژورنال
عنوان ژورنال: Anais Brasileiros de Dermatologia
سال: 2019
ISSN: 0365-0596
DOI: 10.1016/j.abd.2019.09.007