A novel dermoscopic feature in traumatic onycholysis
نویسندگان
چکیده
منابع مشابه
Novel Method for Border Irregularity Assessment in Dermoscopic Color Images
BACKGROUND One of the most important lesion features predicting malignancy is border irregularity. Accurate assessment of irregular borders is clinically important due to significantly different occurrence in benign and malignant skin lesions. METHOD In this research, we present a new approach for the detection of border irregularities, as one of the major parameters in a widely used diagnost...
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A previously healthy man, 43 years of age, was referred to the dermatology department with a one-year history of fingernail onychomycosis. His condition was refractory to oral antifungal treatment (terbinafine 250 mg QD for three months). On physical examination, nail pitting and onycholysis affecting seven fingernails was noted (Figure 1A). He also had mild erythematous silvery-white scaly pat...
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Onycholysis is the detachment of the nail plate from the nail bed. If drug-induced, it can be an isolated phenomenon, but it may also accompany or follow a cutaneous phototoxicity reaction due to drug intake and exposure to ultraviolet irradiation. Photo-onycholysis is a rare photosensitivity reaction due to exposure to either a natural or artificial source of light. Many drugs are responsible ...
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A 38-year-old man, without previous history of disease, was diagnosed with stage IIIB high-grade T-cell non-Hodgkin's lymphoma. He initially received eight cycles of cyclophosphamide (1350 mg), doxorubicin (90 mg), vincristine (2 mg) and prednisone (100 mg/day for 5 days) ^ CHOP regimen ^ with good response. The patient was disease-free for 3 years, after which the disease relapsed and he was s...
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We present a method to detect and classify the dermoscopic structure pigment network which may indicate early melanoma in skin lesions. We locate the network as darker areas constituting a mesh, as well as lighter areas representing the ‘holes’ which the mesh surrounds. After identifying the lines and holes, 69 features inspired by the clinical definition are derived and used to classify the ne...
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ژورنال
عنوان ژورنال: Our Dermatology Online
سال: 2018
ISSN: 2081-9390
DOI: 10.7241/ourd.20183.21