Dermatoscopic features of Koebner phenomenon in lichen planus on light and dark skin
نویسندگان
چکیده
منابع مشابه
Classical Lichen Planus and Lichen Planus Pigmentosus Inversus Overlap with Dermoscopic Features
A 35-year-old man was referred to our hospital with a 3 months history of itchy cutaneous eruption on the trunk and asymptomatic cutaneous eruption on both groins. Physical examination revealed several, purplish-brown, scaly papules on the trunk and well-circumscribed, brown patchs in a linear distribution, on the bilateral inguinal regions. Dermoscopic examination of papules on the trunk revea...
متن کاملPerforating Lichen Planus in an Adolescent Boy: A Rare Phenomenon
A 14-year-old Indian boy presented with gradually progressive pruritic lesions over both lower legs for 6 months. On examination, we found multiple, hyperpigmented, keratotic papules and plaques over the anterior, posterior, and lateral sides of distal parts of both lower extremities [Figure 1a and b]. The mucosae, nail, hair, and systemic examinations were noncontributory. There was no history...
متن کاملKoebner Phenomenon in Rheumatoid Arthritis
Koebner phenomenon indicates the newly appearance of isomorphic lesions at the sites of mechanically stimulated or injured skin. This phenomenon can be seen in various inflammatory, auto-immune, viral, fibrotic, and even tumoral disorders. Also, rheumatic diseases such as lupus erythematosus, dermatomyositis, and rheumatoid arthritis (RA) often present with cutaneous manifestations with isomorp...
متن کاملWhen is lichen planus lichen planus.
T ERMATOSES of diverse etiology have been -I-~ reported to give rise to skin and mucous membrane lesions whose morphology, symptomatology, course, and microscopic picture cannot be distinguished from lichen planus. Drugs,1-6 vaccines,7 contact with chemicals,8-'3 and exposure to ultraviolet light and Grenz rays14 are prominent among the causative agents which have been observed to produce liche...
متن کاملCoexistence of nail lichen planus and lichen planus pigmentosus*
We describe a fifty-six-year old, Afro-descendent female patient showing dystrophy of her twenty nails and hyperchromic, asymptomatic macule on her face. Histopathological examination of the macule showed vacuolization of the basal layer, melanophages in the superficial dermis and lymphoplasmocytic inflammatory infiltrate. Nail biopsy revealed orthokeratotic hyperkeratosis and lichenoid inflamm...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Acta Dermatovenerologica Alpina Pannonica et Adriatica
سال: 2019
ISSN: 1318-4458
DOI: 10.15570/actaapa.2019.23