Results: 21

Is macular lymphocytic arteritis limited to the skin? Long-term follow-up of seven patients

An. bras. dermatol; 95 (1), 2020
Abstract Background: Macular lymphocytic arteritis most commonly presents as hyperpigmented macules on the lower limbs. The pathogenesis of this disease is still unclear and there is an ongoing debate regarding whether it represents a new form of cutaneous vasculitis or an indolent form of cutaneous pol...

Papilas Fungiformes Pigmentadas de la Lengua. Características Clínicas, Histológicas y Dermatoscópicas de una Serie de Casos Ecuatorianos

RESUMEN: Las papilas fungiformes pigmentadas de la lengua, cuyas siglas son PFPT, del inglés Pigmented fungiform papillae of the tongue, es una condición asintomática, no progresiva que se presenta en personas de piel oscura, en las cuales las papilas fungiformes cambian de su color rosado natural, a ...

Familial progressive hyper- and hypopigmentation: a report on a Chinese family and evidence for genetic heterogeneity

An. bras. dermatol; 92 (3), 2017
Abstract Background: Familial progressive hyper- and hypopigmentation (FPHH) is a rare genodermatosis that is characterized by diffuse hyper- and hypopigmented spots on the skin and mucous membranes. It is caused by a pathogenic mutation of the KITLG gene. Objectives: To investigate the clinical featur...

Frontal fibrosing alopecia and extrafacial lichen planus pigmentosum in a caucasian woman

An. bras. dermatol; 92 (5,supl.1), 2017
Abstract We present the case of a 72-year-old Caucasian woman with frontal fibrosing alopecia of one year's duration. Eighteen months later, she presented with sudden hyperpigmentation on the submental area, neck and upper chest. Histopathological examination was consistent with lichen planus pigmentosus...

Ashy dermatosis with involvement of mucous membranes

An. bras. dermatol; 92 (5,supl.1), 2017
Abstract: Ashy dermatosis is a rare condition, of unknown aetiology, in which mucous membranes are typically spared. The authors report the case of a 57-year-old female with a history of asymptomatic gray-bluish macules located on the trunk and oral mucosa. There were no relief changes on examination. Sk...