Folliculitis decalvans and lichen planopilaris have been considered two distinct cicatricial alopecias. However, biphasic presentation of folliculitis decalvans - lichen planopilaris in the same patient has been recently described, therefore raising the doubt if they are two distinct entities or a continuous phenotypic spectrum.We describe the case of a man who presented clinical, trichoscopic, and histopatholo...
Nos últimos anos vários estudos demonstraram a implicação da microbiota intestinal em várias doenças de mediação imune como a diabetes, a colite ulcerosa e a esclerose múltipla. Existem poucos dados sobre o microbioma folicular e o seu papel na patogénese de doenças que afetam o couro cabeludo, sendo uma área de investigação crescente. Alguns estudos mostram influência da disbiose nestas doenças...
Chronic telogen effluvium can be defined as a hair loss greater than the physiological one (above 150-200 hairs / day) for a period of more than six months, without an evident cause. Although common, it is often underdiagnosed, and raises several questions of a practical nature that the literature still has some difficulties in answering, from its etiopathogenesis to therapy. In this article on Continuing Medic...
Frontal fibrosing alopecia is a lymphocytic cicatricial alopecia characterized by progressive, symmetrical frontoparietal recess usually accompanied by loss of eyebrows. The etiology is unknown but hormonal factors may be implicated, as it is more prevalent in women (particularly among postmenopausal women) as well as environmental factors (all cases were reported in the last decades). Its increasing incidence ...
In hair transplant surgery, the final cosmetic result of donor area has been a growing concern among hair transplant surgeons. In the follicular unit transplant, the closure technique of donor area has been improved in order to produce thin and virtually invisible scars even in males with short hair. Trichophytic closure is a special suture technique that allows hair to grow through the donor scar and make it l...