Alopécia areata
A alopécia areata é uma doença ligada a um distúrbio crônico da imunidade que afeta os folículos na fase anágena (crescimento) e que geralmente causa manchas sem pelos no couro cabeludo e em outras áreas do corpo.
Scientific collaboration between Professor Marco Toscani and Dr. Pasquale Fino, Chair of Plastic, Reconstructive and Aesthetic Surgery, Umberto I Health Center – “Sapienza” University of Rome.
A alopécia areata é uma doença ligada a um distúrbio crônico da imunidade que afeta os folículos na fase anágena (crescimento) e que geralmente causa manchas sem pelos no couro cabeludo e em outras áreas do corpo.
Cures and surgery for baldness are related to the degree of hair loss, type of situation around the donation area and the patient’s expectations. Thus, no surgical treatment is guaranteed to work for all situations.
In the trichological field, with the passing of age hair whitening is seen to follow the greying process of the hair on the scalp (called grey hair). Hair becomes grey (white) following a natural biological aging process of the melanocytes, which are the cells tasked with coloring hair.
In the majority of people, the first grey hairs appear around 35/40 years of age in women and around 30/35 in men.
Changes in the hair shaft lead to deterioration with the appearance of ruined or damaged hair.
In healthy hair, the cuticle is whole, with overlapping shingles. Hair with whole ends appears shiny, elastic and brushes easily.
A hair follicle is a formation of epidermal origin, anchored in the dermis and consisting of a hair and its sheath.
The formation of hair follicles occurs early. They begin to appear as early as the second month of gestation. These follicles will continue to form for the entire duration of the pregnancy. At birth, the baby will indeed have the entire supply of follicles with which it was genetically equipped and from this moment on, no others will form.
The acronym PRPHT stands for “Platelet Rich Plasma Hair Therapy”. It is a therapeutic medical technique that falls within the field of “regenerative medicine”; it is based on the principle that stem cells, which have been demonstrated to be present in the hair bulb, are equipped with growth factor receptors.
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