Other names: Alopecia
Hair can fall from a variety of causes, from simple to aging symptom of a disease syphilis.
Very well known hair loss in men – so called. Androgenetic alopecia. This type of thinning thatch is caused by a substance called dihydrotestosterone, which is formed from testosterone. The higher the level of testosterone has man, thus creating more of its derivatives, and thus are experiencing hair loss.
For syphilis (a sexually transmitted disease, is typically formed of hard painless ulcer at the site of infection) may indicate the second stage nemoci- however, the problem is the fact that the second stage of syphilis can mimic a variety of other diseases. On the contrary, the emergence of hard painless ulcer in typical locations for syphilis symptomatic – there is a simple diagnosis for the second phase are very difficult.
To precipitate not only the hair, but also other hair – males is typically affected beard – e.g.sycosis barbae. Disease caused by fungi occurs displace Voren painful bumps that arise from small pimples which surround the hair root beard. Then pulling his beard fall out easily.
Purulent infections of hair follicles and deep pyoderma, especially those types that cause the formation of small scars can cause hair loss – created scarring alopecia.
If hair loss is not associated with other symptoms -Ie. red spots, large bearings or bumps that are leaking pus fistulae, etc., and if the patient hair loss does not matter, it is not necessary to visit a dermatologist, otherwise it is necessary.
Other names: alopecia universalis
Complete loss of hair is called alopecia universalis. You lose hair, fur, beard, eyelashes like. There are problems even with nails that are very frayed and break easily.
Aetiology is unclear, considering the failure of humoral immunity and skin system. Hair loss occurs within 3-4 weeks. This malfunction is necessary to find a dermatologist.
Hair loss can be even bearing – in theater, some fungal or bacterial infection – in deep and purulent deposits is also advisable to visit a doctor.
Hair loss is also a common complication of anticancer therapy.
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