Wednesday, January 5, 2011

Hair loss

Alopecia-hair lossAlopecia is hair and scalp disorders characterized by diffuse or localized hair loss.Diffuse alopecia are defined in relation to a normal fall of about 50 hairs on hair loss zi.Unele are physiological (lanugo hair singe the newborn and the called seborrheic in males).Androgenetic alopecia is very common in men, responsible for common baldness, hereditary predisposed-dominant. It begins after adolescence, especially in the temporal region and is dependent on affective attitude vis-avis the ornament subject to capilara.Acest type of baldness in a woman must go in search of a syndrome virilizare.Tratamentul this type of alopecia is disappointing and represents an important source of profit for the sale of medical and para-medical.Telogen effluvium (diffuse alopecia stress) is due to timing of many hairs in telogen phase, after a febrile episode, a difficult Naser, surgery or a negative episode psycho-Full afectiv.Refacerea after such an episode is done in 4-6 months.Alopecia due mainly toxic anti-cancer chemotherapy, antitiroidienelor synthesis, anticoagulants, anticonvulsants, or derivatives of vitamin A.Acquired diffuse alopecia is observed in the case mixedemului, pituitary insufficiency, hyperthyroidism, hipoparatiroidiei, severe diabetes, collagenosis, food deficiencies, malabsorption syndromes, syphilis.Pelada is a frequent cause of illness yet unspecified associated with vitiligo, self-stomach antibodies, anti-thyroid, heredity, diabetes, atopy, trauma psihice.Limita net area is hairless, the skin is bright, punctuated by holes follicles pilots-sebacate, surrounded by broken wires in 1 cm exclamarii.Evolutia deformed shape of the sign may be to increase spontaneous and whimsical, to generalize.Other plaques are either traumatic alopecia: alopecia trichotilomania or created by many different types of hair.Scarring alopecia follow any process that destroys the hair follicle: trauma, burns, congenital disorders, lupus, folliculitis, a change of radiotherapy treatments, primitive epithelial cancers, metastases, etc..

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