One of the most frequent errors hair shank a dermatologist meetings is Trichorrhexis nodosa (trichonodosis). Trichorrhexis nodosa is an emphasis defect in the hair fiber. If under the microscope a large number of fraying and swelling observes knots in certain places along the length of the hair fiber to be felt is. These emphasis develops lack due to the absence of a shed layer. The function of the shed layer is to be granted the physical support, and to the protection of the crust hair shank of UV jets harmful synthetic hair care products and hard hair brush. But if the Kutikula is missing then under the crust is directly suspended. The crust is less resistant against physical and chemical factors of the environment, that compared with the Oberhaut. The exposure of the layer of the crust of chemicals in the environment leads the decrease of the strength of the hair fiber to damage and. The chemical compounds, which are present in the crust, reduce and the hair become more flexible and weaker. The hair can divide these and break fight into minute strands in the place of the Kutikula. Like we comb to generally manipulate brush or our hair, can break these lack knots in the hair fiber.
Types.
Trichorrhexis nodosa can in two remarks:
Proximal Trichorrhexis nodosa.
Distal Trichorrhexis nodosa.
Proximal Trichorrhexis nodosa is the heaviest and steps most frequently into afro Caribbean population. Hair of this ethnic group is submitted it, largest trauma due to their close, curly hair. Proximal knots in the hair shank increases hair give fragility. Apart from Trichorrhexis nodosa other hair illnesses such as acne nuchae are also in black population. Acne nuchae is formed a condition, in the hair strong Pusteln at the neck or the rear part of the scalp. Distal Trichorrhexis nodosa steps into straight lines hair. In this wave defect, are only few whitish color a knot in the hair ballast materials. The surface of the hair knows drying, matt or inflexibly. Distal Trichorrhexis nodosa is seen with Caucasian and Asian population more frequent. Causes The causes this large hair shank error can be divided into two categories: Innate one Acquired one Innate Trichorrhexis nodosa is the hair shank defect is present from birth. Some people have naturally weak hair, where the epidermis is not correctly manufactured. Innate Trichorrhexis nodosa is usually hereditary, and it develops as the first at a very recent age. The natural growth of irregular and brittle hair fiber can also be because of it, to metabolic disturbances and illnesses as trichothiodystrophy. To it, defective hair shank production can lead metabolic disturbances like abnorme urea synthesis, abnorme copper or zinc metabolism, and defective Cystein or sulfur installation in hair fiber. Acquired Trichorrhexis nodosa is many more frequent than the innate condition. Acquired Trichorrhexis nodosa is the result excessive hair stature of a manipulation and an overprocessing. Too much brushing or hair-styles, which constant stress can cause on the hair this hair shank defect. Also excessive cleaning, and the shed layer within emphasis ranges can disturb a coloring, Dauerwellen along hair shank. Trichorrhexis nodosa is in particular seen with humans, honeycombs or Dauerwellen are called the excessive use, around their hair-style.
As soon as the Kutikula is removed from hair fiber because of the excess styling, the crust is suspended, those to heavy damage. Effects This hair fiber lack damage of the shed layer consequence of the interruption of the crust. Also Längs-und transverse columns know in the fiber give it a brush appearance. Torti and similar damage to the hair fiber causes hair shank anomalies such as Pili for Monilethrix as the Trichorrhexis nodosa. Pili torti is a twist of the hair fiber on junctions along its length, those to multiple fractures in only one strand. Treatment or hair preservative agent for the lack Treatment or hair preservative agent for the heavy hair shank error hangs of the cause, which can itself from person to person. If the cause the hair shank innate defect is then the treatment concentrates on the improvement of the strength of the hair fiber and follicle. But where the error is the result that excessive flash the obvious treatment or hair means is, in order to reduce the quantity of the hair manipulation. Humans are encouraged, brushes use to reduce to avoid hair styling that acts chemicals, and only very mild shampoos and Conditioner. Also before the styling it is recommendable, detailed information about the safe styling agents has. The styling procedure such as an arranging, a coloring or ice stick shooting, if in an appropriate way with the correct products one does not only a trendigen look to give, but also to it pay attention, the hair. |
