Category of disease of hair

Failure of hair, the hair shaft is a condition that affects the hair and folicle. Hair in both men and women, the disease occurred in all age groups. Hair dissorder, some self-esteem, social functioning, may and affect the quality of life can affect individual expression.

Classification of hair disease, is as follows.

Hair (1) excessive ( Hairy)

Hirsutism , the adult male? Please grow hair. The genetic factors age of the person, gender, and ethnicity, and race, you may be defined as excessive hair in women in a place that determines the amount of body hair.

Usually, hirsutism is caused by increased sensitivity of the skin to a group of hormones called the increased production of these hormones or (androstenedione and testosterone) androgen. Androgen disease (androgen excess) affects between 5% to 10% of all women.

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Hair loss (2) hair loss may develop suddenly or gradually. State genetic factors, aging, local skin, and it is due to (systemic disease) disease that affects the body in general. There is a possibility that the drug a number of different also cause hair loss. Head, hair loss, it is called a bald commonly it occurs on.

- Androgenetic alopecia and (male pattern baldness) 10-20% of women (all men finally female pattern baldness affects about half of), hair loss in women is the most common type of hair loss I is different from the pattern of men. Alopecia. It is possible during the teen years, starting at any age and hair loss.Androgenic alopecia became genetic, environmental factors and hormones, and various causes in conjunction and dihydrotestosterone called hormone and androgen called androgens particular. With genetic factors probably, slightly elevated levels of dihydrotestosterone hormone, plays a major role.Androgens are important in sexual development of normal men during puberty and before birth. The androgens, such as sexual desire and regulate the growth of hair, you have, other important functions in both men and women.

Androgenetic alopecia in women, women rarely hairMay be initiated at any age through the later or 50 generally does not have an associated obvious hereditary loss. May not occur in recognition female pattern baldness to be, do not lead to total baldness? Among the scalp is diffused thinly over. In women, the hair becomes thinner all over the head, hairline does not recede.

. . The male pattern baldness, is nothing more permanent, it occurs in a characteristic manner in the scalp, blood levels of increase in androgens that after puberty, androgenic alopecia in men to start at any time You can: hair loss starts with a temple at the top of the head toward the normal, back section of one until the participants, causing bald spot and receding hairline. Hair loss is able to leave the region of horseshoe hair sides and rear of the head to continue.

- alopecia areataIs thought to attack the body's immune defense incorrectly in this, Cause common skin disease that round of hair, irregular patches have suddenly lost and is an autoimmune reaction to hair follicle. . Typically, the site of hair loss is the beard and scalp. Alopecia areata in both men and women, occur in all age groups, but is most common in children and young adults. Normally, hair grows back in a few months. However, people also and alopecia areata there is a possibility that genetic factors there are some, atopic eczema, asthma, as well as nasal allergy,, thyroiditis (Hashimoto's thyroiditis disease people with alopecia areata There is a possible risk of other autoimmune diseases such as) is high. Vitiligo have a family that is to be, affected. And a people with a wide range of hair loss, there is almost no play.

- telogen effluviumCaused by mand medicine conditions of discharge of excessive hair club of normal endocrine disorders, the stressor is telogen effluvium is to factor these hair follicles can cause epilepsy and end period of growth of (growth phase) some. . Telogen (resting phase), scalp of average normal will have a hair of 100,000 has become a cause of telogen fallout to four months after the two. About 90% to 10% growth period, resting. Fallout of hair average of normal hair every day is 100. In telogen effluvium, anagen / telogen ratio can be shifted to the growth phase telogen 30%, 70%, the discharge of the daily average of 300 hair.

(3) hair shaftThe hair shaft, failure of the hair shaft disease is a condition that has to be rough, brittle and dry. The disease or specific (fever coloring, perm, excessive) Overprocessed hair. And swelling, such as a node through which fracture easily shaft, vulnerability of hair and cause common abnormality most of the hair shaft, is trichorrhexis nodosa. This is visible as a result of normal trauma.