May
15
23:01
Circulatory system diseases

Keratosis

Keratosis

keratosis photo Keratosis skin is prefabricated notion of acting for a number of non-inflammatory, skin diseases, which are pathologically, anatomically and morphologically characterized by minor thickening of the stratum corneum.The degree of hyperplasia of the horny layer is exposed significant fluctuations.This depends on the location and characteristics of the process.Due to unknown etiology and pathogenesis, there is no uniform, unified classification keratoses.It is also caused by large and quantitative composition of the clinical forms of the disease.

keratosis skin originally divided into acquired and hereditary.These factors are the causes and keratoses.At the clinic emit diffuse, follicular, warty keratoses and keratoderma and keratosis multiforme.

multiforme keratoses characterized by excessive keratinization of the skin combined with bone and nervous system, changes in the mucous membranes, nails, hair, teeth.

Diffuse keratosis is characterized by lesions of the skin or the whole of

its vast areas.To diffuse keratosis hereditary origin characterized by a combination of lesions of the internal organs, endocrine and nervous systems.These symptoms occur when a child is born, and at an early age.At the same time the skin is covered with scales of various thickness from gray to dirty gray, or to dark brown in color, resembling needle urchin or crocodile skin and shell lizards or snakes.

Diffuse keratoses are long over.Often, diffuse keratosis is acquired.This indicates excessive dryness, peeling.Perhaps the reason lies in hypovitaminosis C, A, chlamydia, malignant tumors in the internal organs, breast cancer, as well as in diseases such as leprosy and sarcoidosis.

senile is characterized by the most pronounced diffuse scaling of the skin, which pronounced themselves on the extensor surfaces of the extremities and back pain, and back may be the result of senile skin changes.

Warty skin keratoses are a large group of diseases, which include warty cutaneous horn, nevi.Warty keratoses characterized horny layers and look like warty growths.The disease develops under the influence of the radial factors (keratosis radiation), chemical (arsenic keratosis) and mechanical factors.

Warty professional keratoses often appear on exposed parts of the skin, usually the hands.For example, radiologists and X-ray technology after 20 years can appear on the back of the hand skin warty growths of gray-yellow in color with cracks.

actinic keratosis photo

photo actinic (solar) keratosis on hands

Keratosis actinic appears in older people and is a precancerous skin changes.The disease is rare, however, it goes into skin cancer and is limited, and dry, or alternatively, fatty brownish yellow plaque up to 2 cm.

keratoderma mainly affect the skin of palms and soles.Keratoderma different layers of distinct gray or yellowish color, which are arranged on the entire surface diffusely soles and palms in the form foci limited to surface fissures.Sometimes they can be very painful, deep, bleeding.Development keratoderma occur in menopause or in infectious diseases.For example, in diseases such as cancer of the bladder, syphilis, esophageal cancer, leprosy, cancer, colon cancer, lung cancer, provoked by the development of keratoderma.

keratoderma Hereditary appear in childhood, gradually progressing.In the middle of the palms and soles of the horny layers are formed, which are surrounded by a purple border.The lesion is visually limited to healthy skin, and its surface is riddled with bleeding cracks.Often the horny layers have spread to the rear of the feet and hands.At the same time may appear foci keratosis on the elbows and knees.

keratoderma able to unite with the periodontal disease that leads to tooth loss and degeneration of the alveolar processes.

multiforme keratoses characterized by excessive keratinization of the skin combined with bone and nervous system, changes in the mucous membranes, nails, hair, teeth.

Mnogofomnye keratoses different complex changes.Nail plate thickening, fading, acquiring a yellowish-brown color, and recalling the claws of birds - onihogrifoz.The skin on the palms of the type of keratinization becomes callous with bright pronounced horny layers and cracks.On the skin of the trunk and limbs occurs keratosis pilaris, and knees and palms appear warty plaques, affects the mucous membranes of leukoplakia, and cornea exposed juvenile cataract.There is a developmental disorder of bones, teeth, nervous and endocrine systems.

keratosis pilaris

keratosis pilaris marked violation of keratinization in the field of hair follicles (follicular hyperkeratosis) and metastatic nature of the lesion.Often found hair lichen, which is inherited strictly by autosomal dominant.The first symptoms usually occur in children and adolescence.Leather extensor surfaces of the extremities, abdomen, back, covered with numerous, isolated, small red scaly horny knots.After stroking the impression remains grater.

skin keratosis pilaris - a chronic disease with winter exacerbations.Clinical manifestations of the most expressed at puberty, then the symptoms subside.Follicular hyperkeratosis is able to combine to form a vegetative growths or atrophic skin changes.

keratosis pilaris photo

photo follicular keratosis on the face

Seborrheic keratosis

Seborrheic keratosis is one of the most common benign tumors of the skin of elderly people.And the reasons for seborrheic keratosis are still unknown.These tumors tend to grow with age.Often affects the family and, therefore, this form is considered a family disease.In the special treatment of seborrheic keratosis is not needed, but if the tumor is causing discomfort, then it is removed.

Seborrheic keratoses are often manifested as multiple tumors, but are less common unit.The disease is sometimes flat towering above the skin seal flesh, brown or black, which is covered by horny scales.The most common neoplasms are located in the skin of the neck, face or torso.There are other signs of seborrheic keratosis: round or oval shape, the effect is pasted tumors no larger than 3 cm, can disturb an itch.

important to remember that the tumors can not scratch, rub, remove yourself.This is dangerous inflammation, bleeding and infection.

Seborrheic keratosis treatment.If you notice that the tumor increases in size or bleeding and inflamed - it is a sign of immediate treatment to the doctor, who will remove the keratosis.This type of neoplasm is on the skin surface, so removal is not a complicated procedure.Removing leaves no traces or leave scars inconspicuous.In medicine, used several methods to remove: cryosurgery (freezing with liquid nitrogen), cryosurgery, curettage (cleaning of the surface layer of the skin a special tool), electrocautery, laser removal.

seborrheic keratoses photo

photo seborrheic keratoses on the back

Keratosis Treatment

Mostly treatment is ambulatory, while distinct forms of common keratoses hold separate courses in the dermatological hospital.Diet is also required to be rich in vitamins A, B, C, and fats.

Assign general and local warm baths with baking soda, starch, and sodium chloride.Next, use the softening ointment (sulfur-salicylic ointment with vitamin A, salicylic) or cream with a solution of sodium chloride.Pronounced palmoplantar keratoses are treated with hot soda bath, and then apply ointment Arievich, salicylic ointment or cream with urea.Used successfully in the treatment of keratoses UV irradiation.Procedures are carried out repeated courses of up to two months.Minor keratinization foci were removed by electrocautery, cryosurgical method, curettage or excision.Acquired forms keratoses are treated after the removal of the causes of the disease.

actinic keratosis Patients need constant supervision dispensary oncologist.Sick with protracted acquired keratosis and should be sent to the doctor-oncologist.Prevention acquired forms keratoses is to identify and eliminate precipitating factors.

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