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  1. Reasons
  2. Symptoms
  3. Treatment

Hyperkeratosis –

a disease characterized by excessive rate of cell division of the cornea surface and their further violation. The term is combined of two parts hyper a lot, keratosis keratin.


  • the clinical symptoms of follicular hyperkeratosis, diffuse, warty, keratoderma
  • by origin hereditary or acquired.


In General, the causes of illness are external (exogenous) and internal (endogenous) factors.

Internal factors can be

  • avitaminosis or hypovitaminosis
  • impaired exchange of blood in any part of the body (varicose veins, atherosclerosis)
  • other pathologies of the body (ichthyosis, diabetes, psoriasis, etc.).

External factors are

  • large body mass
  • a long walk
  • uncomfortable or tight shoes
  • heredity
  • deformity of the foot.

In any case, whatever is actually the reason it was not, the disease begins because of the violation of the trophic on the uppermost surface of the skin (the epidermis). As a consequence, the cells of the stratum corneum begin to divide at an accelerated rate, and the process of shedding thermosets, udalsya the epidermis.


Hyperkeratosis of the follicular type appears when there is insufficient receipt of vitamins A and C, or failure to observe personal hygiene. A considerable role is played by genetics.

Exfoliation of keratinized epithelium disrupts the ducts of the follicles, causing them to become clogged and form pimples or bumps. Usually distributed in areas that are prone to dryness knees, buttocks, elbows, thighs.

If you do not start timely treatment, the disease will take large areas, and later near follicles are formed yet, and the rim of skin prone to inflammation. Moreover, the continuous impact of adverse factors causes the development of vast areas of pyoderma.

Disseminated and lenticular hyperkeratosis

This pathology suffer more men, women rare. At the moment, the causes of this disease have not been identified completely, the most inclined to have genetic mutations.

Lenticular hyperkeratosis

Has a chronic course, which was exacerbated by a long exposure. That is, in the area of appearance of the follicle appear Horny papules, 1-5 mm in diameter, reddish or yellow. Often affects the skin around the feet, thighs, shins, in the rear, can even be localized in the oral mucosa.

After removal of the scales appears wet with blood, deepening in the centre, when pressed into papules virtually no pain.

Disseminated type

Of pathology has an expression in the form of short or thick hairs, localized mainly on the limbs. Normally, merging is not observed, but the possible location of the groups in the form of brushes.

Hyperkeratosis of the foot or corns on the feet

This type of illness is often not treated in view of the fact that there are minor cosmetic defects, so the treatment is not attach much importance. And still, if to lower the symptoms appeared, in blizhashee time possible complications such as pain while walking, bleeding cracks, fettered feelings.

The causes of this pathology is quite clear the lack of vitamins, uncomfortable shoes, vascular disease, lack of foot care. Symptoms begin to manifest themselves at the age of 20-30 years, and over time harder to cure the pathology (that is, to make the removal of corns).

May be a fungal-based diseases in this case, the stratum corneum is thickened across the heel (plantar callosities on heels). And a bunion on the foot, particularly on the outer edge talks about the flaws of the gait.

Podnogtevogo hyperkeratosis

Manifested by lesions of the nail plate with a characteristic filamentous fungi. The main symptom of thickened nail plate and changes in its structure and color. The pathology is characterized by moderate (the nail has a thickness of 1-2 mm) or severe (nail thicker than 2 mm) form.

If you do not pay timely attention to the disease, it is possible to complete or partial baldness. Moreover, this kind of disease can often overlap with hyperkeratosis on other body surfaces.

The manifestation of the disease on the face obviously due to the dry and rough skin, on which are formed bumps and flakes. In severe form it is possible to cover the entire face peel.


Assigns treatment of corns (hyperkeratosis), only doctor a podiatrist or dermatologist. When the skin lesion is a comprehensive therapy that consists of taking a vitamin A, ascorbic acid, drugs tritional. It is recommended and a course of gentle exfoliation and softening creams.

Hyperkeratosis treatment head recommended for use cod liver oil, petroleum jelly or glycerin, lotions with lactic acid, castor oil. Severe forms of pathology can be accompanied by treatment gormonoterapii ointments.

It is worth noting that there are currently specific drugs that promote complete cure of follicular hyperkeratosis. Because of this, often the therapy is based on correction of systemic violations in the body and elimination of local symptoms (ointment that contains lactic or fruit acids).

Disseminated and lenticular type pathology cured with aromatic retinoids or corticosteroids that are applied topically, as they have the effect of a chemical peel. The mechanical effect is contraindicated.

Hyperkeratosis or corns on the feet are treated comprehensively. That is, the eliminated symptoms with the help soothe the skin or medical pedicure. You should also make the right selection of footwear with the recommendations of the orthopedic surgeon.

In any case, in parallel with the use of external means is necessary to eliminate the true cause, because of which there are corns, to stop the disease.