Skin itch

Description:

The itch is shown by the intensive, distracting irritation or feeling of a tickling which can extend on all surface of skin or be limited only to one area.
Different people transfer this unpleasant feeling differently, and the threshold of tolerance can change because of a stress, emotions and other factors. The feeling of an itch usually amplifies at night that is connected with lack of the distracting factors.  

Reasons of the Skin itch:

Itch reason not always explicit. While the itch is the most noticeable symptom of many diseases of skin, it not necessarily means that the person who feels an itch is sick.  
The stress and emotional frustration can strengthen an itch what was its reason. The itch often amplifies at night or when there are no distracting factors. If emotional problems are the main reason for an itch, the state is defined as a psychogenic itch. Some people convinced, that the itch at them developed because of parasites, actually have  a mental disorder.
The itch, widespread on all body, indicates diseases, such as a diabetes mellitus, liver diseases, a renal failure, jaundice, diseases of a thyroid gland, cancer. Blood diseases, such as leukemia, Hodzhkin's disease can sometimes cause an itch.
At some people the itch without rash when they take a certain medicine, such as aspirin or codeine can develop. At others pruritic red rash or a small tortoiseshell because of an allergy to specific drug, for example penicillin is observed. The itch can be also observed at penetration of larvae of nematodes into skin.
Many diseases of skin cause an itch. Among them:
- atopic dermatitis
- contact dermatitis
- dermatitis of Dyuringa (sometimes)
- eczema
- fungal infections (for example, mycosis)
- small tortoiseshell
- stings of insects
- louses
- red flat deprive
- neurodermatitis
- psoriasis
- mange
The itch on all body can be caused by too frequent bathing which promotes removal of natural lubricant of skin and can make skin too dry.
The localized itch can be observed if the person comes into contact with soap, detergents, wool or other rough material. Adults who have hemorrhoids, proctal cracks or constant diarrhea can notice an itch around an anus (a so-called proctal itch). When children feel an itch in this area, the reason, most likely, in pinworms.
The intensive itch in external genitals at women can be connected with candidiasis (milkwoman), hormonal changes or use of certain spermitsid or vaginal suppositories, ointments or deodorants.
As the itch can be caused by very wide range of triggers, full physical inspection and the anamnesis will help to diagnose the pathology reason. Blood tests and a calla can be necessary to help the doctor to define the itch reason.

Treatment of the Skin itch:

Antihistaminic drugs, such as Dimedrol (Benadryl) can help to facilitate an itch of allergic genesis, but cannot facilitate an itch from other reasons. The majority of antihistaminic drugs also does people sleepy that helps children to sleep, otherwise they would wake up from an itch.
Specific treatment of an itch depends on a basic disease which causes it. Generally, it is necessary to treat an itch of skin very carefully. It is necessary to avoid having combed as scratches only strengthen an itch.
Apply cooling or the calming lotions to reduction of expressiveness of an itch. It is possible to impose a cold compress.  The creams or ointments containing a cortisone can help to control an itch from stings of insects, contact dermatitis, or eczema. Cream with a cortisone  should not be put on a face if the doctor so did not appoint.  
Possibly, the xeroderma is the most common cause of an itch. There are several simple things which can be made to facilitate an itch:
1. You do not wear close clothes.
2. Avoid synthetic fabrics.
3. Wash up area of an itch in warm water with a small amount of baking soda.
4. Take a warm shower or an oat bath.
5. Apply oil or skin lotion (without dyes or fragrances) right after bathing.
In most cases the itch successfully passes when its main reason is established.