The term medical itching is the word “parioritus”. Its body has an unpleasant feeling on the skin. It causes people to relieve the area, tend to rub or scratch the skin The back of the skin can cause discomfort and discomfort. In more severe cases it can Sleep disturbance, anxiety, and depression may lead to skin bumps in one area Skin damage (skin erosion, eczema), so that the protective barrier of the skin may be removed and Make it more vulnerable. Scratching the skin due to itching
Local itching is limited to a specific area of the body. This type of itching can be due to cutaneous rash (Such as inflammation of the skin) or may be due to the high sensitivity of the nerves in the skin (Neuropathic pruritus). Itchy neuropathy can be due to pressure or weakening of the nerves On the spinal nerves or spine. Sometimes itching of neuropathy, in the region of creation The amount of sweat production is reduced or stopped. Scarring of the stomach may lead to simple eczema, chronic itching or nodular itching.
Systemic causes of itching
Systemic diseases can cause itching anywhere in the body. Sometimes these kinds of itches, “Metabolic itching.” In this case, the skin has no problem, unless it is scratching Scratch
Skin diseases that cause itching
▪Allergic contact dermatitis
▪ Dry skin
▪ Atopic dermatitis
▪ Herpes Dermatitis Form
▪ But the plan
▪ Pumphald Bolus
▪ Mucose Fungoid
Itching may be caused by contact with a foreign agent:
▪ Stimulants and allergens
▪ Physical hives, as in my imaging
▪ Acuogenic itching
▪ Local or systemic drugs (for example, opiates, aspirin
Hormone causes for itching
About 2% of pregnant women have skin rashes without any obvious cause. Usually The third quarter occurs and is resolved after delivery. General itching is one of the common symptoms Menopause.
How is the itching done?
Itching, like pain, can be applied at any point in the skin through neural pathways and with the help of the system Central nervous system (brain and spinal cord) and peripheral nervous system. Researchers have two neuromuscular pathways Have found itching:
▪ Stimulating pathway of histamine through the mechanical sensitivity of c-
▪ Cauchy’s stimulating pathway by creating a polymorphic sensitivity of C- Imaging studies have shown that processing centers have an overlap between itching and pain. Scratching itching may stop, this work through the interaction of neural pathways and sectors Gray spinal cord is done.
What you can do
▪ You can put your skin under cold compress, or in the damaged area of the Calmini lotion Use
▪ Do not use alcohol and caffeine in your diet, as it increases the blood flow to the skin Itching gets worse.
▪ Try to go to the bathroom less, when you use the bathroom, try to use water instead of hot water Cool or lukewarm. Use non-abrasive soap and bath for more than 20 minutes Do not leave Dry your skin slowly and do not apply a towel on it. For a small detergent Wash your clothes with less irritation.
▪ Wear tights or clothing that will irritate your skin, such as woolen clothes And avoid some artificial fabrics. Cotton or silk is the best kind of wear for use.
▪ The bed should be loose. The bedroom should be cool. Keep your nails clean, tidy and smooth. To avoid scratching damage in the night, at night Use cotton gloves. When itching, instead of scratching the skin, slowly moisturize the skin.
Calmonium lotion (contains phenol and cools the skin): Do not use for dry skin Only for a few days. Menthol / Camphor Lotion: It cools the skin.
▪ Regular use of moisturizers, especially if the skin is dry. ▪ Mild localized corticosteroids for a short time. Topical antihistamines are not used for chronic itching, as it makes skin more sensitive Consequently, they cause allergic contact eczema. If itching is severe and causes sleep disturbance, Oral medications may also be needed. Some medications may be effective in reducing itching And others are mostly used for their tranquilizing effects.
▪ Antihistamines are considered to be the most appropriate treatment for hives. However, non-sedative stereosensis, It can be effective in reducing itching. It also has a sedative antihistamines to calm down Itching is used.
▪ Doxepin and amitriptyline: are three-way antidepressants, which affect the central nervous system and The environment. When itching is caused by metabolic diseases, malignancies or neuropathy, medications Three-ring anti-depressant drugs such as mirtazapine and serotonin-reuptake inhibitors (paroxetine, sertraline, Fluoxetine (also may be used).
▪ If itching is caused by cysts or prostaglandins, sometimes aspirin is effective. Attention: Aspirin causes or exacerbates itching in some patients. Antiepileptic drugs such as sodium valproate, gabapentin and perbabalin may also be useful in some patients. , For example, those who are pruritus due to renal or neuropathic insufficiency. The mechanism of the effect is unclear. Thalidomide has been very successful in the treatment of nodular itching and chronic itching, but due to complications Serious and expensive costs are rarely used.
▪ Antagonistic drugs, such as intrathecal botruphanol sprays, naltrexone tablets and nalphorphine in Patients with liver itching have been effective.
Rifampicin is effective for patients with cholestatic itching (a type of liver disease).
▪ Reported in severe itching with malignancies, an NKR1 antagonist drug (usually as Short-term use for post-operative or nausea-induced chemotherapy has been effective Neuropathic pruritus and nodular rash are under investigation. Patients with generalized pruritus may benefit from phototherapy (ultraviolet treatment) To be This method is for the treatment of patients with chronic renal failure (patients undergoing dialysis) and patients Eosinophilic infiltration is very helpful.
Many of the itching will resolve in a short time. However, if itching does not improve or Your daily life is affected by the contract. It is important to consult a doctor. If itching is severe, It may take a long time, other symptoms such as respiratory problems, inflammation of the skin and You should see a doctor if you have yellow fever. Also, if your entire body is without a specific cause Having itching, you should see a doctor because it can be a sign of a serious illness in you Be If there is no obvious cause for itching, the doctor may find it Requesting tests for the underlying causes. These tests may include: Samples of a damaged skin area that can help diagnose a skin disease The lab will be analyzed or blood tests to check the underlying diseases (e.g. Diabetes, thyroid or kidney disease). Due to laboratory results, and the cause of itching, it may be Your doctor will refer you to further medical evaluations or additional treatments at the treatment centers or hospitals To give