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Vesicles Function

Vesicles are small raised lesions, which are circumscribed and appear thin and translucent filled with fluids. The fluid inside the sacs may be clear, yellow, white or mixed with blood. They may occur in different parts of the body depending on the cause and the part affected. These blisters break easily and they release their fluid substance to the skin. When they break, the fluid gets out and dries and yellowish crusts may form and remain visible on the surface of the skin.

Causes of vesicles or blisters

There are many conditions, which can cause vesicles, and they include allergic reactions to drugs. Allergy reactions arising from drugs may result to blisters on the skin. The immune system controls the way in which the body initiates self-defense. There are people who show allergic reactions to some medicines. When you take the drugs, the immune system identifies it as an allergen or an invader. This causes the immunity function to release antibodies that fight the drug. Symptoms may appear as rashes and blisters on the skin or other reactions.

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Another cause of vesicles is atopic dermatitis or eczema. Eczema is group of disorder that makes the skin to become inflamed and irritating. Atopic dermatitis is the most common type of eczema and it is an inherited condition. Eczema is always itchy and rashes appear on the skin. The exact cause of eczema is not clearly understood but it is believed that it occurs as a result of autoimmune system that reacts to irritants.

Autoimmune disorders like bullous pemphigoid can also cause vesicles. Bullous pemphigoid or Pemphigus is a rare condition that causes blisters on skin. It may also cause blisters on mucous membranes in areas such as the mouth and the genitals. Pemphigus manifests in form of blisters and will affect the skin and the mucous membrane. These blisters can rapture easily and leave behind open sores. The open sores may ooze and cause infections. This condition is chronic and can best be controlled when it is diagnosed in its initial stages.

Vesicles may also be caused by blistering skin disease such as porphyria and dermatitis herpetiformis. Dermatitis herpetiformis is severely itchy and forms rashes, which are made of blisters and bumps. The cause of this condition is unknown but dermatitis is associated with gluten sensitivity in the small bowel.

A person with dermatitis herpetiformis experiences itchy bumps or blisters and they appear mostly on knees, elbow, buttocks, and the back. Some patients may show scratch marks instead of blisters. The symptoms may appear and subside with time often reoccurring again. In addition, vesicles may also be caused by chicken pox, herpes simplex, herpes zoster, and impetigo. Contact dermatitis occurs when the skin comes in contact with substances or objects that cause a contact allergy.

Tests and diagnosis of vesicles

It is advisable that you consult your doctor if you notice the presence of blisters with no well-known cause. The doctor will examine your skin and can establish if the blisters are as a result of a condition that leads to vesicles. Some vesicles may clinically be diagnosed by simply looking at their characteristics.

However, since there are many causes of the vesicles, additional tests may be needed to determine the exact cause of the symptoms. The doctor may take samples to carry out testing of the fluids in a laboratory. In more difficult situations, skin biopsy may be required to confirm the diagnosis.

Treatment of vesicles

The treatment of vesicles mainly depends on the cause. There are over-the-counter medications that may be used to prevent the cause of the blisters such as allergic reactions, poison ivy, cold sores and dermatitis. However, it is always important to see a doctor when you develop the blisters without any apparent reason. There may be more serious health problem causing the blisters.

Additionally, you may have vesicles, which are accompanied by other conditions like inflammation and infections. Bullous pemphigoid, which is an autoimmune condition affecting older people, may be treated using medications like corticosteroids. These medications help suppress the inflammation or swelling on the skin. Antibiotics may be used to prevent infections on open skin when the blisters rapture.

Other treatments of vesicles include protecting the blisters from injuries with use of sterilized protective bandages wrapped over the blistered skin. The skin should be cleaned gently with soap and water. Patients are advised not to puncture a blister as this could increase the risk of infection. Antibiotic ointments may be applied to prevent infections. You can prevent vesicles if you know you have allergies by avoiding coming in contact with allergens that can cause blisters.

In addition, you should also be careful not to share straws, cups or lip products.

Vesicles symptoms caused by contact dermatitis and allergic reaction can recover fully after treatment. However, there are serious symptoms of vesicles, which may be genetic or caused by an infection with a virus such as herpes zoster and they may not recover easily. Some of them may reoccur throughout your life. If the blisters are as a result of a chronic disorder you are suffering, they are likely to return.

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