How allergic dermatosis manifests itself: features of the clinical picture

Allergy – This word is familiar to almost everyone. The environment constantly circulates a huge number of various allergens that can cause a negative reaction of the body. Animal dander, plant pollen, a variety of physical and chemical agents often cause allergic reactions that have a variety of symptoms. One of the fairly common dermatological pathologies is allergic dermatoses - & nbsp; a group of diseases of an allergic nature, characterized by skin lesions. Read about the features of allergic dermatoses and their characteristic symptoms on estet-portal.com in today's article.

Allergic dermatoses: characteristic symptoms and features

Allergic dermatoses – this is the common name for all dermatological pathologies that have a similar pathogenesis. They can be caused by different reasons, have different mechanisms of development, but their characteristic feature is the presence of manifestations of an allergic reaction on the skin. Allergodermatoses quite often have a chronic relapsing course, and cause significant discomfort to patients.

Symptoms of allergies that occur on the skin – this is not only an aesthetic defect, but also a number of unpleasant sensations and other manifestations that disturb the patient.

Therefore, the better the specialist knows the symptoms of the pathology, the sooner he will be able to suspect it, correctly diagnose and cure it.

Allergic dermatoses:

• classification of allergic dermatoses: types of disease;
• characteristic symptoms of all allergic dermatoses;
• features of the clinical picture of various allergic dermatoses.

Classification of allergic dermatoses: types of disease

Allergic dermatoses include a number of acute conditions that are prone to a chronic course, regardless of the form of patient contact with an individually significant allergen. Classification of allergic dermatoses:

allergic dermatitis
• and diathesis (infant form); different types of eczema;
• contact dermatitis;
• exudative erythema;
• acute and chronic allergic urticaria;
• papular urticaria (strofulus,
prurigo
• , subacute prurigo); toxicoderma;
• Lyell syndrome and Stevens-Jones syndrome – the most severe allergic dermatoses.
Characteristic symptoms of all allergic dermatoses

The clinical picture of allergic dermatoses is characterized by the presence of

skin itch

and various rashes that dynamically replace each other. Skin lesions can be different: vesicles, papules, blisters, bullae, foci of redness and swelling may appear. Secondary manifestations of the allergic process on the skin are scales and serous crusts at the site of burst bubbles, traces of scratching, layers of exfoliating skin. If the process is a long-running – the skin becomes dry, rough and thickened, its pattern intensifies, uneven pigmentation appears. In such areas, hair growth is also disturbed and even the sensitivity changes somewhat. In more severe cases, skin symptoms may be accompanied by symptoms resembling body intoxication,  rhinoconjunctivitis,

Peculiarities of the clinical picture of various allergic dermatoses

Depending on the form of allergic dermatosis, some features of the disease may be observed:

Allergic contact dermatitis affects the skin near the area of ​​contact with the allergen. Characterized by redness, edema, itchy papular rash, while the altered area does not have clear boundaries, vesicles may appear;

with

eczema

the rash is predominantly vesicular in nature, local, when the blisters open, a weeping surface is formed, covered with scales and crusts of various sizes. Quite often, a bacterial infection joins, and the contents of the vesicles become purulent;

Atopic dermatitis affects large areas of skin on the hands, feet and flexion surfaces of large joints. Particularly painful for the patient are itching and burning sensation of the skin, which often precede the rash. During the period of exacerbation, bursting vesicles appear on the skin, the skin in this area becomes wet and covered with serous crusts. Lichenification and white dermographism are also characteristic;

with strophulus, dense nodular formations of a pink-red color appear on the skin of the trunk and extremities, which itch. Sometimes a bubble may appear on top of them – this is a vesicular form of pathology. In the process of reverse development, the nodules become covered with a brown crust and decrease in size.

Depending on the clinical picture, the specialist can determine the form of allergic dermatitis and prescribe an effective treatment regimen for the patient. 

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