outer ear eczema
Introduction
Introduction to external ear eczema Eczema is a common allergic inflammatory skin disease characterized by rash diversity, symmetric distribution, intense itching, recurrent episodes, and easy to evolve into chronic. It can occur at any age, any part, any season, but often recurs or worsens in winter. The incidence of eczema is currently considered to be a delayed allergic reaction caused by complex internal and external factors. Eczema patients are often allergic. This allergic constitution is related to genetic factors, so it is caused by a specific population. Common internal factors such as: gastrointestinal disorders, neurological dysfunction, endocrine disorders, infections in the body, intestinal parasites. External factors such as: sun exposure, wind blowing, cold, scratching and contact with soap, cosmetics, etc. can induce eczema, eating spicy spicy food can also make some people exacerbate eczema. basic knowledge The proportion of illness: 0.012% Susceptible people: no special people Mode of infection: non-infectious Complications: sleep disorders
Cause
External ear eczema
The incidence of eczema is currently considered to be a delayed allergic reaction caused by complex internal and external factors. Eczema patients are often allergic. This allergic constitution is related to genetic factors, so it is caused by a specific population.
Common internal factors such as: gastrointestinal disorders, neurological dysfunction, endocrine disorders, infections in the body, intestinal parasites.
External factors such as: sun exposure, wind blowing, cold, scratching and contact with soap, cosmetics, etc. can induce eczema, eating spicy spicy food can also make some people exacerbate eczema.
Prevention
External ear eczema prevention
1. Allergic physique or family history of allergies, to avoid a variety of external stimuli, such as hot water scalding, scratching, sun exposure, etc., try to avoid sensitizing and irritating food.
2. Life should be regular, pay attention to work and rest.
3. Clothing should be loose to reduce friction and stimulation, and do not allow chemical fiber and wool to directly contact the skin.
Complication
External ear eczema complications Complications, sleep disorders
Some children can affect sleep and appetite.
Symptom
External ear eczema symptoms Common symptoms Scarred papules ear itch earache Itching in the earlobe has hard pustules skin infiltration scales
According to the course of the disease, it is divided into acute, subacute and chronic.
(1) Acute eczema:
Acute onset, often symmetrically distributed, with head, limbs and genital area, in the course of disease development, erythema, papules, blisters, pustules, erosion, crusting and other types of rash can appear sequentially, but often 2-3 A kind of skin rash coexists at the same time or at a certain stage with a certain type of rash. It is often scratched by severe itching, which makes the condition worse.
(2) Subacute eczema:
Acute eczema inflammation, after the symptoms are alleviated, the rash is mainly papules, scales, and scars, but it still appears to be smashed after scratching.
(3) Chronic eczema:
Due to the acute and subacute eczema recurrence, it can also appear as chronic inflammation. The skin of the affected area is infiltrated and thickened, and it becomes dark red and pigmented. When it lasts for a long time, the skin lesions become coarse and dry, and the performance is dry and easy. Cleft palate occurs in calves, hands, feet, elbow fossa, vulva, anus, etc.
Examine
Examination of external ear eczema
Check the skin before and after the auricle, the posterior or auricular skin of the auricle. The eczema can be a small spotted rash, scattered or densely packed. It can also be expressed as papules, blisters, erosion, serous exudation, yellow. Scarred and so on.
Diagnosis
Diagnosis of external ear eczema
The diagnosis of eczema is mainly based on its typical clinical symptoms, and its clinical manifestations are characterized by itching, symmetry, exudation, polymorphism and recurrence; however, it should be noted that acute eczema needs to be differentiated from contact dermatitis, chronic eczema Need to be differentiated from neurodermatitis.
For special types of eczema, attention should be paid to its unique clinical symptoms. Chronic eczema needs to be differentiated from neurodermatitis. Neurodermatitis has a rash after itching; the mossy appearance is obvious, the skin lesions are dry, generally no exudation, and no pigmentation. Occurs in the neck, ankles and extremities. Can withstand a variety of products and physical and chemical stimulation.
