Eczema or dermatitis is an itchy condition characterized by erythema, vesiculation, blistering, crusting, flaking and sometimes lichenification.
Eczema can be classified into:
- Exogenous eczema (irritated dermatitis-orthoergic dermatitis), contact eczema (allergic), symmetrical contact eczema;
- Mixed eczema (exo / endogenous) - numeral eczema, dyshidrosis eczema, microbial eczema, fissure eczema, stasis eczema, seborrheic dermatitis;
- Constitutional eczema (atopic dermatitis).
Irritation dermatitis (orthoergic dermatitis)
It is frequently encountered, predominating the professional (chemical) one.
Depending on the irritant, its concentration and the duration of contact of the substance on the skin, the clinical manifestations will be different.
Contact dermatitis (allergic)
It is due to cell-mediated hypersensitivity (type IV reaction), favored by humidity, temperature, wind, excessive sweating, non-compliance with hygiene.
Sensitization can occur in chromates, nickel, cobalt, rubber, plastics, medicines, detergents, some vegetables (carrots, onions, garlic, tomatoes), fruits (lemons, oranges), cosmetics.
Systemic contact dermatitis
It is determined by the appearance of lesions after the introduction by systemic route (oral, transcutaneous, intramuscular, intravenous) of some allergens (Ex. Penicillin, Neomycin, Terbinafine, Ketoprofen, Heparin, etc.)
Microbial infections (staphylococci), traumas (physical or chemical), medicines, etc. are considered as determining causes.
Dyshydrosis and dyshidrosis eczema
Triggering factors include sweating secretions, stress, drug allergies, etc.
This condition is also known as cracker, asthma or winter eczema.
The location of choice of lesions is the anterior face of the calves, affects the elderly and occurs frequently during the winter.
It is an erythematous-squamous disease that can be caused by oval pityrosporum, hormonal factors, stress and / or genetic predisposition.
The treatment of eczema consists according to the form and classification in the administration of antihistamines, dermatocorticoids, keratolytics, antibiotic therapy in case of lesion infection, phototherapy, climatotherapy and psychotherapy.For rates click here