Antihistamines are a group of drugs that inhibit the action of histamine in the body. We know different types of antihistamines. In dermatology, we mostly use H1 histamine receptor blockers. Antihistamines are used for the treatment of hives, also known as urticaria, various allergies, and itching.

An antibiogram is a laboratory test used to determine the resistance of bacteria to antibiotics.

Anicteric is a term that means the patient is not jaundiced. Jaundice, or icterus, is a condition in which a person's skin turns yellow. Jaundice first appears as a yellow discoloration of the eyes or sclera. Jaundice is a sign of liver disease or bile duct disease. It is due to increased concentration of bilirubin in the blood.

This refers to the diagnosis of sensitization or an examination in which specific IgE are measured in the patient's serum. With the allergomicrogrid, a larger number of different specific IgE are measured simultaneously.

An allergist is a doctor who deals with the diagnosis and treatment of allergies.

Anamnesis refers to the information about the patient's health condition, acquired by the doctor during the examination with the questions posed to the patient. Anamnesis is usually stated at the beginning of each medical report. In anamnesis, data about the issue for which the patient came for the examination are collected, while data related to allergies, possible other associated diseases, family diseases, etc., are also stated. Examples of questions that a doctor asks during the examination, if, for example, it deals with atopic dermatitis, are the following: How long have the lesions been appearing? Where on the skin are the lesions present? What have you already applied to your skin so far? What improves the condition or what worsens it? etc.

Allergic rhinoconjunctivitis is an inflammation of the nasal mucosa with associated inflammation of the ocular conjunctiva. This inflammation occurs due to contact with a specific allergen. Symptoms include a runny nose, sneezing, itching in the nose area, a blocked nose, itching in the eye area, tearing, red eyes, swollen eyelids.

Allergic rhinitis (also known as hay fever) is an inflammation of the nasal mucosa due to contact with a specific allergen. Symptoms of allergic rhinitis include a runny nose, sneezing, itching in the nose area, and a blocked nose.

Allergic contact dermatitis is a skin disease that occurs due to the body's hypersensitivity to a certain substance. It is a type 4 allergic reaction. When the skin comes into contact with a certain allergen, itching, redness, peeling, and possibly blisters appear on the skin. The diagnosis of allergic contact dermatitis can be confirmed with epicutaneous testing. Quite common allergens that trigger allergic contact dermatitis are nickel, fragrances, preservatives, etc.

Allergic diseases are diseases that occur due to the body's hypersensitivity to a certain substance. Examples of allergic diseases: allergic rhinitis, allergic asthma, urticaria, allergic contact dermatitis, ...