Medical history (history of the patient) represents an important component in the diagnosis of erythema (skin redness).
Family history
- What is the general health of your relatives?
- Are there any diseases in your family that are common?
Social history
- What is your profession?
Current medical history/systemic history (somatic and psychological complaints).
- How long has the skin redness been present?
- Where is the skin redness localized?
- Does the skin redness change in shape and color?
- Is the skin redness continuously there or does it only occur in between?
- If it is only recurrent, when exactly does it occur?
- Are there any additional symptoms present? Itching? Fever?
- Do you additionally suffer from joint pain?
- Have you been in wooded areas recently?
Vegetative anamnesis including nutritional anamnesis.
- Do you drink alcohol at an increased rate? If so, what drink(s) and how many glasses of it per day?
- Do you use drugs? If yes, which drugs and how often per day or per week?
Self history incl. medication history.
- Pre-existing conditions (skin diseases, internal diseases).
- Operations
- Radiotherapy
- Vaccination status
- Allergies
- Pregnancies
- Environmental history
- Medication history
Medication history
- Antibiotics:
- Gyrase inhibitors → fixed drug exanthem.
- Sulfonamides → fixed drug exanthem
- Tetracyclines → toxic erythema
- Trimethoprim → fixed drug erythema
- Anticholinergics
- Antipsoriatics (dithrantol)
- Antipsychotics (neuroleptics) – phenothiazines.
- Chelating agents (D-penicillamine, tetrathiomolybdenum, trieethylenetetramine dihydrochloride (Trien)).
- Diuretics (dehydrating drugs).
- Hormones
- Antiestrogens (clomiphene)
- Ingenol mebutate (cytostatic).
- Contact insecticides (allethrin, permethrin, pyrethrum).
- Non-steroidal anti-inflammatory drugs (NSAIDs) → toxic erythema.
- Parasympatholytics (atropine, ipatropium bromide).
- Phosphodiesterase-5 inhibitors (sildenafil, vardenafil).
