Skin and subcutaneous (L00-L99).
- Erythema a frigore – skin redness caused by cold.
- Erythema ab acribus – skin redness caused by chemical substances.
- Erythema ab igne – reticular redness of the skin that occurs due to heat development.
- Erythema actinicum – skin redness that occurs due to ultraviolet light or exposure to X-rays.
- Erythema anulare centrifugum – extensive bluish skin redness, which spreads at times in a garland shape; can be distinguished erythema anulare familiare, erythema anulare (rheumaticum) Lehndorff-Leiner (erythema circinatum), erythema centrifugum symmetricum
- Erythema arthriticum epidemicum (Haverhill fever) – skin redness in the context of a high fever general disease.
- Erythema autumnale (trombidiosis; harvest scabies).
- Erythema bullosum – skin redness associated with blistering.
- Erythema caloricum (heat erythema).
- Erythema chronicum migrans (Afzelius-Lipschütz) – characteristic redness of the skin, usually from a tick bite.
- Erythema dyschromicum perstans – ash-gray pigmentation caused by the deposition of melanin.
- Erythema elevatum et diutinum – long persisting skin redness in the form of circular segments, garlands.
- Erythema exsudativum multiforme (disk rose) – acute inflammatory disease of the skin or mucous membrane, which may be accompanied by general symptoms such as joint complaints.
- Erythema faciale perstans – redness of the face, constitutional.
- Erythema fugax – transient redness of the skin, irregularly limited.
- Erythema glaciale (glacial gangrene)
- Erythema gluteale (infantum) (diaper rash).
- Erythema gyratum repens/serpens – form of erythema multiforme, which occurs ephemerally creeping in malignant neoplasms.
- Erythema induratum Bazin – plate-shaped blue-red derby infiltrates on the lower legs, bending (less frequently on upper arms, mammae (breasts), buttocks and thighs); frequent occurrence in tuberculosis.
- Erythema infectiosum acutum (ringworm).
- Erythema iris – form of erythema exsudativum multiforme with iris-shaped foci.
- Erythema marginatum – form of erythema exsudativum multiforme with centrally healed foci.
- Erythema migrans – characteristic erythema that occurs in Lyme disease as well as erysipeloid (swine erysipelas).
- Erythema necroticum migrans – mainly on the legs occurring bizarrely configured skin redness with central vesicles that occur in certain neoplasms.
- Erythema neonatorum – physiologically occurring skin redness of the newborn.
- Erythema nodosum (erythema contusiforme) – episodic painful skin redness that often occurs on the extensor sides of the lower legs.
- Erythema palmare et plantare symptomaticum – permanent redness of the skin of the palms and soles, which occurs mainly in chronic diseases and malignant neoplasms.
- Erythema palmoplantare congenitum symmetricum (E. palmare et plantare hereditarium) – familial permanent skin redness in the area of palms and soles.
- Erythema papulatum – form of erythema exsudativum multiforme associated with papular foci.
- Erythema solare (sunburn)
- Erythema subitum (exanthema subitum, three-day fever).
- Erythema toxicum – areal redness of the skin caused by the action of an incompatible substance.
- Erythema toxicum neonatorum – skin redness usually lasting several days, with the exception of the palms and soles of the newborn’s feet.
- Other figured chronic erythema
- Other erythematous diseases described in more detail
Cardiovascular system (I00-I99)
- Erythromelalgia (EM; erythro = red, melos = limb, algos = pain) – acral circulatory disorder characterized by seizure-like redness and overheating of the skin on the extremities (hands/feet) associated with burning pain; vasodilation (dilation of blood vessels) provokes the overheating of the skin and painful redness here; disease is very rare
Infectious and parasitic diseases (A00-B99).
- Erysipelas – acute skin infection often accompanied by chills and fever; erythematous swelling with sharp borders.
Symptoms and abnormal clinical and laboratory findings not elsewhere classified (R00-R99).
- Flushing – seizure-like redness.
Medication
- Antibiotics:
- Gyrase inhibitors → fixed drug exanthem.
- Sulfonamides → fixed drug exanthem
- Tetracyclines → toxic erythema
- Trimethoprim → fixed drug erythema
- Anticholinergics
- Antipsoriatics (dithrantol)
- Chelating agents (D-penicillamine, tetrathiomolybdane, 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).
- Phenothiazines (antipsychotics/neuroleptics).
- Phosphodiesterase-5 inhibitors (sildenafil, vardenafil).