Erythema chronicum migrans
erythema chronicum migrans erythema chron·i·cum mi·grans (krŏn’ĭ-kəm mī’grānz’)
n.
A raised erythematous ring on the skin having hard borders and a central clearing, and radiating from the site of an insect bite; it is the characteristic lesion of Lyme disease.
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- Erythema dose
erythema dose n. The minimum amount of x-rays or other form of radiation sufficient to produce redness of the skin after application, regarded as the dose that is safe to give at one time.
- Erythema induratum
erythema induratum erythema in·du·ra·tum (ĭn’də-rā’təm, -dyə-) n. A chronic disorder characterized by recurrent hard subcutaneous nodules that frequently form necrotic ulcers, usually on the calves and less frequently on the thighs or arms of women. Also called Bazin’s disease, tuberculosis cutis indurativa.
- Erythema-infectiosum
[in-fek-shee-oh-suh m] /ɪnˌfɛk ʃiˈoʊ səm/ noun 1. . erythema infectiosum erythema in·fec·ti·o·sum (ĭn-fěk’shē-ō’səm) n. A mild infectious disease occurring mainly in early childhood, marked by a rosy-red maculopapular rash on the cheeks, often spreading to the trunk and limbs. Fever and arthritis may also be present. Also called fifth disease.
- Erythema iris
erythema iris erythema i·ris (ī’rĭs) n. The erythematous concentric lesion characteristic of erythema multiforme. Also called herpes iris.
- Erythema marginatum
erythema marginatum erythema mar·gi·na·tum (mär’jə-nā’təm) n. A form of erythema multiforme in which elevated defined bands remain after erythematous patches have cleared; it occurs in rheumatic fever.