erythema migrans


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Related to erythema migrans: erythema multiforme

erythema migrans

[‚er·ə¦thē·mə ′mī‚granz]
(medicine)
An expanding skin lesion characterized by a small red papule or macule that is a unique clinical marker for Lyme disease.
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Aguero-Rosenfeld ME, Nowakowski J, Bittker S, Cooper D, Nadelman RB, Wormser GP Evolution of the serologic response to Borrelia burgdorferi in treated patients with culture-confirmed erythema migrans.
Testing for Lyme disease in New Brunswick depends on these three factors: 1) a known tick bite, 2) erythema migrans, 3) a history of visiting or living in one of the two identified "endemic areas" in the province identified by Public Health Officials.
Nadelman and his colleagues analyzed the genotypes of the infecting organisms in a study of 17 adults who had a total of 22 paired episodes of erythema migrans between 1991 and 2011.
Recall that CDC data indicate that erythema migrans (EM) rashes are reported in 68% of patients meeting the surveillance case definition, and that the guidelines recommend two-tier serologic testing of patients lacking the diagnostic rash.
McCleary said she has no recollection of coming in contact with a tick, nor having any signs of erythema migrans.
The erythema migrans type of skin rash is different from a rash that appears as an allergic reaction to a tick or insect bite.
Erythema migrans, the characteristic bull's-eye rash, appears only in the early stage; neurologic involvement may develop at any time.
Differential diagnosis of granuloma annulare (30) Type Differential diagnosis Localized/ Amyloid generalized Idiopathic: Annular lichen planus, erythema annulare centrifugum, erythema multiforme, sarcoid Infections: Cat-scratch disease, creeping eruption, erythema migrans of Lyme disease, syphilis, tinea corporis, mycobacterium (31) Insect bites Mycosis fungoides (32, 33) Subacute lupus erythematosus Xanthomas Subcutaneous Erythema elevatum diutinum, rheumatoid nodules, syphilis (34) Perforating Kyrle's disease Table 4.
Recurrent erythema migrans despite extended antibiotic treatment with minocycline in a patient with persisting Borrelia burgdorferi infection.
Most patients infected by the spirochete Borrelia burgdorferi experience an acute illness characterized by the distinctive rash erythema migrans.
Erythema migrans developed at the site of the tick bite in a significantly smaller proportion of the patients in the doxycycline group than of those in the placebo group (1 of 235 individuals {0.