II. Risk Factors
- Similar to risks associated with Intertrigo
III. Symptoms
- Usually asymptomatic
- May be pruritic in some cases
IV. Signs
- Small red-brown Macules (may form larger patches)
- Distribution in intertriginous areas
- Interdigital web spaces
- Gluteal crease
- Inguinal area
- Axilla
- Inframammary
V. Diagnosis
- Wood's Lamp: Fluoresces coral red
- Gram Stain: Gram Positive Rod with long filaments
VI. Differential Diagnosis
- See Intertrigo
- Cutaneous Candidiasis
- Dermatophytes
- Psoriasis
VII. Managment
-
Antibiotics
- Erythromycin 250 mg orally qid for 5 days
- Clarithromycin 1 gram orally for 1 dose
- Topical Antifungal agents with activity in Erythrasma
- Treat coexisting fungal infection (see Intertrigo)
- Adjunctive topical agents
- Cleocin-T or Erythromycin gel
- Whitfield's Ointment
- Sodium fusidate ointment
- Antibacterial soap
- Chlorhexidine (Hibiclens)
VIII. Prevention
- See Intertrigo
IX. References
- Habif (2004) Clinical Dermatology, p. 419
- Holdiness (2003) Am Fam Physician 67(2):254 [PubMed]
- Janniger (2005) Am Fam Physician 72:833-40 [PubMed]
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| Definition (NCI_CDISC) | Any bacterial organism that can be assigned to the species Corynebacterium minutissimum. |
| Definition (NCI) | A species of aerobic or facultatively anaerobic, Gram-positive, coryneform, pleomorphic bacilli assigned to the phylum Actinobacteria. This species is nonmotile, non-spore forming catalase and pyrazinamidase positive, indole and urease negative, non-lipophilic, does not reduce nitrate, ferments glucose, sucrose and maltose, hydrolyzes hippurate, but not casein or gelatin. C. minutissimum causes erythrasma and pruritic scaly rashes in diabetic patients. |
| Concepts | Bacterium (T007) |
| SnomedCT | 83594007 |
| English | CORYNEBACTERIUM MINUTISSIMUM, Corynebacterium minutissimum, Corynebacterium minutissimum (organism) |
| Spanish | Corynebacterium minutissimum (organismo), Corynebacterium minutissimum |
Ontology: Erythrasma (C0014752)
| Definition (MSH) | A chronic bacterial infection of major folds of the skin, caused by Corynebacterium minutissimum. |
| Concepts | Disease or Syndrome (T047) |
| MSH | D004894 |
| ICD10 | L08.1 |
| SnomedCT | 111797001, 200726000, 266185008, 154314007, 186393009, 238418005 |
| English | Erythrasma, cutaneous erythrasma, cutaneous erythrasma (diagnosis), erythrasma, Erythrasma [Disease/Finding], Erythrasma (disorder), Erythrasma (disorder) [Ambiguous] |
| French | Érythrasma, Erythrasma |
| Japanese | 紅色陰癬, ｺｳｼｮｸｲﾝｾﾝ |
| Swedish | Erytrasma |
| Czech | erytrazma, Erytrazma |
| Finnish | Erytrasma |
| Russian | ERITRAZMA, ЭРИТРАЗМА |
| Korean | 홍색음선 |
| Polish | Łupież rumieniowy |
| Hungarian | erythrasma |
| Norwegian | Erythrasma |
| Spanish | eritrasma (concepto no activo), eritrasma (trastorno), eritrasma, Eritrasma |
| Dutch | erythrasma, Erythrasma |
| German | Erythrasma |
| Italian | Eritrasma |
| Portuguese | Eritrasma |
