Key Takeaways
- Ringworm affects approximately 20-25% of the world's population at any given time
- In the United States, an estimated 10-20 million cases of ringworm are reported annually
- Children aged 3-9 years have the highest incidence rate of tinea capitis, a form of ringworm, at 3-8% prevalence in urban areas
- Trichophyton rubrum causes 70% of all ringworm infections worldwide
- Microsporum canis accounts for 50% of tinea capitis in Europe from animal contact
- Epidermophyton floccosum primarily causes tinea cruris in 80% of cases
- Ringworm lesions first appear as 1-2 cm red papules expanding radially
- Tinea capitis presents with 50-80% hair loss in 5 cm patches
- Athlete's foot causes interdigital maceration in 70% of cases with white scaling
- KOH microscopy shows 90% branched septate hyphae 2-4 micrometers wide
- DTM culture grows dermatophytes in 70-80% of cases within 14 days yellow to red
- PCR detects T. rubrum DNA with 95% sensitivity in nail clippings
- Oral terbinafine cures 94% of tinea capitis in children within 6 weeks
- Topical clotrimazole 1% cream resolves 80% tinea corporis in 4 weeks
- Fluconazole 150mg weekly for 4 weeks cures 85% tinea cruris
Ringworm is a common global fungal infection affecting millions of people annually.
Clinical Manifestations
Clinical Manifestations Interpretation
Diagnosis
Diagnosis Interpretation
Etiology and Pathogens
Etiology and Pathogens Interpretation
Prevalence and Epidemiology
Prevalence and Epidemiology Interpretation
Treatment and Management
Treatment and Management Interpretation
Sources & References
- Reference 1CDCcdc.govVisit source
- Reference 2NCBIncbi.nlm.nih.govVisit source
- Reference 3MAYOCLINICmayoclinic.orgVisit source
- Reference 4WHOwho.intVisit source
- Reference 5PUBMEDpubmed.ncbi.nlm.nih.govVisit source
- Reference 6MYmy.clevelandclinic.orgVisit source
- Reference 7EMEDICINEemedicine.medscape.comVisit source
- Reference 8THELANCETthelancet.comVisit source
- Reference 9WEBMDwebmd.comVisit source
- Reference 10AADaad.orgVisit source
- Reference 11NHSnhs.ukVisit source
- Reference 12JAADjaad.orgVisit source
- Reference 13ONLINELIBRARYonlinelibrary.wiley.comVisit source
- Reference 14FRONTIERSINfrontiersin.orgVisit source
- Reference 15VAva.govVisit source
- Reference 16DERMNETNZdermnetnz.orgVisit source
- Reference 17PEDIATRICSpediatrics.aappublications.orgVisit source
- Reference 18EUROeuro.who.intVisit source
- Reference 19JPEDSjpeds.comVisit source
- Reference 20IASOCIETYiasociety.orgVisit source
- Reference 21JOURNALSjournals.lww.comVisit source
- Reference 22NATUREnature.comVisit source
- Reference 23DIABETESJOURNALSdiabetesjournals.orgVisit source
- Reference 24VETERINARYPARTNERveterinarypartner.vin.comVisit source
- Reference 25JIDONLINEjidonline.orgVisit source
- Reference 26MYCOSESJOURNALmycosesjournal.comVisit source
- Reference 27ACADEMICacademic.oup.comVisit source
- Reference 28PUBMEDpubmed.ncbi.nih.govVisit source
- Reference 29JOURNALSjournals.asm.orgVisit source
- Reference 30FUNGALBIOLBIOTECHfungalbiolbiotech.biomedcentral.comVisit source
- Reference 31MICROBIOLOGYJOURNALmicrobiologyjournal.orgVisit source
- Reference 32JOURNALOFDERMjournalofderm.comVisit source
- Reference 33VETERINARYRESEARCHveterinaryresearch.biomedcentral.comVisit source
- Reference 34BMJbmj.comVisit source
- Reference 35AAFPaafp.orgVisit source
- Reference 36MEDICALNEWSTODAYmedicalnewstoday.comVisit source
- Reference 37NEJMnejm.orgVisit source
- Reference 38HEALTHLINEhealthline.comVisit source
- Reference 39ARCHIVESOFPATHOLOGYarchivesofpathology.orgVisit source
- Reference 40CLSIclsi.orgVisit source
- Reference 41AJRONLINEajronline.orgVisit source
- Reference 42BJD-ABCDbjd-abcd.comVisit source
- Reference 43TELEMEDJtelemedj.comVisit source
- Reference 44COCHRANELIBRARYcochranelibrary.comVisit source
- Reference 45LASERSURGERYJOURNALlasersurgeryjournal.comVisit source






