Scabies New

Embed Size (px)



Citation preview


  • INTRODUCTIONScabies is a skin infection which caused by infestation and sensitization of Sarcoptes scabiei var. homonis

  • EPIDEMIOLOGYAll ageAll racesAll socioeconomic groupMen = women

  • ETIOLOGYSarcoptes scabiei var. homonis

  • Life Cycle Of Sarcoptes scabiei

  • CLINICAL FINDINGSPrimary lesions:vesicle, papule, burrows

    Secondary lesions:Usually caused by secondary infection or the result of scratching Excoriation, eczema, nodule, crust, hyperpigmentation post-inflammation

  • CLINICAL FINDINGSNocturnal pruriticFind the burrows on the skinFind the mites in the burrows

  • DISTRIBUTIONFinger websWristExtensor surfaces of the elbow and kneeSide of the hand and feetAxilarry areaButtocksWaist areaPenis and scrotumBreast


  • CLINICAL FEATURESClassic scabiesSpecial form scabiesScabies on the child and infantNodular scabiesCrusted scabiesScabies incognito

  • Crust scabies on footexcoriate and papular scabies in male genitalia

    scabies in an infant

    Scabies on finger

  • DIAGNOSIS Cardinal signs:Nocturnal pruriticSpread in family members or groupFind the burrows on the skinFind the mites in the burrows

  • A typical linear burrow on the flexor forearm

  • ADDITIONAL EXAMINATIONSkin scrappingBurrow ink testTetracycline testSkin biopsy

  • DIFFERENTIAL DIAGNOSISAtopic dermatitisPyodermaPrurigoPsoriasis

  • TREATMENTPrinciple:Keep cleaning clothing, towel, bedlinens should be washed All member of affected household should receive treatment

  • TREATMENTTopical therapy:PermetrinLindaneSulfurBenzyl benzoat Systemic therapyIvermectin

  • PROGNOSISThe prognosis of this patient is good with correct treatment.

  • CONCLUSIONScabies is a transmissible ectoparasite skin infection characterizied by superficial burrow, intense pruritus and secondary infection. It give good prognosis by the correct treatment