T.Hari Ramachandran Intern Infection Control

T.HARI RAMACHANDRAN Intern (2009-2010) Dept of periodontics & implant dentistry

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[object Object],[object Object],[object Object],Patients suffering from acute infection Patients in prodromal stage carriers known unknown

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TRANSMITTED BY INHALATION Varicella virus Chicken pox Paramyxovirus Measles & mumps Rhino/ adeno virus Common cold Rubella German measles Mycobacterium Tuberculosis Candida sp. Candidosis.

TRANSMITTED BY INOCULATION Hepatitis B,C,D virus Hepatitis B, hep C, Hepatitis D Herpes simplex I Oral herpes, herpetic whitlow Herpes simplex II Genital herpes HIV AIDS & ARC Neisseria gonorrhoeae Gonorrhea Treponema pallidum Syphilis S.aureus/albus Wound abscesses

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IF AND THEN Source pt is +ve for HBsAG Exposed worker not vaccinated ,[object Object],[object Object],Exposed worker has been vaccinated Should be tested for anti-HBs & given 1 dose of vaccine & 1 dose of HBIG if < 10 IU

IF AND THEN Source pt is –ve for HBsAg Exposed worker not vaccinated Worker should be encouraged to receive hepatitis B vaccine. Exposed worker has been vaccinated No further action is needed. Source pt refuses testing or not identified Exposed worker not vaccinated ,[object Object],[object Object],Exposed worker has been vaccinated Management should be individualized.

IF THEN AND Source pt has AIDS OR Source pt is HIV+ve OR Source Pt refuses to be tested ,[object Object],[object Object],[object Object],[object Object],Exposed worker testing –ve initially should be retested 6 weeks, 12 weeks & 6 months after exposure.

IF THEN AND Source pt is tested & found -ve Baseline testing of the exposed worker with follow up testing 12 weeks later Source cannot be identified Serological testing must be done & decisions must be individualized

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STERILIZATION METHOD SPORE TYPE INCUBATION TEMPERATURE AUTOCLAVE Baccilus stearothemophilus 56 °C CHEMICAL VAPOR DRY HEAT Baccilus subtilis 37 °C ETHYLENE OXIDE

T.Hari Ramachandran Intern Infection Control

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