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33 Cards in this Set
- Front
- Back
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MRSA Skin colonization infection control precautions. |
Contact precautions. |
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MRSA Necrotizing Pneumonia infection control precautions. |
Placed on droplet precautions until 24 hours of effective treatment and then droplet preatutions. Longer if intubated. |
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Infection control in someone who has travelled to high-risk region for CRE |
Isolate with contact precautions. Screen patients who has been in another healthcare facility within the past 6 months. |
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Isolation for patient in rehabilitation hospital with KPC w.r.t. infection control. |
None. |
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Infection control for HAV infection. |
Incubation period 15-50 days. Infectious 1-2 weeks before jaundice nd 1 week after. Exclude worker x 14 days from onset of symptoms or 7 days from onset of jaundice. Household, close, sexual contacts should be given PEP with vaccine or Ig. |
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Infection control for meningitis. (2) |
Isolation with droplet precautions for 24 hours of effective antibiotic therapy. PEP with Abx. |
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High risk contacts with recent meningitis. (7) |
Contact within last 7 days and within 24 hours of therapy. Household contacts. Shared sleeping arrangements. Direct contact with secretions. Children/staff in education facilities. Healthcare workers with unprotected contact (intubating, closely examining, etc). Airline passengers on flights >8 hours. Direct secretion exposure. |
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Regiments for contact prophylaxis with N. meningitides. |
1) Rifampin 1mg/kg q12h x 48h. 2) CTX 250 mg IM x 1 dose. 3) Ciprofloxacin 500 mg PO x 1 dose. |
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Infection Control - Varicella Zoster Virus. |
Airborne and Contact. Infectious 1-2 days before rash and until sin lesions crust. Prolonged in immunocomp. Precautions until all lesions crust. All workers should be immune to chickenpox. Respirators for all non-immune workers. Non-immune contacts should receive VZIG. |
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Name the 3 stages of the total testing/processing lab cycle. |
Pre-analytical. Analytical. Post-analytical. |
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Name the components of the laboratory cycle and a quality indicator for each. (9) |
Analytical Patient/Client sample collection Competency/Test evaluations Sample receipt and Accessioning. Sample Transport. Quality Control. Testing. Record keeping. Reporting results. |
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5 components of a WHMIS Worksheet. |
Product Info. Hazardous ingredients. Physical data. Fire/Explosion Data. Reactivity Data. Toxicologic properties. Preventive measures. First aid measures. |
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2 Advantages and Disadvantages of Maldi-Tof |
Does not require specific primers. Can identify all organisms on single assay. Rapid. Applies to all microorganisms. Minimal training. Cannot do sensitivities. High up-front costs. |
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42 year old male with large dirty laceration across hand with an unknown immunization history. |
Human Tetanus Immune Globulin. Tdap. Wound care. Full immunization series. |
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Six elements of a lab safety program. |
Biosafety. Chemical safety. Fire safety. Hazardous waste management. Emergency management preparedness. Occupational health. |
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Mechanism of action of alcohol hand sanitizers. |
Membrane damage with rapid denaturation of proteins, interference with cellular metabolism. |
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Mechanism of action of iodophors. |
Exact mechanism unknown. Penetration into microorganisms and attacking of key groups of proteins resulting in denaturation. |
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Mechanism of action of soap/water. |
Physical removal of debris. |
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Mechanism of action of chlorhexidine. |
Cell entry by passive diffusion with resulting cell membrane damage and leakage of intracellular constituents - ultimately producing cell death. |
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Mechanism of action of Triclosan. |
Disruption of cellular membrane and ultimately leakage of cytoplasmic contents and cell death. |
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What is normal respiratory flora?
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Non-hemolytic strep, CNS, Neisseria, Corynebacterium, lactobacillus, veilonella. |
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What respiratory flora are potential pathogens? |
Strep pneumoniae Moraxella catarrhalis H flu MSSA MRSA Coliforms Pseudomonas Stenotrophomonas |
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What are the three types of media used in respiratory specimens and what are they used to isolate? |
Blood Sheep Agar (Most) Chocolate - Hemophilus MAC - Coliforms, Pseudo, and Nonfermenters |
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Disseminated Zoster Isolation Meningococcus Pertussis Invasive Group A Strep |
Contact/Airborne Droplet Droplet Contact |
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What is Sanger Sequencing? |
Amplification of DNA Denature Attach primers Extend with dye labelled nucleotides Sequence varying lengths and measure cap electrophersis |
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What is next gen-sequencing? |
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Treatment of old lady with scabies? |
Caused by Sarcoptes scabiei. Treatment with Ivermectin x 1 dose or permethrin cream. |
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Infection control of scabies? |
Contact precautions. Treatment of affected individuals. Cohorting. Washing of all laundry and clothing daily x 3 days. |
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Selective Media Differential Media Combination of Selective/Differential Nutrient Rich Agar |
Hektoen Mackonkey Mannitol Salt Agar Brucella Agar |
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Know CJD infection control. |
...... |
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List four pathogens that require airborne isolation. |
VZV. SARS. TB. Measles. |
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6 causes of a blurry slide. |
LOL. |
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6 organisms that require post-exposure prophylaxis. |
Group A Strep. HIV. HBV. N meningitidis. Bacillus anthracis. Brucella, Francisella. |
