AHN 577 ID Test Guide With
Complete Solution
How to distinguish gram neg from positive - ANSWER Gram negative is pink
stain
Gram positive is purple stain
Gram positive cocci organisms - ANSWER staph, strep, & Entrococcus
Gram positive rods - ANSWER Corynbacerium, Bacillus, Listeria
Broad spectrum empiric therapy for gram positive cocci - ANSWER
Vancomycin
Gram negative cocci - ANSWER Neisseria (meningitis or gonorrhoeae),
Moxorella catarrhalis
Gram negative rods - ANSWER Enterobacteriaciae,
Normal gut flora (E Coli),
Vibrio,
Shigella,
Salmonella,
Psuedomonas,
Hemophilus
,Normal Nasopharynx flora - ANSWER Strep
Haemophilus
Neisseria
Mixed anaerobes
Candida
Actinomyces
Normal Skin flora - ANSWER Staph, Strep
Corynebacteria
Proprionibacteria
Yeasts
Normal Gut flora upper bowel - ANSWER Enterobacteriaceae
Enterococci
Candide
Normal Gut flora lower bowel - ANSWER Bacteroides
Bifidobacteria
Clostidium
,Peptostreptococci
Normal Vaginal flora - ANSWER Lactobacilli
Strep
Corynebaceria
Candide
Actinomyces
Mycoplasma hominis
Culture interpretation is dependent on - ANSWER Complete clinical picture
(H/P, SSX. Labs, etc)
Method of collection
Gram stain results
Cellular evidence
Broad spectrum ABX - ANSWER Promotes resistance to both normal and
pathogenic flora (Use if cause unknown)
Narrow spectrum - ANSWER Confines resistance to fewer organisms
, Therapeutic considerations of ABX therapy - ANSWER Is infection present
Use narrowest spectrum, least toxic, least invasive, and least expensive
medication thats most effective.
Interventional concepts of ABX therapy - ANSWER Observe w/o ABX
Prophylactic (Dental work w/ artifical heart valve)
Empiric Therapy (Awaiting cultures)
Specific Therapy (Based on cultures)
Bacterial Meningitis organisms - ANSWER S. Pneumonea
Neisseria Menigitides
Gram neg group B strep (> 50yoa)
Viral Meningitis organisms - ANSWER HSV, EBV
Varicella zoster
Coxsackievirus
Complete Solution
How to distinguish gram neg from positive - ANSWER Gram negative is pink
stain
Gram positive is purple stain
Gram positive cocci organisms - ANSWER staph, strep, & Entrococcus
Gram positive rods - ANSWER Corynbacerium, Bacillus, Listeria
Broad spectrum empiric therapy for gram positive cocci - ANSWER
Vancomycin
Gram negative cocci - ANSWER Neisseria (meningitis or gonorrhoeae),
Moxorella catarrhalis
Gram negative rods - ANSWER Enterobacteriaciae,
Normal gut flora (E Coli),
Vibrio,
Shigella,
Salmonella,
Psuedomonas,
Hemophilus
,Normal Nasopharynx flora - ANSWER Strep
Haemophilus
Neisseria
Mixed anaerobes
Candida
Actinomyces
Normal Skin flora - ANSWER Staph, Strep
Corynebacteria
Proprionibacteria
Yeasts
Normal Gut flora upper bowel - ANSWER Enterobacteriaceae
Enterococci
Candide
Normal Gut flora lower bowel - ANSWER Bacteroides
Bifidobacteria
Clostidium
,Peptostreptococci
Normal Vaginal flora - ANSWER Lactobacilli
Strep
Corynebaceria
Candide
Actinomyces
Mycoplasma hominis
Culture interpretation is dependent on - ANSWER Complete clinical picture
(H/P, SSX. Labs, etc)
Method of collection
Gram stain results
Cellular evidence
Broad spectrum ABX - ANSWER Promotes resistance to both normal and
pathogenic flora (Use if cause unknown)
Narrow spectrum - ANSWER Confines resistance to fewer organisms
, Therapeutic considerations of ABX therapy - ANSWER Is infection present
Use narrowest spectrum, least toxic, least invasive, and least expensive
medication thats most effective.
Interventional concepts of ABX therapy - ANSWER Observe w/o ABX
Prophylactic (Dental work w/ artifical heart valve)
Empiric Therapy (Awaiting cultures)
Specific Therapy (Based on cultures)
Bacterial Meningitis organisms - ANSWER S. Pneumonea
Neisseria Menigitides
Gram neg group B strep (> 50yoa)
Viral Meningitis organisms - ANSWER HSV, EBV
Varicella zoster
Coxsackievirus
