Flashcards in ID Deck (182)
Risk factors for spontaneous primary peritonitis? (2)
Specific type of bug in one.
Cirrhosis, nephrotic syndrome (encapsulated: pneumococcus - loss of IgG
Treatment of spontaneous peritonitis?
3rd gen ceph + aminoglycoside
common complication of chronic peritoneal dialysis
Staph epidermis peritonitis
common bug in VP shunt infx
primary cause of occult bacteremia
bug to worry about in asplenic pts
Bugs causing septicemia in neonate
GBS, Ecoli, Strep pneumo, S aureus
Bug causing septicemia in infant
GBS, Ecoli, Strep pneumo, Saureus, salmonella
bugs causing septicemia in immunocompromised pts
GNR: pseudomonas, Ecoli, klebsiella
Abx for r/o sepsis in neonate
amp/cefotax or amp/gent
ecthyma gangenosum: large pustules on indurated inflamed base, think of what dz?
rose spots, what dz?
septicemia tx in >3 mo
prophylaxis for meningococcemia for who and with what?
all persons w/ contact w/ oral secretions, household contacts and close outside contacts
Tx w/ Rifampin q12 x2 days or CTX x1, or Cipro 500 x 1 in >18yo
Dx and Tx of DIC in sick kid
Expect low fibrinogen and high fibrin degredation products and high d-dimer.
Tx w/ ABX then clotting factors and platelets
what bugs does latex agglutination test for?
When to do this?
BINS: GBS, Influenza/H (HIB), Neisseria Mening, Strep pneumo
Helpful w/ partially treated infx when culture unreliable
latex agglutination caveats:
False positives in who?
cross reactivity w/ what?
False pos in children recently received HIB vaccine
Ecoli x-react w/ N. meningitidis.
transfusion related infx, esp pna?
PCP (pneumocystis carinii pneumonia)
tx for fever, neutropenia
-Zosyn (piperacillin-tazobactam) + aminoglycoside
-Ceftazidime or cefapime
water park bug, what does it cause
cryptosporidium (looks like viral gastro but lasts longer)
Tx of cryptosporidium or Giardia in child >1 yr w/ diarrhea
Tx if crypto and immunocompromised
IF immunocompromised crypto: oral human IG or bovine colostrum
immigration + acute abdominal obstruction
ascaris lumbricoides, tx: albendazole x 1, mebendazole x 3d, ivermectin x1
intracytoplasmic inclusion bodies
definitive dx of chlamydial pna?
Ab-specific test or PCR
4Cs of chlamydia
Cough, conjunctivitis, chlamydia, cixteen wks
lab finding and possible tx for chlamydial pna in newborn
emycin PO or azithro. Or if needed non-macrolide, sulfonamide
s/e of macrolides (azithro, clarithro)
diarrhea, abdominal stuff