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43 Cards in this Set

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The 3 most common causes of fever of unknown origin (FUO).
infection
cancer
autoimmune disease
4 signs & symptoms of Streptococcal pharyngitis.
fever
pharyngeal erythema
tonsillar exudate
lack of cough
A nonsuppurative complication of Streptococcal infection that is not altered by treatment of 1° infection.
Postinfectious glomerulonephritis
Asplenic patients are particularly susceptible to these organisms.
ENCAPSULATED ORGANISMS:

pneumococcus
meningococcus
Haemophilus influezae
Klebsiella
The number of bacterial culture on a clean-catch specimen to diagnose a UTI.
10^5 bacteria/mL
Which healthy population is susceptible to UTIs?
Pregnant women.
Treat this group aggressively because of potential complications
A patient from California or Arizona presents w/ fever, malaise, cough, & night sweats. Diagnosis? Treatment?
Coccidioidiomycosis;
Amphotericin B
NONpainful chancre.
1° syphilis
A "blueberry rash" is characteristic of what congenital infection?
Rubella
Meningitis in infants.
Causes? Treatment?
pneumococcus
meningococcus
H. influenzae

Treat w/ ceftaxime & vancomycin
What should always be done prior to lumbar puncture?
Check for ⇧intracranial pressure;
look for papilledema
CSF finding(s): low glucose, PMN predominance
Bacterial meningitis
CSF finding(s): normal glucose, lymphocytic predominance
Aseptic (viral) meningitis
CSF finding(s): numerous RBCs in serial CSF samples
Subarachnoid hemorrhage (SAH)
CSF finding(s): ⇧gamma globulins
Multiple sclerosis (MS)
Initially presents w/ a pruitic papule w/ regional lymphadenopathy & evolves into a black eschar after 7-10 days. Treatment?
Cutaneous anthrax;
penicillin G or ciprofloxacin
Findings in 3° syphilis.
tabes dorsalis,
general paresis,
gummas,
Argyll Robertson pupil,
aortitis,
aortic root aneurysms
Characteristics of 2° Lyme disease.
arthralgias,
migratory polyarthropathies,
Bell's palsy
myocarditis
Cold agglutinins.
Mycoplasma
Meningitis in neonates.
Causes? Treatment?
Group B Strep
E. coli
Listeria

Treat w/ gentimicin & ampicillin
A 24 y/o male presents w/ soft white plaques on his tongue & the back of his throat.
Diagnosis? Workup? Treatment?
Candidal thrush.

Workup should include an HIV test.

Treat w/ nystatin oral suspension
Begin Pneumocystis carinii pneumonia (PCP) prophylaxis in an HIV-positive patient at what CD4 count?

Mycobacterium avium-intracellulare (MAI) prophalaxis?
for PCP: ≤ 200 (w/TMP)

for MAI: ≤ 50-100 (w/ clarithromycin/azithromycin)
Risk factors for pyenephritis.
pregnancy
vesicoureteral reflux
anatomic anomalies
indwelling catheters
kidney stones
Neutropenic nadir postchemotherapy. When?
7-10 days
Erythema migrans. What is it?
Lesion of 1° Lyme disease.
Classic physical findings for endocarditis.
fever
heart murmur
Osler's nodes
splinter hemorrhages
Janeway lesions
Roth's spots
Aplastic crisis in sickle cell disease. What virus?
Parvovirus B19
Ring-enhancing brain lesion on CT w/ seizures.
Taenia solium (cystcercosis)
Name the organism:

branching rods in oral infection
Actinomyces israelii
Name the organism:

PAINFUL chancroid
Haemophilus ducreyi
Name the organism:

dog or cat bite
Pasturella multocida
Name the organism:

gardener
Sporothrix schenckii
Name the organism:

pregnant woman w/ pets
Toxoplasma gondii
Name the organism:

meningitis in ADULTS
Neisseria meningitidis
Name the organism:

menigitis in ELDERLY
Streptococcus pneumoniae
Name the organism:

alcoholic w/ pneumonia
Klebsiella
Name the organism:

"currant jelly" sputum
Klebsiella
Name the organism:

infection in burn victims
Psuedomonas
Name the organism:

osteomyelitis from foot wound puncture
Pseudomonas
Name the organism:

osteomyelitis in a sickle cell patient
Salmonella
A 55 y/o man who is a smoker & a heavy drinker presents w/ a new cough & flu-like symptoms. Gram stain shows no organisms; silver stain of sputum shows gram-negative rods. Diagnosis?
Legionella pneumonia
A middle-aged man presents w/ acute-onset monoarticular joint pain & bilateral Bell's palsy.
What is the likely diagnosis, & how did he get it? Treatment?
Lyme disease from Ixodes tick

Treat w/ doxycycline
A patient develops endocarditis 3 weeks after receiving a prosthetic heart valve. Waht organism is suspected?
Staph aureus or Staph epidermidis