Infectious Disease Flashcards Preview

Pediatrics > Infectious Disease > Flashcards

Flashcards in Infectious Disease Deck (24)
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1
Q

Fever of unknown origin

A

Fever lasting 8 days to 3 weeks when PE, history, and labs fail to find a source

2
Q

Drugs to decrease MC complication of meningitis

A

Corticosteroids; used to prevent hearing loss

3
Q

Characteristic finding in TB meningitis on brain imaging

A

Basilar enhancement

4
Q

MCC of sinusitis

A

S. pneumoniae

H. influenzae

M. catarrhalis

5
Q

EBV pharyngitis findings

A

Enlarged posterior cervical lymph nodes

Malaise

Hepatosplenomegaly

6
Q

Otitis media with effusion

A

Fluid in the middle ear space without the symptoms of infection

-Tympanic membrane appears yellow

7
Q

Bacterial parotitis

A

Unilateral; cause by s. Aureus, s. Pyogenes, or Myocbaterium

RFs: Decreased salivary flow
Stone formation

8
Q

Cause of erysipelas

A

S. Pyogenes

9
Q

Necrotizing fasciitis

A

Systemic symptoms and out of proportion to physical findings

⭐️Crepitus on palpation

IV antibiotics and surgical debridement for Tx.

10
Q

Complications of GABHS

A

Prevented by abs:

Rheumatic fever

Autoimmune neuropsychiatric disorders

Not prevented by abs:

PSGN

PS arthritis

11
Q

Rotavirus

A

Most common infectious cause of gastroenteritis worldwide

Tx: Supportive

12
Q

Norwalk virus

A

RNA virus spread fecal-orally in enclosed groups

-VOMITING ALSO PRESENT; only 48 hours in duration

13
Q

Family with lizards or turtles may have what comp?

A

Salmonella diarrhea

  • Also thru infected eggs, poultry, milk
  • Pts. With sickle cell may develop bacteremia
14
Q

Electrolyte finding in diarrhea

A

Non-anion gap hyperchloremic metabolic acidosis

15
Q

Transplacental HIV transmission

A

HIV specific DNA-PCR by 4 months

-All infants, even those not infected, can have Transplacental anti-HIV antibodies from mom for the first two years of life

16
Q

Management of infant born to HIV mom

A

ZDV for 6 weeks

Bactrim until PCR comes back negative

MMR vaccine still ️Recommended

Urine CMV culture to asses for coinfection

17
Q

EBV test in kids under 4

A

Antibody titers for IgM-VCA

18
Q

Amoxicillin given to kid with pharyngitis who then develops a diffuse Maculopapular rash

A

EBV reaction

19
Q

MC of mortality with measles

A

Bacterial pneumonia

-Subacute Sclerosing panencephalitis is a RARE LATE complication

20
Q

Allergic Bronchopulmonary aspergillosis

A

Pts. With chronic lung disease or corticosteroid therapy (CF, asthma) develop wheezing, eosinophilia, and pulmonary infiltrates

21
Q

Most common cause of infectious chorioretinitis

A

Toxoplasma

22
Q

Comps with hookworm infection

A

Iron deficiency anemia

23
Q

Erlichiosis

A

Symptoms of fever, myalgia Hepatosplenomegaly, headache, BUT NO RASH ( unlike RMSF)

Tx: Doxycycline if > 8

24
Q

Latent TB

A

Asymptomatic pt. With a positive PPD

-CXR may show pulmonary granuloma

Tx: INH for 9 months (along with B6)