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Flashcards in ID Deck (116)
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1

What hematologic laboratory abnormality may be found in patients with infection by the organism Rickettsia ricketsii ?

This infection causes Rocky Mountain spotted fever, a disease which affects the vascular endothelium. Thrombocytopenia is a common lab abnormality found in these patient

2

what bug causes vomiting and diarrhea within hours of ingestion?

S. aureus can cause severe diarrhea and vomiting within hours of ingestion due to the toxin produced in the body as a consequence of ingesting this food.

3

what sexually transmitted dz would Intracytoplasmic inclusions be seen on dx testing?

found during diagnostic testing, would confirm the diagnosis of Chlamydia

4

Fungemia

yeast in the blood

5

tx of fungemia?

Amphotericin B, Flucytosine or Fluconazole

6

Cryptococcus Neoformans is found

soil from pigeon poop, pulmonary and CNS/visual symptoms, think immunocompromised

7

Cryptococcus Neoformans Dx

Crypotcoccal antigen in CSF or serum. India ink stain

8

Cryptococcus Neoformans tx

Amphotericin B or Fluconazole for 10 weeks

9

Histoplasmosis

Dimorphic fungus found in soil/bird poop/bat poop in mississippi and ohio

10

Histoplasmosis symptoms

Fever, cough, mouth ulcers, wt loss, retinal deposits
● Chronic progressive pulmonary and Calcified nodules

11

Histoplasmosis tx

Tx: Long term itraconazole, Amphotericin B

12

chest x ray for histoplasmosis will show?

CXR will show miliary infiltrates

13

Pneumocystis Jiroveci (PCP/PJP) x rays finding

diffuse interstitial infiltrates, “Bat wing pattern

14

Pneumocystis Jiroveci (PCP/PJP) dx

BAL or induced sputum

15

tx of Pneumocystis Jiroveci (PCP/PJP

TMP/SMX, steroids if PO2

16

Pneumocystis Jiroveci (PCP/PJP most common opportunistic infection of ______patients

HIV

17

Tx for Botulism

Botulinum antitoxin from CDC

18

rheumatic fever is caused by

Group A Streptococcus (S. pyogenes)

19

how long after strep hemolytic infection does rheumatic fever show up

2-3week

20

botulism symtoms Ds

double vision, droopy head, difficulty speaking, dilated pupils and dry mouth

21

Major Criteria Jones criteria

Polyarthritis, Carditis, Nodules, Chorea, Erythema
Marginatum

22

Minor Criteria:

Arthralgias, Fever, Leukocytosis, Elevated CRP/ESR,
prolonged PR interval

23

Risus sardonicus (spasm of the facial muscles causing a
“joker smile”) and Opisthotonus (spasm causing body to go into extreme hyperextension)

tentanus

24

hypersecretion of water & chloride → massive diarrhea →
hypovolemia and metabolic abnormalities

Vibrio cholerae

25

tx cholerae

Oral rehydration, antibiotics shorten course (Tetracycline, Ampicillin, TMP/SMX, Quinolones)

26

Corynebacterium diptheriae

Transmitted by respiratory secretions (trachea)
Deadly for infants

27

complications of Corynebacterium diptheriae

Exotoxin causes myocarditis/neuropathy

28

Enteric fever (typhoid fever) is caused by

salmonella (pea like diarrhea and will have fever)

29

systemic symptoms of enteric fever?

splenomegaly, abdominal distension/tenderness, paradoxical bradycardia (low HR even with fever), rash in week 2 (faint pink papular rash on trunk that fades with pressure)

30

tx of Enteric fever (typhoid fever)

Ceftriaxone or Quinolones for 2 wks