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Flashcards in ID - Random Deck (28):
0

Most sensitive sign for otitis media? Treatment?

Immobile tympanic membrane; axoxicillian

1

Best diagnostic test for otitis media ? When to order?

Tympanocentisis; multiple recurrences

2

Sinusitis – most accurate test? When to do it?

Never do?

Sinus biopsy or aspirate; recurrent sinusitis or no response from empiric therapies

(never do culture of nasal discharge)

3

First-line options for otitis or sinusitis?

#Augmentin
#Doxycycline
#Bactrim

PLUS decongestant

4

Signs of strep pharyngitis?

Treatment?

#tender lymphadenopathy
#fever
#tonsilar exudate
#no cough

Amoxicillin

5

If membranous oropharyngeal exudates, think?

#diphtheria
#EBV
#vincent angina

6

Influenza treatment?

Under 48 hours: oseltamivir, zanamivir (neuroaminidase to shorten duration)

If over 48 hours: symptomatic treatment

7

Infectious diarrhea – next step?

Look for blood or Stool lactoferrin

8

Bloody diarrhea:
1. Most common? (Complication?)
2. Associated with HUS?
3. Associated with cruise ships
4. Associated with history of liver disease and rash
5. Associated with hemochromatosis or blood transfusions

1. Campylobacter (GBS)
2. E. coli and shigella
3. Vibrio parahaemolyticus
4. Vibrio vulnificus
5. Yersinia

9

Nonbloody diarrhea and vomiting?

Staph or bacillus cereus

10

Patient presents with diarrhea, wheezing, Flushing, and skin rash soon after eating fish dinner - diagnosis? Treatment?

Scombroid

Antihistamines

11

Treatment for cryptosporidium?

Nitazoxanide

12

Elevated lab test in viral hepatitis that is associated with higher mortality?

Elevated PT/INR

13

Assess disease course of Hep C with?

PCR RNA level (use to assess response to treatment, etc)

14

In hep B, finding that suggests that patient is no longer at any risk for transmission?

Which finding indicates need for antivirals in chronic disease?

No surface antigen

E-antigen

15

Best indicator that pregnant woman with hep B will transmit infection to child?

E-antigen or DNA polymerase

16

Only *acute* hepatitis that gets meds? Treat with?

Acute hep C
#interferon
#ribavirin
#boceprevir OR telaprevir

17

Urethritis - most likely diagnosis if? Best initial test? Most accurate test? Treatment?

Urethral discharge

Urethral swab (for Gram stain)

Urethra culture, DNA probe, amplification for gonorrhea/chlamydia

Ceftriaxone and doxycycline/azithromycin

18

Urethritis – if not chlamydia or gonorrhea?

Mycoplasma genitalium or ureaplasma

19

Female with abdominal tenderness, fever, cervical motion tenderness and leukocytosis – likely diagnosis? First test? Most accurate test? (Do when?)

PID; cervical swab;

laparoscopy (if unclear diagnosis, systems persist despite therapy, recurrent episodes)

20

STD with tender, suppurative lymph nodes? Best test? Treatment?

Lymphogranuloma venereum

Complement fixational titers for amplification

Doxycycline

21

HSV - Best initial test? Most accurate test?

Tzack prep ; Viral culture

22

Treatment for chancroid?

Doxycycline

23

Tx for condylomata acuminata?

Crabs?

Scabies?

Cryotherapy; podophyllin; trichloroacetic acid;

Permethrin (lindane)

Permethrin

24

Treatment for UTI?

Three days nitrofurantoin (seven days if anatomic abnormality)

25

Empiric treatment for Pyelonephritis?

#Ampicillin + gentamicin
#Ceftriaxone

26

Long-term therapy for chronic prostatitis?

6 to 8 weeks of Bactrim

27

Patient with pyelonephritis that does not resolve with appropriate therapy – next step?

Imaging for perinephric abscess or anatomic defect

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