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Flashcards in Uworld ID Deck (40):
0

Prophylaxis For TB?

Chloroquine for most

Mefloquine for sub-Saharan Africa and Indian subcontinent (chloroquine-resistant)

1

Lyme tx?

Doxycycline

2

Nocardia tx?

Bactrim

4

Tx for dog/human bite?

Amoxicillin-clavulanate

5

Immunocompromised pt with pulmonary nodule with halo sign?

aspergillosis

6

hemochromatosis predisposes to what infections?

Lysteria, Yersinia enterocolitica, Vibrio vulnificus

7

Causal drug in pt with HIV who presents with crystal-induced nephropathy? pancreatitis? liver failure? hypersensitivity?

indinavir (protease-inhibitor)
didanosine
nivirapine
abacavir

8

Class of HIV drugs that cause lactic acidosis? SJS?

NRTI (nucleoside reverse transcriptase inhibitor)
NNRTI

9

Most common cause of pneumonia in nursing home pts?

Strep pneumonia

10

pt with syphilis who is allergic to penicillin?

give doxycycline

11

pt with with skin-colored, verrucous, papilliform lesions. Tx?

HPV
1. chemical agents (trichloroacetic acid, 5FU epinephrine cream, podophyllin)
2. Immune therapy (imiquimod, alpha-interferon)
3. Surgery

12

pt with HIV who presents with CD4 count<50. In addition to HAART, add?

Bactrim for PCP prophylaxis
Azithromycin for MAI prophylaxis

13

tx of pt with severe PCP?

bactrim and steroids

14

Diagnose leprosy with?

Acid-fast stain of skin biopsy

15

Measles vs Rubella?

koplik spots vs arthritis

16

Signs of Malignant Otitis externa? Cause? Common in pts with history of?

1. granulation tissue on external ear canal
2. otorrhea
3. severe ear pain radiating to TMJ

Psudomonas

Diabetes

17

Pt with puncture wound who gets osteomyelitis. Organism?

Pseudomonas

18

AIDS pt with palatal ulcers, hepatosplenomegaly, pancytopenia?

histoplasmosis

19

Pt with PID should be tested for?

HIV, RPR (syphilis), hep B, pap smear

20

Pt with anemia and periodic fevers. Look for?

Malaria. Hepatosplenomegaly

21

Atypical lymphocytes are seen in what infections?

Mono, toxoplasmosis, rubella, roseola, viral hepatitis, mumps, CMV, HIV

22

When to test for EBV-specific antibodies?

Pt with suspected mono with negative heterophile antibodies

23

Post contact with sand in Southeast US - can get? findings?

Cutaneous larva migrans (Ancylostoma brasiliense)

Pt presents with puritic, erythematous papules that progressed to reddish-brown elevated lesions?

24

Blastomyosis skin lesions?

violet, verrucous or ulcerative/crusting lesions with sharp border

25

Tx options for influenza?

Oseltamivir and Zanamivir

if influenza A can also use Rimantadine or Amantadine

26

Pt post GI/viral infection can get this? Typical presentation?

Gullian-Barre. Numbness/tingling in fingers/toes that ascends

27

Trichinella - transmitted via? symptoms?

undercooked pork

Triad:
1. periorbital swelling
2. myositis
3. Eosinophilia
Can also get splinter hemorrages, conjuntival hemorrhages

28

Pt with sore throat, fever, malaise, exudative tonsilitis, and splenomegaly. May develop?

Mono. Autoimmune hemolysis

29

Empiric meningitis tx for pts age:
1. < 3 months
2. children and adults
3. elderly
4 post-neurosurgery

1. cefotaxime (avoid ceftriaxone in neonates) and ampicillin
2. Vanc and ceftrixaone
3. Vanc, ceftriaxone and ampicillin
4. Vanc and ceftazidime (anti-pseudomonal)

30

Toxic shock syndrome. Caused by? Signs?

Staph. Erythema that starts on trunk, strawberry tongue, conjunctival hyperemia

31

Pathogenesis of giardia? Pt typically returns from?

Trophozoites adhere to mucosal surface by adhesive disks and produce malabsorption.

3rd world or rocky mountains

32

Only give anti-influenza drugs if?

Within 2 days of symptom onset

33

Most common cause of osteomyelitis? Osteomyelitis after nail puncture wound?

Staph aureus. Pseudomonas

34

Pt with idiopathic thrombocytopenia - test for?

HIV and Hep C

35

Signs of erlichiosis?

#flulike symptoms (high fever, myalgias)
#confusion
#No rash

Labs:
#Leukopenia and thrombocytopenia
#elevated LFTs


36

Toxoplasmosis tx? Ppx?

Sulfadiazine and pryimethamine

Bactrim

37

Diagnose histoplasmosis with?

Treatments?

Urine test

#itraconazole
#Amphotericin and itraconazole if fever over 103 or fungemia

38

Leprosy presents as?

#Hyperpigmented plaque that does not have sensation
#progresses to muscle atrophy and distal deformities

39

HIV pt with large red nodules?

Bacillary angiomatosis

40

Pnemonia and GI (diarrhea) in transplant patient - suspected diagnosis?

CMV

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