Test your basic knowledge |

USMLE Step3 Infectious Disease

Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. How to tx chronic hep B






2. Do we need to give vaccine or immunoglobulin for rabies exposure in previously vaccinated person?






3. foot infections in DM






4. pneumococcal vaccine indication?






5. What is characteristic for dx of rocky mountain spotted fever?






6. when not to give INH therapy if ppd positive and patient asyptomatic






7. when HIV patient develop pcp?






8. antibiotic with good prostate penetration?






9. How to dx?






10. how HAART therapy affects HIV viral loads?






11. How to dx adequate response to HBV vaccine






12. HIV patient having fat deposition on back of neck and abdomen - like cushing






13. dame that has already occurred






14. damae that is about to occur?






15. How to dx progressive multifocal leukoencephalopathy






16. acute febrile reaction develops after starting penicilin tx to syphilis patient






17. what parameters increases risk of neurosyphilis in HIV patient






18. can HIV transmitted through human bite?






19. what would be viral load after 2-4m of HAART?






20. rifampin






21. after bone marrow transplant - patient develop headache - fever - cought and chest pain. What is dx?






22. What is tx for herpes zoster






23. How to dx bacterial meningitis from CSF study?

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24. What is lag time to develop lyme arthritis after exposure to vector






25. if a patient received BCG vaccine - how big is his PPD induration

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26. infiltrate in upper lobe of lung?






27. chshould we tx IM with abx (ampicilin) if throat cx is positive?






28. worsening of TB after starting HAART in HIV






29. What is tetanus - diptheria - pertusis recommendation?






30. When to tx asymptomatic bacteriurea >100 -000?






31. What is fatal consequence of RMSF?






32. What is the mch of ampicillin induced rash in IM






33. What is the criteria for Spontaneous bact peritonitis






34. where TB normally affects






35. after recent exposure - negative ELISA - How to confirm?






36. patient with diagnosed case of cryptococcal meningitis p/w severe headache and vomiting






37. How to confirm chlamydia infection?






38. how im is transmitted?






39. What is the indication of corticosteroid in pcp infection?






40. drugs work well on hypertriglyceridia?






41. oligodendrocyte with intranuclear inclusion and demyelination in HIV patient






42. What is the Tx of cryptococcal meninngitis






43. How to differentiat PML from toxoxplasmosis - cns lymphoma adn brain abscess

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44. How to tx TSS?






45. systolic HTN in elderly






46. When to tx influenza with antiviral therapy?






47. reddish colored papules with central umbilication in HIV or immunocompromised patient






48. How to dx IM?






49. How to dx IM?






50. when we see echym gangrenosum?