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. which heart valve is closer to ventricular conduction system/






2. How to dx cryptococal meninggits






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






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

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






6. INH






7. When to give abx to prevent recurrent uti






8. How to differentiate gonococcal and nongonoccal urethritis?






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






10. when western blot is done for HIV testing






11. patient is taking inhaled corticosteroid for asthma - now p/w oral candidiasis






12. foot infections in DM






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






14. What is tetanus - diptheria - pertusis recommendation?






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






16. what if monospot test is neg in IM?






17. When not to tx asymptomatic bacteriura?






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






19. pathophysiology of toxic shock syndrom?






20. low grade fever - maculopapular rash - lymphadenopathy






21. what would be viral load after 4 weeks






22. dame that has already occurred






23. What is the prognosis of lyme arthritis?






24. how CMV presents in immunocompromised patients






25. How to tx chronic hep B






26. gas gangrene






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






28. causative organisms of uti






29. How to dx IM?






30. thrombocytopenia in HIV






31. How to give postexposure prophylaxis for HIV






32. how HAART therapy affects HIV viral loads?






33. When to give prophylaxis against MAC






34. oligodendrocyte with intranuclear inclusion and demyelination in HIV patient






35. How to tx TSS?






36. What is fatal consequence of RMSF?






37. when HIV patient develop pcp?






38. where TB normally affects






39. What is used for prophylaxis against meningo..meningitis?






40. drugs work well on hypertriglyceridia?






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






42. What is the pathophysiology of Meningococcal meningitis?






43. rifampin






44. can HIV transmitted through human bite?






45. What is the Tx of cryptococcal meninngitis






46. What is the classic signs of nec fasc?






47. acute onset +rusty sputum






48. antibiotic with good prostate penetration?






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






50. infiltrate in upper lobe of lung?