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Emergency Medicine

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. Gram negative - contaminated salads (mayo) - dairy - mean. Severe Dysentery (bloody diarrhea)'






2. Especially O157: H7 causes enterohemorrhagic diarrhea. Inundercooked beef - complicated by hemolytic uremic syndrome and TTP






3. Infection of endocardium and/or heart valves due to Strep bacteria (viridans or aureus) and HACEK species - Risk factors: IVDU - structural heart abomality - prosthetic valve - rheumatic heart dz - HIV Tx: IV antibioticx x 4 weeks






4. HEAD TILT-CHIN LIFT: assess if airway is obstructed vs. open - look for foreign body - vomit - blood. - JAW THRUST - if C-spine injury suspected - 30 compressions for every 2 breaths - Give one breath every 5-6 sections (don't over-ventilate the pat






5. Common STI- S/S: skin pustules - fever - monarticular septic arthritis. - may be asymptomatic in females - or cervicitis - PID Males: epididimytis - urethritis - prostatitis Dx: cervical or urethral culture swab Tx: Ceftriaxone IM x 1or Cefixime 4






6. Gallbladder inflammation - often from prolonged obstruction of stones - Pain more severe than biliary coli - assoc w/ fever and lasts 6+ hours - Common bacteria: gram - - strep - anaerobes






7. Explosive - frothy and foul smellng diarrhea - Entamoeba hystlytica - crypto - isospora (HIV)






8. II - III - aVF - Means RCA involved






9. RUQ/epigastric pain - lasts 30 min to 6 hours - once gallbladder contracts and it relieves the obstruction - pain resolves - NO Fever






10. Sigmoid - volvulus: High risk patients: chronic constipation - elderly and debilitated patients - Dx: plain film - Tx: decompress with rectal tube - Cecal volvulus - see congenital hypermobile cecum. also dx with plain films






11. V1-V3 - V2-V4 Means LAD (left anterior descending) involved






12. Common STI - similar presentation as Gonorrhea - may have pus when milking urethra - Common caUse of infertility - Dx: PCR of urine - fluorescent antibody testing - cervical or urethral culture swab - Tx: Asithromycin 1 g po x 1 or Doxy x 7 days (at






13. Categorize based on severity: 1 to 5 1 - most severe: cyanotic/not breathing - unreseponsive or not talking 2 - MI (life threatening but talking) 3- appendicitis/ abdomino pelvic pain 4- ankle swelling - broken leg 5- suture removal Things you ca






14. Due to HSV-1 S/S: painful vesicles after 1-2 weeks of exposure - HA - fever - dysuria - myalgias. First outbreak lasts 2-3 weeks - likely to recur DxL PCR from vesicular fluid Tx: Acyclovir 400 mg po TID x 2 weeks or Valacyclovir x 10 days. Most pat






15. Inflammation of the pericardial sac with or without effusion - S/S: sharp - pleuritic chest pain that's worse when laying down - pericardial friction rub on exam - ST elevations in ALL leads!!! - depressed PR intervals






16. Left coronary artery (short and branches quickly)






17. Spontaneous abortion - Never CALL IT ABORTION IN FRONT OF PATIENT






18. Charcot's Triad - Fever - Jaundice - RUQ pain - bacteria enters the biliary tract thru Sphincter of Oddi - Increase risk after sphincterotomy - cholecochal surgery or biliary stent Dx: with ERCP - endoscopic retrograde cholangiopancreatography






19. Most due to E coli - Lower UTI - bladder and /or urethra - Upper UTI: bladder - urethra and kidneys (so ureters to) S/S: dysuria - urgency and frequency - may be asymptomatic in prego - elderly and immunosuppressed - may see confusion or AMS Tx: Uri






20. Due to chromosomal abnormalities - check Rubella a) Threatened abortion if - 1st trimester vag bleed - < 20 weeks GA - os closed - membranes intact - some cramping. Tx - pelvic rest - bed rest - close OB GYN f/you b) Inevitable abortion - if < 20 wee






21. LMA: Laryngeal Mask Airway - Cricothyroidotomy -surgical airway done as last resort when unable to maintain oxygenation with other methods






22. Leads I - aVL - V4-V6 - Left circumflex artery






23. Abnormal dilatation of the arterial wall - most common in abdominal area below renal arteries - risk factors; atherosclerosis - age - HTN - smoking - connective tissue dz - fam hx - hyperlipidemia - DM - S/S : often ASYMPTOMATIC - dull abd or back pa






24. LAD - Left Anterior Descending Artery (anterior) - Diagonal branch of LAD (anterior) - Left Circumflex artery (posterior) - Obtuse Marginal Artery






25. Abd pain: varies - achy - burning - Melena: dark - tarry stool (UGIB) - Hematemesis - vomiting blood - Hematochezia - BRBPR - Hypotension - tachycardia - Pallor - Guaiac + rectal exam






26. FLACC Face - legs - activity - cry - consolability (0 - 1 - 2)






27. Rare STI - increaseing now - due to AIDs - S/S - rash or chancre - serologic testing of blood or CSF - TxL Benzathine penicillin or Doxy x 2 weeks






28. Incarcerated - means cannot reduce - Strangulated - bowel edema is compromosing blood flow






29. Troponin T or I - mores specific for heart. Tropoinin I stays elevated for 7-10 days - Troponin T stays elevated for 10-14 days - CK - MB: - peaks 20 hours after AMI (specific to cardiac muscle) - CPK - measures muscle breakdown so nonspecific






30. BRADYCARDIA - due to depressed SA node act or delayed conduction - excessive beta blockers - HR < 50 BPM - Tx: Atropine - Pacing ready / defibrillator prn - treat underlying cause (electrolyte imbalance - drugs - hypothermia)






31. Elevated Bp with signs of end organ damage to brain - eyes - heart or kidney. - Organ damage risk increases when diastolic Bp > 115-130 - HTN urgency if see high Bp but no signs of organ damage yet - Get a head CT ASAP!! Symptoms: Head: HA - confusio






32. CDAB - Circulation (rapid CPR to reestablish circulation) - Defibrillaiton - Airway - Breathing - the main goal is to restore effective oxygenation -ventilation and circulation until return of spontaneous circulation or ACLS






33. Ovary torsion causes venous and arterial obstruction leading to ischemia and obstruction - At risk: long fallopian tubes - pregnancy - enlarged ovaries - ovarian tumors - tubal surgery - large ovarian cysts **anything that enlarges the ovary! - S/S:






34. O2 - 2 large bore IV's: IVF with crystalloid (NS or LR) - type and screen crossmatch - transfuse prn - OB GYN cx ASAP






35. Bp diffrence between R and L arms: > 20 difference in systolic or > 15 mm Hg difference in diastolic - Aortography - gold standard - CT scan with contrast - EKG - CXR - widended mediastinum - obliteraiton of aortic knowb - tracheal deviation - L hemo






36. Directly invades the intestine - s/s abd pain - watery or bloody diarrhea - vomiting






37. Prolonged/ more severe angina that doens't resolve with rest - 50% triggered by event: stress - exercise - surgery - illness - More common in early am - substernal pain elephant in chest - crushing - heavy +/- radiation to left arm - jaw - neck - may






38. All cardiac arrest patients get 100% O2 - Room air= 21% - Nasal cannula O2 - raises FiO2 by 2-3% per liter. Normally give 1-6 Liters/minute - Non-rebreather mask --> you are receiving 100% O2






39. For any chest pain due to COCAINE USE!!! (because cocaine makes the arteries spasm)






40. leading caUse of death inUS - Includes angina (stable and unstable) and MI (STEMI vs NSTEMI) - risk factors: HTN - Hyperlipidemia - smoking - DM - fam hx under age 55 - advanced age - males and postmenopausal females - Patho: atherosclerosis of arter






41. STEMI - due to complete arterial occlusion NSTEMI - ARTERY NOT completely blocked or have collateral vessels






42. Shock to electrically terminate abnormal heart rate and restart. - The earlier a fibrillating heart is defibrillated - the more successful (survival drops by 10% with each minute)






43. U GIB - ** DARK STOOLS - above the ligament of Treitz: Esophageal varices - Dieulafoy lesion - PUD - Mallory Weiss Tear - LGIB: ** BRight red blood - below lig of Treitz AVM (Atrio-venous malformation) -Divertriculitis - Meckel's divertriculum - colo






44. Causes: Alcohol - gallstones - high triglycerides - hypercalcemia - drugs - mumps - trauma Tx: CBC - chem 7 - LFT's - amylase - lipase - EKG Ultrasound CT scan IVF - IVF - IVF!!! NPO Pain control - anti emetics






45. Reassess circulation: compression - check cardiac rhythm - pulse - give meds to help Bp or rhythm prn - Monitor Oxygen and IV - DDx -goalis to find and treat reversible causes






46. Sepsis due to urologic infection - common in elderly - 2 large bore IV - crystalloid IVF - Blood cultures - IV antibiotics - hosptial admission






47. Premature separation of the implanted placenta - S/S: abdominal pain - dark vaginal bleeding -hypertonic and tender uterus - fetal distress - may see signs of shock without visible bleeding if intrauterine bleeding Risk factors: HTN - pelvic trauma -






48. Accounts for 20% o all 3rd trimester bleeding - Placenta overlaps with the cervix near the os (complete - partial - vaginal -low lying) - S/s: bright red vaginal bleeding - painless - NO NOT PERFORM VAGINAL DIGITAL EXAM - risk factors: prior c sect






49. Infection/bacterial overgrowth of particles in divertricula - risk factors: old age - low fiber diet - chronic constipation - - Mostly occurs in sigmoid colon - Dx: CBC - chem 7 - LFT's - Lipase/Amylase - UA - HCG - Abd CT scan - Can do KUb if suspe






50. Same as Early miscarriage - os open - bleeding - but some POC's (prod of conception) expelled. TX: D & C Complete AB: same as miscariage - but OS closed and all POC's expelled