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Emergency Medicine

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  • Answer 50 questions in 15 minutes.
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  • Match each statement with the correct term.
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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. CXR - may see cardiomegaly - consolidation or effusions - Echo - look at wall motion - anuersysm - pericardial effusion - LV thrombus - Stress EcHO - CT Angiogram for Pulmonary Embolism!!!! (need good kidneys for dye) - can also do a spiral CT






2. At presentation: Age > 55 - WBC > 16 K - Glucose > 200 - LDH > 350 - AST > 250 At 48 hours - fall in HCT > 10 - increase in BUN > 5 - Ca < 8 - PaO2 < 60 - fluid deficit > 6 L

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






4. 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)






5. Check Vital Signs

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6. 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






7. 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






8. Given to any woman that is Rh Negative who is HCG positive and has any vaginal bleeding during pregnancy - to Rh Negative patients (prevent formation of anti Rh antibodies - against baby)






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






10. 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






11. 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






12. Rectal exam for EVERYONE with belly pain - EKG (don't want to r/o MI) - Labs: CBC - chem 7 - PTT - blood type and screen/cross (in case need blood transfusion) - H Pylori: Rapid urease test or IgG / IgM - Endoscopy for UGIB (can be done in ED) - Colo






13. Look for ST elevation in at least 2 contiguous lead (at least 1mm) - may see a new LBBB - Reciprocal changes - T wave inversion (end of the infarct or old) - Q waves (old infarct)






14. 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






15. ABC's - IV - O2 - cardiac monitor - Diuretics - Lasix - Lasix naive patients start at 20 mg IV - chronic users start at 40 mg IV - Morphine - Nitro if pain - Pressors prn






16. MONA - morphine - oxygen - nitroglycerin (sublingual or IV) -Aspirin 325 mg (consider Integrilin in high risk patients) - Beta Blocker (metoprolol) - decrease streght of heart contractility within first hour - Cardiology cx --> PCI vs surgery prn? -






17. Risk Factors: PID - Mirena IUD - tubal surgery - pelvic surgery - endometriosis - IVF -DES exposure S/S - R or L adnexal tenderness - R shoulder pain could be referred pain from intraabdominal hemorrhage (gallbladder - liver also) - Workup -CBC - C






18. 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






19. Often embolic phenomenon triggered by afib or endocarditis - 6 P's: Pain - pallor - paralysis - paresthesias - poikilothermia - pulselessness - DX: dopplers with ABI - ankle brachial index






20. Emergency Medical Treatment and Active Labor Act - hospitals are obligated to screen/treat a patient in the ER regardless of insurance - if a emergency medical condition exists - they must stabilize the patient before transferring or d/c the patient






21. 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






22. 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






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






24. Fluid filled sacs within the ovary - Common in infancy and teens - Causes: ovarian stimulation (in vitro fertilization) - hypothyroid - prego - PCOS






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






26. Chinese food bug - Fever - abdo pain - blood diarrhea - lasts x 1 week.Get from dirty wateror poultry - may cause/trigger Guillan Barre






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






28. Old age - chronic anticoagulation - divertriculosis






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






30. 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






31. Cysts rupture and cause pelvic bleeding --> peritonitis --> hypotension --> shock S/S: unilateral sharp - lower abd pain - work up: IVF w. crystalloids - - O2 prn - CBC - chem 7 - HCG - UA - ABO/Rh - PT/PTT - Pelvic ultrasound with color doppler fl






32. 'trier' - to separate - sift or select based on priority of condition






33. Testis twists on a spermatic cord - restore blood flow in 6 hours or may have infertility - common at puberty and in 1 year olds - High risk - Bell Clapper Deformity (tunica vaginalis isterts high on the spermatic cord) - horizontal lie spermatic cor






34. Left coronary artery (short and branches quickly)






35. 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






36. 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)






37. Def: Defect in the intimal layer of the aorta allows for blood to enter space between vascular layers - Risk actors: age - HTN - Connective tissue dz (marphans) - bicuspid aortic valve - coarctation of the aorta - inflam dz of aorta - atherosclerosi






38. 16-18 Gauge






39. Gram negative - bad eggs - dairy - poultry. - S/S: bloody diarrhea - fever - abd pain - Resolves in 10-14 days.






40. Coffee bean signs on KUB for sigmoid volvulus - can also have cecal volvulus - 10% of LBO are sigmoid volvulus






41. Main cause - hernias and adhesions. Other causes: CA - IBD - bezoar - gallstones - intussusception - Ascaris worm if travel - - Diagnostic Tests = KUB --> look or air/ fluid - levels and dilated loops of bowel - also CT scan Labs: CBC - chem 7 - LF






42. Start IVF resuscitaiton - IV access or IO as second option - Thready pulses indicate hypotension and poor perfusion - Check frequent BP to reassess






43. Active internal bleeding - hx hemorrhagic stroke/TIA in the past year - Intracranial tumor - AV malformation or aneurysm - suspected aortic dissection or tamponade - Severe bleeding disorder - Head trauma - Intracranial procedure






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






45. 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






46. V1-V2 Right Posterior Descending Artery






47. 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






48. O2 and monitor sats - 2 large bore IV's (min 18G) - w/ Normal saline orLR -Blood transfusion prn - give PRBC - 1 unit of PRBC raises Hcrt 3 points - goal is HCRT > 30 - Hold coumadin if INR 5 or less OR reverse with Vit K or Free Frozen plasma if INR






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






50. School/work outbreak - Common viruses: rotavirus - norwalk - adenovirus - astrovirus - last 24 to 48 hours - ALWAYS DX as VOMITING AND DIARRHEA - never use the term viral gastroenteritis (CYA medicine) Tx: CBC - chem 7 - LFT's - lIpase - UA - general