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Emergency Medicine

Instructions:
  • Answer 50 questions in 15 minutes.
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  • 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. 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






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






3. 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






4. 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






5. 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






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






7. 16-18 Gauge






8. Obstruction of appendiceal lumen (fecalith) - leads to edema - ischemia - infection - necrosis - ? perf and peritonitis - +Rosvig's sign (push and feel on opposite side)






9. 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






10. 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)






11. 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






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






13. II - III - aVF - Means RCA involved






14. 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






15. 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:






16. 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






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






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






19. Placenta previa - vaginal/cervical trauma - polyps - genital infections - hemorrhoids - onset of labor (no fetal distress) - placental abruption (have fetal distress)






20. 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






21. 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






22. IVF w crystalloid CBC - chem 7 - LFT's - lipase - UA - urine cx - HCG - Abdominal/pelvis CT with NO CONTRAST (if suspect a stone) - Ultrasound is an alternative - will show hydronephrosis - Pain control - Dilaudid 1 mg IV - Toradol 30 mg IV (caution






23. 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






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






25. Bilateral carotid and femoral pulses = most reliable - No pulse - start CPR immediately (2 minutes fast and hard and then swhich out)- Never stop doing CPR until pulse is present (CPR while defibrillator is charging - stop for electric discharge - an






26. 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






27. 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






28. life threatening pericardial effusion -S/S: muffled heart sounds - JVD - hypotension - pulsus paradoxus - Water bottle heart on CXR - ellarged heart Tx: peicardiocentesis






29. 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






30. Right Coronary artery - SA node branch (anterior) - Acute marginal artery (anterior) - AV node branch (posterior) - Posterior descending artery (posterior)






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






32. 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






33. 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






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






35. 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






36. Chronic anticoagulation - Coumadin - Pradaxa/Dabigatran (no meds to reverse it) - Lovenox - ESLD / alcoholism (lack clotting factors) - NSAIDS (increase risk PUD and blood thinning) - Smoking






37. Pay attention to resp rate - breathing pattern (normal vs. agonic breaths) - O2 sats - goal is > 94% - Chest rise/tidal volume - Waveform Capnography: measures CO2 input and output. Best measure for assessing ventilation - Bag-valve-mask helps patie






38. Common complication after an AMI - S/S: edema - elevated JVP - hepatojugular reflux - pulm rales - rhochi - decrease BS - +/- cardiac murmurs - low O2 sat - elevated BNP






39. Old age - chronic anticoagulation - divertriculosis






40. 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






41. Left coronary artery (short and branches quickly)






42. S/S - PAIN OUT OF PROPORTION TO ABDOMINAL EXAM - benign compared to pain - At risk patients: elderly - vasculopaths - patients with afib - patients in cardiogenic shock/cardiopulm bypass or on high dose pressors - most occur in SMA (ie intracardiac e






43. 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






44. 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






45. 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






46. 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






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






48. IV fluids - monitor Bp - EKG prn - CBC - chem 7 - LFT's - Lipase - UA - HCG - Ultrasound of gallbladder - Surgical cx - CCY in 24-48 hours - Broad spectrum Abx (Unasyn or Levaquin) - Pain control (morphine or dilaudid) - don't use Toradol (NSAID) - N






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






50. 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)