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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. V1-V2 Right Posterior Descending Artery






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






3. 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






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






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






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






7. Major criteria (2 each) - Positive blood cultures - Positive echo - Mass or abscess pressent Minor criteria - fevers - IVDU - roth spot (retinal hemorrhage) - Janeway lesions (nails) - Ostlers nodes (painful raised lesions on hands and feet)






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






9. 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






10. 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






11. 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






12. 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






13. 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)






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






15. 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)






16. 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






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






18. 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






19. 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






20. HR/pulse: 60-100 - Bp: 120/80 - Resp rate: 16-20 - Temp 97-99 - O2 sat > 94% - Pain!!! - 6th vital sign






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






22. 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






23. 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






24. 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






25. 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






26. 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:






27. 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






28. 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






29. 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






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






31. 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)






32. 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






33. 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






34. 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






35. 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






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






37. 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






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






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






40. 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






41. 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






42. 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






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






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






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






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






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. Old age - chronic anticoagulation - divertriculosis






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






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