1/7 Pre you expect about their airway? JACKLINE FCCS Review With Question s And 100 % All Sure Answers Terms in this set (39) What is the most important sign in a critically ill pt? Why? Tachypnea Indicates metabolic acidosis w/ respiratory alkalosis compensation A pt misses dialysis for a few days and comes in with fluid overload. He's tachycardic and tachypneic. On physical exam, you find JVD, pulsus paradoxus (20 mmHg drop during inspiration), and HoTN (80/40) with distant, muffled heart sounds. Lungs are clear to auscultation. What is the dx? Cardiac tamponade; obstructive shock If a pt has a thyromental distance of 2 cm, what can Difficult airway w/ an anteriorly displaced larynx FCCS Review A COPD pt comes in with difficulty breathing. He then becomes apneic and unresponsive. How would you ventilate this pt? BVM A pt arrives after falling from a ladder and has a frontal laceration. On examination, you find papilledema and labored breathing w/o being able to clear secretions. What is your biggest concern when intubating this pt? Cerebral edema/increasing ICP Intubation tends to cause an increase in ICP. Administer lidocaine prior to intubation to inhibit vagal stimulation. An ESRD pt w/ hyperkalemia develops dyspnea and requires intubation. Which paralytic agent/NMB should you avoid and why? Succinylcholine Worsens hyperkalemia 2/7 What is the cause of this pt's HoTN and why? A pt is admitted after an OD. He starts to have apneic episodes and his SpO2 is dropping. You place him on a non -rebreather mask w/ 100% O2, yet his SpO2 remains at 80%. Why is it not being corrected? Then, if you try a BVM and it also fails, and video laryngoscopy is unavailable, what is your next best choice for an airway? The pt is having apneic episodes, which means that administering high-flow O2 will be ineffective. Choose an LMA if the BVM fails. What intervention improves outcomes with ROSC after cardiac arrest? Targeted temperature management. 32-36 C A shunt means there is perfusion without ventilation. What disease process is an example of a shunt? Pneumonia Which type of respiratory failure occurs with CNS depression after an OD? Acute hypercapnic respiratory failure --> mixed A 50 y/o pt is having a COPD exacerbation. You have tried steroids, bronchodilators, etc. with no improvement. PCO2 is in the 90s, pH is 7.20. You decide to intubate. Vent settings are: VT 375, RR 20, FiO2 .35, PEEP 5. CXR is normal. A few minutes later, his BP drops to 70/40. Lungs are clear/equal. Vent shows peak airway pressure of 55 (high) and plateau pressure of 15. End expiratory hold gives auto-peep of 15. Auto-peep is the cause. COPD pts have difficulty exhaling --> pressure buildup in alveoli. We use PEEP for the pressure and to improve oxygenation. Auto-peep comes from breath -stacking - -> intrinsic peep. Alveoli enlarge --> high peak airway pressure. All leads to low venous return --> low CO --> HoTN FCCS Review
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