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A patient post-carotid endarterectomy is restless. You notice a swelling on the right side of the neck that is expanding subtly. Their respiratory rate is creeping up. What is your immediate priority?

A patient on CRRT has their circuit pressure alarms constantly ringing "Access Insufficiency." The femoral catheter dressing is dry and intact. What is the most likely cause

You are assisting with a percutaneous tracheostomy at the bedside. Suddenly, the field fills with bright red blood, and the patient's oxygen level tanks. What is your immediate role in this crisis?

A DKA patient has been on an insulin infusion for 6 hours. Their blood glucose is now 220 mg/dL, but their anion gap is still wide and blood \text{pH} is 7.15. What is your next fluid and medication adjustment?

Is an elevated central venous pressure (\text{CVP}) a reliable indicator of volume status in an mechanically ventilated patient with high PEEP? Why or why not? Let's settle this in the comments.

During a shift change, you notice the previous nurse ran an epinephrine drip into a peripheral IV that is now blanching, cold, and swollen. What is your immediate antidote intervention to save the tissue?

A young trauma patient with a head injury has an ICP of 25\text{ mmHg}. The doctor orders hypertonic saline bolus. How does this hyperosmolar therapy pull fluid out of the brain tissue? Explain the cellular shift below.

You are infusing Potassium Chloride at 10\text{ mEq/hr} through a peripheral line. The patient screams that their arm is burning. You can't get a central line immediately. How do you resolve this without stopping the replacement?