It’s just been one of those nights.  It just took you three attempts to get the CSF on a patient that should have been the easiest LP in the world.  Your guidewire headed north instead of south during a subclavian vein cannulation for central venous access.  And now your charge nurse is telling you that your 85-year-old patient in the resuscitation bay is becoming more short of breath and his O2 sats are dropping.  Read more