Med-surg populations include neutropenic and postoperative oncology patients, psychiatric patients, general medical-surgical patients with postoperative needs, COPD, CHF, sepsis, DVT, AKI, dialysis, and COVID; orthopedic patients with total joints, postsurgical care, and general medical overflow; and palliative patients with pneumonia, sepsis, CHF, COPD, AKI, DVT, PE, occasional surgical cases, and COVID. PCU assignments require cardiac rhythm interpretation, chest tube and lumbar drain management, tracheostomy care, and IV medication titration with amiodarone, Cardizem, nitro, dopamine, dobutamine, non-DKA insulin, heparin, and sometimes Cardene.