Hemodynamic monitoring Exam Latest Updated Solved 100% Correct

Hemodynamic monitoring Exam Latest Updated Solved 100% Correct What does an arterial line measure? - Answer- Continuous systolic, diastolic, and MAP (direct BP measurement) Allen's Test purpose? - Answer- Assess ulnar circulation before radial artery line insertion Phlebostatic axis location? - Answer- 4th ICS, mid-axillary line (level of right atrium) Transducer above phlebostatic axis = ? - Answer- Readings falsely low Transducer below phlebostatic axis = ? - Answer- Readings falsely high Pressure bag setting? - Answer- 300 mmHg Arterial line complication risks? - Answer- Accidental blood loss, infection, impaired circulation Normal CVP? - Answer- 2-6 mmHg ↑ CVP causes? - Answer- Overhydration, HF, pulmonary stenosis, venous congestion, positive pressure ventilation ↓ CVP causes? - Answer- Hypovolemia, hemorrhage, dehydration CVP complications? - Answer- Infection, thrombosis, pneumothorax, air embolism Treatment for air embolism? - Answer- Place on left side, Trendelenburg, withdraw air via syringe, give oxygen What does swan ganz indirectly measure? - Answer- LVEDP (via PCWP) Normal Pulmonary Artery Pressure (PAP)? - Answer- 15-25 systolic / 8-15 diastolic mmHg Normal PCWP (wedge pressure)? - Answer- 6-12 mmHg Normal SVO₂? - Answer- 70-80% Low SVO₂ means? - Answer- Inadequate O₂ delivery → ↓ CO, ↓ Hgb, hypoxemia, ↑ O₂ demand High SVO₂ means? - Answer- ↓ O₂ extraction by tissues (sepsis, sedation, hyperdynamic state) Normal CO? - Answer- 4-8 L/min Normal CI? - Answer- 2-4 L/min High CO/CI seen in? - Answer- Sepsis (peripheral vasodilation)