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diagnosis treatment differential algorithm pharmacology criticalcare checklist workup nephrology syndrome decisionaid anesthesia anesthesiology cardiology gastroenterology pulmonary neurology intraoperative pathophysiology medications
Hypoxia and Hypoxemia - Overview Hypoxia - insufficient oxygen delivered to tissues to meet demands Hypoxemia - low
O2 is inspired) PAO2 ... hypoxia) - Low PaO2 ... Low SvO2 → Low PaO2 ... Low SvO2 → Low PaO2 ... differential #diagnosis #causes
Acid-Base Disorders - Differential Diagnosis Algorithm Acidemia (pH < 7.35) • Metabolic Acidosis (HCO3 < 24mmol/L) CO2
Acid-Base Disorders ... Respiratory Acidosis (pCO2 ... Respiratory Alkalosis (pCO2 ... Diagnosis #Algorithm #Causes
Acid Base Disorders - Blood Gas Interpretation Steps for Blood Gas Interpretation: 1. Acidemia or Alkalemia? 2.
Acid Base Disorders ... 7.35-7.45 • PaCO2 ... 35-45 mmHg • PaO2 ... Metabolic: pH pCO2 ... ABG #bloodgas #Acid
PLACO Mnemonic - Approach to Acid-Base Disorders P - Determine the pH L - Labs: PCO2 & HCO3 A
- Approach to Acid-Base ... pH L - Labs: PCO2 ... PLACO #AcidBase #Acid
Oxygen-Hemoglobin Dissociation Curve Left Shift (↓ O2 unloading to tissue), Left = Lower: • ↓ H+ (↑
+ (↑ pH) • ↓ PCO2 ... tissue): • ↑ H+ (Acid ... ) • ↑ PCO2 •
Acid Base Disorders Worksheet Step 1: Gather the necessary data (Na+, CI-, HCO3-, PH, pCO2). Preferably, all
Acid Base Disorders ... CI-, HCO3-, PH, pCO2 ... 3: Look at the pCO2 ... . 3a: If pCO2 ... joshsteinbergMD #Acid
Hepatopulmonary Syndrome HPS - Diagnosis: 1. Patients with liver disease 2. Alveolar-arterial oxygen gradient (AaP02) >15 mmHg
Moderate HPS: ≥ 60 PaO2 ... Severe HPS: ≥ 50 PaO2 ... Very severe HPS: PaO2 ... Syndrome #diagnosis #management
ABG vs VBG: Arterial vs Venous Blood Gases ABG PROS: Tells you exactly what the arterial environment looks
vs Venous Blood Gases ... looks like (pH, PaCO2 ... Comparison #pH #pCO2
Acid Base Compensation - Directions - If all three variables (pH, HCO2, pCO2) move in the
Acid Base Compensation ... variables (pH, HCO2, pCO2
High Anion Gap Metabolic Acidosis (HAGMA) - Mnemonics Why should we switch from MUDPILES to GOLDMARK? •
toxins that can cause ... Three new organic acids ... and acid precursors ... recognized as causes
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