208 results
Chronic Hypercapnic Respiratory Failure Phenotypes
Pink Puffers (robust vent drive) ↑ their WOB when pulmonary mechanics gradually
Chronic Hypercapnic ... rise) → chronic hypercapnia ... amzn.to/3rEtbK8 #Hypercapnic
Tachypnea - Evaluation and Differential Diagnosis Algorithm
Alkalemia:
 • Acute Respiratory Alkalosis
 • Chronic Hypercapnic Respiratory Failure
Alkalosis • Chronic Hypercapnic ... : • Metabolic Acidosis ... Superimposed • Acute Hypercapnic
Causes of Postoperative Hypercarbia:
Hypoventilation 
 - drug-induced central respiratory depression 
 - intrapulmonary abnormality 
 -
Postoperative Hypercarbia ... space Expired soda ... Postoperative #Hypercarbia ... #Differential #Hypercapnia
Acid Base and Blood Gas Analysis
1. pH - What’s the primary disturbance?
2. pCO2 - What’s the
Respiratory Acidosis ... diuretics P - Post-hypercapnea ... Cushing’s) Metabolic Acidosis ... gap metabolic acidosis ... gap metabolic acidosis
Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
diuretics, Post-hypercapneic ... gap metabolic acidosis ... Kidney tubular acidosis ... gap metabolic acidosis ... ketoacidosis, D-lactic acidosis
Approach to Elevated Bicarbonate (HCO3)
Risk Factors for Hypercapnea? (Hx of COPD, OSA, sedative use, CNS/muscular disorders?)
(+)
Risk Factors for Hypercapnea ... for Respiratory Acidosis
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
diuretics - Post-hypercapneic ... gap metabolic acidosis ... Kidney tubular acidosis ... gap metabolic acidosis ... gap metabolic acidosis
Stroke Mimics - Differential Diagnosis - MINT Mnemonic
 • Metabolic: Hyper-glycemia, Hypoglycemia, Wernicke's encephalopathy, Mitochondrial Encephalopathy
Encephalopathy with Lactic Acidosis ... Encephalopathy, Hypoxia/Hypercarbia
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Renal tubular acidosis ... drainage, Post-hypercapnia
Flapping tremors of Asterixis

DDx
- Decompensated cirrhosis or acute liver failure.
- Renal failure /azotemia.
- Respiratory failure with
dioxide toxicity (hypercapnia