31 results
Causes of Postoperative Hypercarbia:
Hypoventilation 
 - drug-induced central respiratory depression 
 - intrapulmonary abnormality 
 -
Postoperative Hypercarbia ... space Expired soda ... Postoperative #Hypercarbia ... #Differential #Hypercapnia
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
Flapping tremors of Asterixis

DDx
- Decompensated cirrhosis or acute liver failure.
- Renal failure /azotemia.
- Respiratory failure with
dioxide toxicity (hypercapnia
Tachypnea - Evaluation and Differential Diagnosis Algorithm
Alkalemia:
 • Acute Respiratory Alkalosis
 • Chronic Hypercapnic Respiratory Failure
Alkalosis • Chronic Hypercapnic ... Superimposed • Acute Hypercapnic
An Approach to Acute Dyspnea

General Categories: Hypoxemia, Hypercapnia, Acidemia, Poor O2 Delivery (without hypoxemia),  Miscellaneous
Categories: Hypoxemia, Hypercapnia
COPD phenotypes:  Blue Bloaters vs. Pink Puffers
The two most stereotypical forms of COPD are pink
substantial chronic hypercarbia ... manifest with severe hypercapnia
What's in a Blood Gas? VBG vs ABG

BOTTOM LINE: VBG is less painful, more easily obtained
predicting arterial hypercarbia
Causes of Prolonged Emergence - Anesthesiology

Prolonged Drug Action:
• Overdose 
• Hypothermia (< 33 C) 
• Incr
: • Hypoxia / hypercapnia
Approach to Elevated Bicarbonate (HCO3)
Risk Factors for Hypercapnea? (Hx of COPD, OSA, sedative use, CNS/muscular disorders?)
(+)
Risk Factors for Hypercapnea
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
drainage, Post-hypercapnia