53 results
Acid-Base Disorders - Differential Diagnosis Algorithm
Acidemia (pH < 7.35)
 • Metabolic Acidosis (HCO3 < 24mmol/L) CO2
• Metabolic Acidosis ... • Respiratory Acidosis ... (pCO2 > 40 mmHg ... Respiratory Alkalosis (pCO2 ... Diagnosis #Algorithm #Causes
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
7.35-7.45 • PaCO2 ... 35-45 mmHg • PaO2 ... Metabolic: pH pCO2 ... Acetazolamide Causes ... or restrictive lung
Approach to Acid Base Disorders - Evaluation and Differential Diagnosis
1) Start with the Anion Gap (AG).
2)
are they more acidotic ... and ~5 mmHg to pCO2 ... Gap Metabolic Acidosis ... : Lactic Acidosis ... depression, Obstructive Lung
Weaning from the Ventilator - Algorithm
Setting up for extubation success
 • Decrease demand — correct metabolic
correct metabolic acidosis ... , decrease CO2 production ... stop or reduce long ... Diuresis — Dry lungs ... are happy lungs
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
HYPOVENTILATION • Rising PaCO2 ... gas equation • Causes ... : Interstitial lung ... ventilation (V) in the lungs ... bypassing the lungs
Underlying causes of PEA arrest: H’s and T’s 

Hypovolemia, Hypoxia, Hydrogen Ion (acidosis), Hypo/Hyper-kalemia, Hypothermia
Toxins, Tamponade,
Underlying causes ... Hydrogen Ion (acidosis ... ), Thrombosis (lungs
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
, inflammatory lung ... permeability, lung ... on CT or CXR ● PaO2 ... there is no clear cause ... the underlying cause
Causes of Increased Amylase (Hyperamylasemia)
Increased serum amylase is not always due to pancreatitis. Here are some
Causes of Increased ... are some other causes ... Pancreatic, Ovarian, Lung ... failure, Anorexia, Acidosis
Causes of Dyspnea - Differential Diagnosis Algorithm
Cardiac:
 • Dysrhythmia
 • Ischemia
 • Cardiomyopathy
 • Valvular disease
Causes of Dyspnea ... • Interstitial lung ... • Metabolic acidosis ... Diagnosis #Algorithm #Causes
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
Elevation, Lactic Acidosis ... / hypoxemia -> focus ... Type A Lactic Acidosis ... - Hypoxemia (PaO2 ... Type B Lactic Acidosis