14 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
- Differential Diagnosis ... • Interstitial lung ... Hypoventilation Syndrome ... Abnormalities • Chest ... #Hypoxia #Differential
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation Syndrome ... , Interstitial Lung ... UnremarkableLab #AA ... #hypoxemia #differential ... #diagnosis
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
the severity Acute ... Syndrome (ARDS) ... #pulmonary #differential ... #diagnosis #signs ... #Lung #POCUS #ultrasound
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
Syndrome (ARDS) ... explained by pleural effusions ... lobar collapse, lung ... severity of the hypoxemia ... Definition #Criteria #Diagnosis
Upper Lobe Lung Diseases - STAR CHASERS Mnemonic

S - Silicosis
T - Tuberculosis
A - Ankylosing Spondylitis
R -
• ↑ Mechanical stress ... pulmonary edema in acute ... #diseases #differential ... #diagnosis #mnemonic ... #STARCHASERS #radiology
Right-Sided Heart Failure - Differential Diagnosis Algorithm
Cardiac Causes - Rule out Left-Sided Heart Failure (Most Common):
Heart Failure - Differential ... Diagnosis Algorithm ... Disease • Acute ... Respiratory Distress ... Syndrome
Bradycardia - Differential Diagnosis Framework

BRADI Mnemonic
 • BRASH/Hyperkalemia
 • Reduced oxygen/Glucose/Temp
 • ACS
 • Drugs
 •
Bradycardia - Differential ... Diagnosis Framework ... Pulmonary: • Hypoxia ... Chagas disease • Acute ... #cardiology #BRADI
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Interpretation Steps ... Acute or chronic ... Compensation, Acute ... D-lactate (short bowel syndrome ... or restrictive lung
Noncardiogenic Pulmonary Edema - Differential Diagnosis Framework

NCPE Pathophysiology:
Noncardiogenic pulmonary edema occurs because of excessive pulmonary capillary
Pulmonary Edema - Differential ... Diagnosis Framework ... syndrome (ARDS) ... lung injury (TRALI ... #diagnosis #cardiology
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
Lactic Acidosis - Differential ... -> focus on improving ... cardiac output - Acute ... - Compartment syndrome ... peritonitis - Acute