978 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Algorithm Ventilation/perfusion ... Parenchymal Disease Diffusion ... Right to Left Shunt ... Right to Left Shunt
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Right-to-Left Shunt ... (↑Shunting), ↓Perfusion ... Dead space) • ↓Diffusion
Echocardiogram and POCUS Cardiology Windows and Anatomy
 • Parasternal Long Axis (PLAX)
 • Subcostal 4 Chamber
Subcostal 4 Chamber (S4C ... Apical 4 Chamber (A4C ... Apical 2 Chamber (A2C
Loculated pericardial effusion seen in apical 4-chamber on echocardiogram

Dr. J. Christian Fox @jchristianfox

#Pericardial #Effusion #Loculated #complex
Loculated pericardial effusion ... #Pericardial #Effusion ... POCUS #Clinical #A4C
POCUS Echocardiography - Table of Cardiac Views and Windows
 • Parastemal Long-Axis View (PLAX)
 • Parasternal
-Chamber View (A4C ... -Chamber View (A5C ... -Chamber View (A2C ... -Chamber View (A3C
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
syndrome, OSA DIFFUSION ... VIQ mismatch and shunt ... of reversible diffusion ... with adequate perfusion ... pulmonary embolus SHUNT
Light's Criteria for Pleural Effusions

#Diagnosis #Pulmonary #Lights #Criteria #Pleural #Effusion #Differential

** GrepMed Recommended Text: Pocket Medicine:
Criteria for Pleural Effusions ... Criteria #Pleural #Effusion
Cardiac Rupture with Pericardial Effusion

Apical 4 chamber. Note larger right sided pericardial effusion with significant compression
with Pericardial Effusion ... sided pericardial effusion ... #pericardial #effusion ... ultrasound #Cardiology #A4c
Causes of Cyanosis in the Newborn - Differential Diagnosis Algorithm
Peripheral Only:
 • Poor Perfusion
 • Acrocyanosis
Hemoglobinopathy:
Only: • Poor Perfusion ... Left-to-Right Shunt ... Right-to-Left Shunt
Pericardial Clot on Echocardiogram

ST elevation of acute pericarditis was misdiagnosed as STEMI and thrombolysed with SK
hemorrhagic pericardial effusion ... #Pericardial #effusion ... clinical #cardiology #a4c