6132 results
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
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
Pulmonary Artery Catheter Pressures
Normal: RA 0-8, RV 15-25/0-8, Mean PAP <25, PCWP 8-12, Cardiac Index 2.6-4.2
HFrEF,
Left-to-Right Shunt ... Right-to-Left Shunt ... Hemodynamics #Cardiology #diagnosis
Differential Diagnosis: Cyanosis - Mnemonic "COLD PALMS"
Peripheral cyanosis 
• Cold 
• Obstruction 
• LVF and shock
Differential Diagnosis ... sulfhemoglobinemia • Shunt ... Cyanosis #COLDPALMS #Diagnosis
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
- Differential Diagnosis ... Right to Left Shunt ... Right to Left Shunt ... #Differential #Diagnosis
An Algorithm for CSF Shunt Complications
#Algorithm, #CSFShunt, #NSGY, #Neurosurgery, #ddxof
Algorithm for CSF Shunt
Causes of Cyanosis in the Newborn - Differential Diagnosis Algorithm
Peripheral Only:
 • Poor Perfusion
 • Acrocyanosis
Hemoglobinopathy:
- Differential Diagnosis ... Left-to-Right Shunt ... Right-to-Left Shunt ... #Differential #Diagnosis
Hepatopulmonary Syndrome on Echocardiogram (A4C)
Hepatopulmonary Syndrome: Intrapulmonary shunting is most commonly demonstrated by contrast TTE when
Echocardiogram (A4C ... with intracardiac shunt ... Echocardiogram #A4C
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Right to Left Shunt ... - Anatomic Shunt ... - Physiologic Shunt ... #differential #diagnosis
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Hypoxemia Differential Diagnosis ... Right-to-Left Shunt ... #Differential #Diagnosis