25 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Algorithm Ventilation/perfusion ... • Pulmonary Arterial ... Right to Left Shunt ... Defect ** • Atrial ... Right to Left Shunt
Amyloidosis on POCUS Echocardiogram - Apical 4 Chamber (A4C)
Pt with systemic AL amyloidosis presents with 1
Amyloidosis on POCUS ... Apical 4 Chamber (A4C ... thickening and biatrial ... large pericardial effusion ... Echocardiogram #Cardiology #A4C
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 ... pulmonary embolus SHUNT ... shunting (eg, atrial
Causes of Cyanosis in the Newborn - Differential Diagnosis Algorithm
Peripheral Only:
 • Poor Perfusion
 • Acrocyanosis
Hemoglobinopathy:
Only: • Poor Perfusion ... Left-to-Right Shunt ... Arteriosus • Atrial ... Right-to-Left Shunt
Amyloidosis - Summary
Group of disorders associated with extracellular deposition of fibrils formed from low-molecular-weight proteins in
Amyloidosis - Summary ... • Senile amyloidosis ... Amyloidosis ... Persistent pleural effusions ... disproportionate atrial
Pericardial Clot on Echocardiogram

ST elevation of acute pericarditis was misdiagnosed as STEMI and thrombolysed with SK
thrombolysed with SK ... hemorrhagic pericardial effusion ... #Pericardial #effusion ... clinical #cardiology #a4c
Hepatopulmonary Syndrome - Diagnosis and Management Summary
A defect in arterial oxygenation due to a gas exchange
Summary A defect in arterial ... either due to a diffusion-perfusion ... 1) or anatomic shunt ... cycles after right atrial ... blood gas (ABC)
Amyloidosis on POCUS Echocardiogram - Subcostal 4 Chamber (S4C)
Pt with systemic AL amyloidosis presents with 1
Amyloidosis on POCUS ... Subcostal 4 Chamber (S4C ... thickening and biatrial ... large pericardial effusion ... Echocardiogram #Cardiology #S4C
Hepatopulmonary Syndrome on Echocardiogram (A4C)
Hepatopulmonary Syndrome: Intrapulmonary shunting is most commonly demonstrated by contrast TTE when
Echocardiogram (A4C ... visualized in the left atrium ... 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 ... Disease and more • Diffusion ... Gradient #alveolar #arterial