23 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
lung disease • Pulmonary ... Arterial Hypertension ... Right to Left Shunt ... Defect ** • Atrial ... Right to Left Shunt
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,
Pulmonary Artery ... Arterial HTN Pulmonic ... Left-to-Right Shunt ... Right-to-Left Shunt ... #Hemodynamics #Cardiology
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
VIQ mismatch and shunt ... lung diseases, pulmonary ... asthma, COPD, 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 ... Total Anomalous Pulmonary ... Right-to-Left Shunt
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 ... POCUS #clinical #cardiology ... #a4c
Checklist for the Echocardiographic Evaluation of Pulmonary Hypertension
 • Record estimated PASP
 • Evaluate RV size
Evaluation of Pulmonary ... for pericardial effusion ... heart disease, shunt ... Shah @HFpEF #Pulmonary ... Echocardiography #diagnosis #cardiology
Hepatopulmonary Syndrome - Diagnosis and Management Summary
A defect in arterial oxygenation due to a gas exchange
1) or anatomic shunt ... cycles after right atrial ... blood gas (ABC) ... cirrhosis • Intra-pulmonary ... scanning or pulmonary
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
Mediastinal Widening - Differential Diagnosis

 • Vascular: Aortic dissection, Aortic anourysm, Enlarged pulmonary arteries, Venous or
anourysm, Enlarged pulmonary ... arteries, Venous or arterial ... duplicated SVC) • Pulmonary ... Pneumomediastinum, Pericardial effusion ... #radiology
Graphic representation of transthoracic echocardiographic parameters in the assessment of right ventricular pressure overload. A′ = peak late
diastolic (during atrial ... cava; LA = left atrium ... acceleration time of pulmonary ... ejection ms and ... RightVentricular #Cardiology