55 results
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
average settings • Causes ... gas equation • Causes ... VIQ mismatch and shunt ... • Most common cause ... pulmonary embolus SHUNT
Hydropneumothorax on Lung POCUS

HIV/AID(CD4<250) with cough, dyspnea.Left lung anterior mid. Left lung. Findings consistent with PNA.
Hydropneumothorax on Lung POCUS ... Has pleural effusion ... within fluid-air bubbles ... hydropneumothorax #effusion ... #bubbles #POCUS
Hepatopulmonary Syndrome (HPS) demonstrated on Echocardiogram Bubble Study

Intra-cardiac shunt: Bubbles appear in LA quickly (within 3
Echocardiogram Bubble ... Intra-cardiac shunt ... : Bubbles appear ... Intra-pulmonary shunt ... Study #clinical #POCUS
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... Algorithm Ventilation/perfusion ... Right to Left Shunt ... Right to Left Shunt ... Diagnosis #Algorithm #Causes
Pleural effusion is not always visible as a meniscus in the costophrenic angle. 
A subpulmonic effusion
Pleural effusion ... In these cases, ... between the stomach bubble ... radiograph, the stomach bubble ... the stomach air bubble
Electrical Alternans on POCUS Echocardiogram
You dissect the EKG and note low voltage tachycardia with a hint
Electrical Alternans on POCUS ... tachycardia with a hint ... POCUS ECHO performed ... Electrical #Alternans #POCUS ... Echocardiogram #clinical #effusion
Causes of Cyanosis in the Newborn - Differential Diagnosis Algorithm
Peripheral Only:
 • Poor Perfusion
 • Acrocyanosis
Hemoglobinopathy:
Causes of Cyanosis ... Only: • Poor Perfusion ... Left-to-Right Shunt ... Right-to-Left Shunt ... Diagnosis #Algorithm #Causes
Causes of Dyspnea - Differential Diagnosis Algorithm
Cardiac:
 • Dysrhythmia
 • Ischemia
 • Cardiomyopathy
 • Valvular disease
Causes of Dyspnea ... cava syndrome • Shunt ... Pleura: • Pleural effusion ... Diagnosis #Algorithm #Causes
Right to Left Shunt on POCUS Echocardiogram (S4C)

Dr. Ashley Miller @icmteaching

#Shunt #POCUS #Echocardiogram #S4C #clinical #cardiology
Right to Left Shunt ... on POCUS Echocardiogram ... icmteaching #Shunt ... #POCUS #Echocardiogram ... clinical #cardiology #bubble
Checklist for the Echocardiographic Evaluation of Pulmonary Hypertension
 • Record estimated PASP
 • Evaluate RV size
for pericardial effusion ... • Evaluate for causes ... heart disease, shunt