180 results
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 ... (this video): Bubble
Hepatopulmonary Syndrome on Echocardiogram (A4C)
Hepatopulmonary Syndrome: Intrapulmonary shunting is most commonly demonstrated by contrast TTE when
contrast TTE when bubbles ... with intracardiac shunt ... Echocardiogram #A4C #bubble
Pleural effusion is not always visible as a meniscus in the costophrenic angle. 
A subpulmonic effusion
between the stomach bubble ... and the lung. ... diaphragm and the lung ... to the lung base ... Clinical #Radiology #CXR
Differential Diagnosis: Cyanosis - Mnemonic "COLD PALMS"
Peripheral cyanosis 
• Cold 
• Obstruction 
• LVF and shock
• Altitude • Lung ... sulfhemoglobinemia • 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 ... , dyspnea.Left lung ... Left lung. ... within fluid-air bubbles ... hydropneumothorax #effusion #bubbles
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
• Interstitial lung ... Right to Left Shunt ... Right to Left Shunt
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 ... Embolism, Obstructive Lung ... , Interstitial Lung
Lung Abscess
Microbiology:
 • Polymicrobial 
 • Anaerobes (most common) 
Clinical: 
 • Indolent symptoms that evolve
Lung Abscess Microbiology ... meropenem) #Lung ... Pulmonary #Clinical #CXR
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
VIQ mismatch and shunt ... : Interstitial lung ... ventilation (V) in the lungs ... pulmonary embolus SHUNT ... bypassing the lungs
COVID-19 Phenotypes - Implications for Respiratory Support Management

L Phenotype
 - Low Elastcnce (High Compliance)
 - Low
Ratio - Low Lung ... Right-to-Left Shunt ... - High Lung Weight