18 results
Hepatopulmonary Syndrome - Diagnosis and Management Summary
A defect in arterial oxygenation due to a gas exchange
in arterial oxygenation ... absence of intrinsic lung ... shunt (Type 2) Clinical ... cycles after right atrial ... passage • Arterial
Polo Mint Sign on Chest CT
 • Partial filling defect in a blood vessel surrounded by
Chest CTPartial ... filling defect ... a rim contrast material ... #CT #Lung #Pulmonary ... diagnosis #radiology #clinical
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Room Air + Sea Level ... • Diffusion Defect ... , Interstitial Lung ... Gradient #alveolar #arterial ... #pulmonary #Hypoxia
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
760 mm Hg at sea level ... reversible diffusion defects ... direction leads to hypoxemia ... shunting (eg, atrial ... ventricular septal defects
Portopulmonary Hypertension
Presence of pulmonary arterial hypertension in a patient with portal hypertension
No other obvious causes (chronic
arterial hypertension ... causes (chronic lung ... Transthoracic echocardiogram ... m/s • Other signs ... ventricular size, Right atrial
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
-> focus on improving ... output - Acute pulmonary ... ’s • Reduced Arterial ... B3: Hereditary Defects ... myopathies - Defects
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Chronic cough • Hypoxia ... signs of chronic ... in the adjacent lung ... high-resolution chest CT ... ) • Broncho-arterial
RV Failure secondary to Pulmonary Arterial Hypertension on Echocardiogram
Pulmonary arterial hypertension resulting in severe RV dilation
Arterial Hypertension ... Pulmonary arterial ... 100% reliable sign ... #Arterial #Hypertension ... #s4c #pocus
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
week of a known clinical ... computed tomographic (CT ... lobar collapse, lung ... by the ratio of arterial ... severity of the hypoxemia
Good example of 'shred sign' in a patient with fever, cough and shortness of breath. 

This
This POCUS finding ... pneumonia on CXR/CT ... #pneumonia #clinical ... photo #ultrasound #lung ... #pulmonary