22 results
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Left Shunt - Anatomic ... Edema, Atelectasis ... , Obstructive Lung ... , Interstitial Lung ... #AA #Gradient #alveolar
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
sliding: Pulmonary ... diffuse infections ... a lot of B lines ... partially seen shred sign ... #POCUS #clinical
Stage III - Alveolar edema
This stage is characterized by continued fluid leakage into the interstitium, which
(alveolar edema ... On the left a patient ... The following signs ... #CXR #CHF #Alveolar ... #Pulmonary #Edema
Noninvasive Positive Pressure Ventilation (NIPPV)

Expiratory & Inspiratory Positive Airway Pressure
Both increase intrathoracic pressure, which can decrease
can "recruit" alveoli ... in obstructive lung ... edema) • COPD ... initiate breath, Anatomic ... hair) • Risk Of Clinical
Notice that even within each lobe there is a gravity dependent difference in density.
This is only
exsudate due to infection ... #Clinical #Radiology ... #CTChest #CHF # ... Alveolar #Pulmonary ... #Edema #AlveolarEdema
Heart failure with Reduced Ejection Fraction (HFrEF)
Clinical Presentation
1. Typical symptoms: dyspnea, orthopnea paroxysmal noctumal dyspnea, fatigue,
Fraction (HFrEF) Clinical ... : weight gain, lung ... HFrEF may lack lung ... Chest x-ray: signs ... Kerley B lines, alveolar
CT will also demonstrate signs of congestive heart failure.
On the image on the left notice the
also demonstrate signs ... presentation of alveolar ... edema and a precursor ... #Clinical #Radiology ... #CTChest #CHF #
Based on the images alone, it is usually not possible to determine the cause of the
between these chest ... Pulmonary hemorrhage ... edema - filling ... of the alveoli ... nodular interstitial lung
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
blood cells in the lung ... interstitium and alveoli ... administration of a ... • Signs/Symptoms ... by a massive PE
Crazy Paving is a combination of ground glass opacity with superimposed septal thickening (5).
It was first
Crazy Paving is a ... pneumonia (COP/BOOP) - Infection ... hemorrhage - Edema ... failure, ARDS, AIP) #Clinical ... #Radiology #CTChest