16 results
Radiographic appearances of pulmonary diseases in HIV/AIDS Patients
 • Diffuse Interstitial Infiltrates: Pneumocystis jirovecii, M.tuberculosis, Histoplasma
diseases in HIV/AIDS ... toxicity, Pulmonary edema ... ; ARDS, Metastatic ... disease, Pulmonary alveolar ... #chestCT #radiology
ARDS/VALI progression over the course of 1 week 
 (a) Day 1 - No pathological findings.
ARDS/VALI progression ... involvement, with “white lung ... the differential diagnosis ... #Clinical #Radiology ... CXR #ChestXRay #ARDS
On the left a patient with ARDS. 
There is alveolar edema in both lungs. 
Notice that
a patient with ARDS ... There is alveolar ... edema in both lungs ... #Clinical #Radiology ... #CXR #ARDS #Alveolar
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
: Atelectasis, ARDS ... Mismatch: Pulmonary Edema ... , Interstitial Lung ... #AA #Gradient #alveolar ... #differential #diagnosis
Crazy Paving on Chest CT
 • Thickened interlobular septa in a background of diffuse GGO's.
 •
DDx: PAP, pulm edema ... pna, pulm hge, ARDS ... Paving #Sign #CT #Lung ... #Pulmonary #diagnosis ... #radiology #clinical
Crazy Paving is a combination of ground glass opacity with superimposed septal thickening (5).
It was first
be specific for alveolar ... Pulmonary hemorrhage - Edema ... heart failure, ARDS ... , AIP) #Clinical ... #Radiology #CTChest
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
Distress Syndrome (ARDS ... week of a known clinical ... with pulmonary edema ... severity of the ARDS ... >= 5cm H2O #ARDS
Our patient was exposed to burning sumac smoke while clearing out her yard .  Toxicodendron
lining of the lungs ... causing ARDS. ... #Clinical #EM #Tox ... #Radiology #CTChest
Notice that even within each lobe there is a gravity dependent difference in density.
This is only
capillary leak like in ARDS ... #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