27 results
Radiographic appearances of pulmonary diseases in HIV/AIDS Patients
 • Diffuse Interstitial Infiltrates: Pneumocystis jirovecii, M.tuberculosis, Histoplasma
diseases in HIV/AIDS ... Pulmonary edema; ARDS ... disease, Pulmonary alveolar ... Actinomyces spp., NHL; Lung ... diagnosis #chestCT #radiology
ARDS/VALI progression over the course of 1 week 
 (a) Day 1 - No pathological findings.
ARDS/VALI progression ... diffuse alveolar ... involvement, with “white lung ... #Clinical #Radiology ... CXR #ChestXRay #ARDS
AIDS-defining illnesses
 - Candidiasis of the esophagus, bronchi, trachea, or lungs [(but NOT the mouth (thrush)]
AIDS-defining illnesses ... bronchi, trachea, or lungs ... duration) - Kaposi ... Wasting syndrome due to ... HIV #AIDS #Defining
Our patient was exposed to burning sumac smoke while clearing out her yard .  Toxicodendron
which can grow to ... lining of the lungs ... causing ARDS. ... #Clinical #EM #Tox ... #Radiology #CTChest
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 -
Age-Adjusted Gradient • Alveolar ... : Atelectasis, ARDS ... Embolism, Obstructive Lung ... , Interstitial Lung ... #AA #Gradient #alveolar
B-Lines on Lung POCUS

PE is LEAST likely to show B lines. Juxtaposition of fluid droplets &
B-Lines on Lung ... B lines on US (alveolar ... pulm edema, pna, ARDS ... fibrosis #BLines #Lung ... #POCUS #clinical
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
Distress Syndrome (ARDS ... week of a known clinical ... lobar collapse, lung ... severity of the ARDS ... >= 5cm H2O #ARDS
Crazy Paving is a combination of ground glass opacity with superimposed septal thickening (5).
It was first
first thought to ... be specific for alveolar ... heart failure, ARDS ... , AIP) #Clinical ... #Radiology #CTChest
Crazy Paving on Chest CT
 • Thickened interlobular septa in a background of diffuse GGO's.
 •
Crazy Paving on Chest ... pna, pulm hge, ARDS ... Paving #Sign #CT #Lung ... Pulmonary #diagnosis #radiology ... #clinical