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
On the left a patient with ARDS. 
There is alveolar edema in both lungs. 
Notice that
a patient with ARDS ... dilated and the cardiac ... #Clinical #Radiology ... #CXR #ARDS #Alveolar ... #Edema #RadiologyAssistant
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
spaces with pus, edema ... bronchiolitis #Diagnosis ... #Radiology #Pulmonary ... #CTChest #GGO # ... #Differential #RadiologyAssistant
Consolidation is synonymous with airspace disease.
When you think of the causes of consolidation, think of 'what
in the alveoli' ... Is it pus, edema ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... #Differential #RadiologyAssistant
Crazy Paving is a combination of ground glass opacity with superimposed septal thickening (5).
It was first
Pulmonary hemorrhage - Edema ... heart failure, ARDS ... , AIP) #Clinical ... #Radiology #CTChest ... AlveolarProteinosis #RadiologyAssistant
Diffuse consolidation
The most common cause of diffuse consolidation is pulmonary edema due to heart failure.
This is
have an acute cardiac ... , may have non-cardiac ... pulmonay infection, ARDS ... #Diagnosis #Radiology ... #Differential #RadiologyAssistant
Lymphocytic interstitial pneumonitis or LIP is uncommon, being seen mainly in patients with autoimmune disease, particularly
pneumonitis or LIP ... patients with AIDS ... #Clinical #Radiology ... #CTChest #LymphocyticInterstitialPneumonitis ... #LIP #ILD #RadiologyAssistant
Acute interstitial pneumonia (AIP, earlier named Hamman Rich Pneumonitis) is a rare idiopathic lung disease characterized
characterized by diffuse alveolar ... distress syndrome (ARDS ... #Clinical #Radiology ... #CTChest #AIP # ... #RadiologyAssistant
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
- Differential Diagnosis ... • Effusion • Cardiac ... Distention Pulmonary Alveoli ... Pneumonia • ARDS ... Interstitium • ILD
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
(assumes Room Air ... : Atelectasis, ARDS ... Mismatch: Pulmonary Edema ... #AA #Gradient #alveolar ... #differential #diagnosis