11 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... On a Chest X-Ray ... detected on a chest ... Diagnosis #Radiology #Pulmonary ... #CXR #Interstitial
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
- Differential Diagnosis ... Limitation • Interstitial ... lung disease ... Abnormalities • Chest ... #Hypoxia #Differential
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Weakness, Loss of Chest ... Elasticity (flail chest ... Left Shunt - Anatomic ... #Hypoxia #hypoxemia ... #differential #
On the left a chest film of a patient with UIP due to IPF.
The findings on
On the left a chest ... findings on the chest ... Whenever you see a chest ... Clinical #Radiology #CXR ... UsualInterstitialPneumonitis #Usual #Interstitial
Hyperacute Hypoxemia - Workup and Management
Differential Diagnosis: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
and Management Differential ... (JVP, edema), Lung ... POCUS (B-lines, lung ... Troponin), ABG, STAT CXR ... , CTA Chest, Echocardiogram
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
Pericarditis) -> Chest ... Dyspnea, pleuritic chest ... pleural effusion on CXR ... tends to cause interstitial ... lung disease/pulmonary
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
Thickening of the lung ... lung disease, it ... pulmonary edema ... Kerley B lines on chest ... #HRCT #CTChest
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
histologic pattern of pulmonary ... On a chest X-ray ... particularly at the lung ... at the lung bases ... #Interstitial #
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
Edema (NCPE) - Differential ... blood cells in the lung ... interstitium and ... infiltrates on chest ... scattered crackles, chest
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
failure, COPD, Lung ... Lymphocytic or lymphoid interstitial ... Evaluation: Imaging (CXR ... /- High res CT chest ... diagnosis #evaluation #differential