31 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... Limitation • Interstitial ... lung disease ... • Pulmonary Arterial ... Abnormalities • Chest
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Weakness, Loss of Chest ... Elasticity (flail chest ... Disease, Interstitial ... Fibrosis, Interstitial ... Lung Disease
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
asthma • Pleural disease ... atelectasis • Lung ... fibrosis RR ... MG, ALS) • ↓ chest ... compliance (e.g., flail chest
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
The idiopathic interstitial ... combinations of fibrosis ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... IdiopathicInterstitialPneumonia #ILD
Diagnostic algorithm for a child or adolescent with suspected pulmonary hypertension. CHD, congenital heart disease; CPET,
CHD, congenital ... heart disease; CPET ... hypertension; CXR, chest ... bronchopulmonary dysplasia; CLD ... , chronic lung disease
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
• Sub-Valvular Disease ... Coronary Artery Disease ... Thickening/Masses Chest ... Interstitium ... • ILDCHF
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
HRCT as seen in fibrosis ... lung disease (i.e ... . fibrosis). ... bronchiolitis #Diagnosis #Radiology ... #Pulmonary #CTChest
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
lung disease comes ... On a Chest X-Ray ... lung disease and ... detected on a chest ... #Pulmonary #CXR
Progressive Massive Fibrosis on Chest X-Ray
In a construction worker presenting with shortness of breath.
Progressive Massive Fibrosis
on Chest X-Ray ... is a chronic interstitial ... lung disease with ... #Chest #XRay #CXR ... silicosis #clinical #radiology
Systemic Sclerosis (Scleroderma)
Multi-system autoimmune disease characterized by vasculopathy and progressive fibrosis of skin and internal organs
3
Multi-system autoimmune disease ... and progressive fibrosis ... : ILD (interstitial ... lung disease), ... Scleroderma #SSc #rheumatology