26 results
Chest XRay Interstitial Pattern - Differential Algorithm #Diagnosis #Radiology #Pulmonary #CXR #Interstitial #Pattern #Differential #Algorithm #RadiologyAssistant
Chest XRay Interstitial ... Pattern - Differential ... Algorithm #Diagnosis ... Pulmonary #CXR #Interstitial ... #Pattern #Differential
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
imaging findings in interstitial ... low attenuation (table ... On a Chest X-Ray ... detected on a chest ... in many cases UIP
Here are the most common examples of these four patterns on a chest x-ray (click image
of these four patterns ... on a chest x-ray ... consolidation - Diffuse ... - Reticular interstitial ... Consolidation #Patterns
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
Thickening of the interstitium ... the result of air ... the alveoli) or interstitial ... in ground glass pattern ... Radiology #Pulmonary #CTChest
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
The idiopathic interstitial ... listed in the table ... have specific patterns ... realise, that these patterns ... Radiology #Pulmonary #CTChest
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Differential Diagnosis Algorithm ... Limitation • Interstitial ... • Obesity Hypoventilation ... Abnormalities • Chest ... Differential #Diagnosis #Algorithm
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
Algorithm for nodular ... pattern The algorithm ... bronchovascular interstitium ... the nodules are diffuse ... Pulmonary #HRCT #CTChest
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
High Attenuation pattern ... Non specific interstitial ... Radiology #HRCT #CTChest ... HighAttenuation #Pattern ... #Comparison #Table
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
Response Management Algorithm ... Crackles / ↓ Air ... pathology: • Blood: diffuse ... shallow breathing - Hypoventilation ... Diagnosis #Management #Algorithm
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
(assumes Room Air ... Gradient • Alveolar Hypoventilation ... Center, Obesity Hypoventilation ... Lung Disease, Interstitial ... Pulmonary Fibrosis, Interstitial