22 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
four patterns: ... low attenuation (table ... The cystic pattern ... seen and in many cases ... Diagnosis #Radiology #Pulmonary
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
The fourth pattern ... includes abnormalities ... low attenuation pattern ... Diagnosis #Radiology #Pulmonary ... #CTChest #LowAttenuation
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
pattern The algorithm ... visible, the pattern ... Diagnosis #Radiology #Pulmonary ... #HRCT #CTChest ... NodularPattern #Nodular #Pattern
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Differential Diagnosis Algorithm ... Artery Disease • Stable ... Bronchiectasis Pleural Abnormalities ... Chest Wall Abnormalities ... Differential #Diagnosis #Algorithm
Here are the most common examples of these four patterns on a chest x-ray (click image
Here are the most ... of these four patterns ... on a chest x-ray ... mass - Solitary Pulmonary ... Consolidation #Patterns
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... • Vascular (PE ... • Chest Wall ... Abnormalities ... #Causes #Pulmonary
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
with a nodular pattern ... #CTChest #Nodular ... #Pattern #NodularPattern ... #Differential #Comparison ... #Table #RadiologyAssistant
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
indicates unknown cause ... listed in the table ... have specific patterns ... realise, that these patterns ... #CTChest #Idiopathic
Abnormalities in Rate and Rhythm of Breathing 
Normal 
The respiratory rate is about 14—20 per min
Abnormalities in ... disease, pleuritic chest ... may show this pattern ... #Breathing #Patterns ... #Pulmonary #Abnormalities
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
diagnosis The table ... to look at the pattern ... more than one pattern ... lobar pneumonia caused ... Diagnosis #Radiology #Pulmonary