19 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... seen and in many cases ... #Diagnosis #Radiology ... #Pulmonary #CXR ... #Differential #
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
- Clinical manifestations ... - Imaging: • CXR ... consolidation and GG pattern ... , cavities • HRCT ... adiacent alveoli • Absence
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
indicates unknown cause ... have specific patterns ... morphologic findings on HRCT ... #Diagnosis #Radiology ... #Pulmonary #CTChest
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
Differential diagnosis ... to look at the pattern ... more than one pattern ... caused by streptococcus ... #Pulmonary #CXR
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
of pulmonary fibrosis ... On a chest X-ray ... A HRCT is needed ... to confirm the diagnosis ... #Clinical #Radiology
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Miliary Pattern ... rarely typical pneumonia ... #differential # ... diagnosis #pulmonary ... #CXR #clinical
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
pleural nodules are absent ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... #CTChest #NodularPattern ... MultipleNodules #Nodules #Differential
Here are the most common examples of these four patterns on a chest x-ray (click image
on a chest x-ray ... mass - Solitary Pulmonary ... Atelectasis #Diagnosis ... #Clinical #Radiology ... #CXR #Consolidation
Blastomycosis (Blastomyces): Gilchrist’s disease, Chicago disease - Summary Sheet
 • Morphology
 • Geography, Reservoir and Mode
- Sporadic cases ... inoculation • Clinical ... community-acquired pneumonia ... Radiographic pattern ... Absence of mediastinal
Based on the images alone, it is usually not possible to determine the cause of the
determine the cause ... between these chest ... Lobar pneumonia ... #Clinical #Diagnosis ... #Radiology #CXR