10 results
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 ... Masses Atelectasis #Diagnosis ... #Clinical #Radiology ... #CXR #Consolidation
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
CT demonstrates ... can suggest the diagnosis ... abutting the pleura, air-bronchograms ... #Clinical #Radiology ... #CXR #CTChest #
Air Bronchogram Sign on Chest CT
 • Patent airways surrounded by opacified lung
 • DDx: pna,
Sign on Chest CT ... edema, severe ILD ... #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Miliary Pattern ... - Chest Radiology ... #Chest #Radiology ... #pulmonary #CXR ... #clinical #CT
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
Basic Interpretation
A structured approach to interpretation of HRCT involves the following questions:
What is the dominant HR-pattern:
reticular
nodular
high
the dominant HR-pattern ... #Radiology #Pulmonary ... #HRCT #CTChest ... Interpretation #Algorithm ... #ILD #RadiologyAssistant
On the left a smoker with RB-ILD with subtle HRCT-findings.
The dominant pattern is ground glass opacification.
Additional
The dominant pattern ... these non-specific CT ... broad differential diagnosis ... #Clinical #Radiology ... #CTChest #RBILD
Acute interstitial pneumonia (AIP, earlier named Hamman Rich Pneumonitis) is a rare idiopathic lung disease characterized
The histologic pattern ... suggestive of the diagnosis ... #Clinical #Radiology ... #CTChest #AIP # ... AcuteInterstitialPneumonia #ILD
Fleischner Society recommendations for follow-up of nodules
Previous chest radiographs should be reviewed to determine if the
with a benign pattern ... mm depends on clinical ... Intermediate probability: PET-CT ... definitive tissue diagnosis ... Society #Followup #Pulmonary
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
SpO2 88% on room air ... x-ray (CXR), try ... radiograph pattern ... not seen on a CXR ... #Radiology #CTChest