20 results
Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
and cardiogenic pulmonary ... pneumonia (COP), chronic ... Diagnosis #Radiology #Pulmonary ... HRCT #ChestCT #Differential ... Central #Peripheral #RadiologyAssistant
Batwing
A bilateral perihilar distribution of consolidation is also called a Batwing distribution.
The sparing of the periphery
bilateral perihilar distribution ... most typical of pulmonary ... frequently seen in chronic ... #CXR #Batwing #Differential ... #RadiologyAssistant
Diffuse consolidation
The most common cause of diffuse consolidation is pulmonary edema due to heart failure.
This is
cardiogenic edema, to differentiate ... heart failure like redistribution ... heart due to a chronic ... Consolidation #Differential ... #RadiologyAssistant
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
- Aspiration - Pulmonary ... Diagnosis #Radiology #Pulmonary ... HRCT #ChestCT #Differential ... #Table #Distribution ... #Upper #Lower #RadiologyAssistant
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
in number, the distribution ... periplymphatic distribution ... Diagnosis #Radiology #Pulmonary ... MultipleNodules #Nodules #Differential ... #Algorithm #RadiologyAssistant
Perilymphatic distribution
Perilymphatic nodules are most commonly seen in sarcoidosis.
They also occur in silicosis, coal-worker's pneumoconiosis and
Perilymphatic distribution ... the overlap in differential ... Diagnosis #Radiology #Pulmonary ... Perilymphatic #Nodular #Differential ... #RadiologyAssistant
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
Differential diagnosis ... Chronic diseases ... the pattern of distribution ... Diagnosis #Radiology #Pulmonary ... #Table #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
perilymphatic distribution ... perilymphatic distribution ... Diagnosis #Radiology #Pulmonary ... NodularPattern #Differential ... Comparison #Table #RadiologyAssistant
Notice that there are multiple densities in both lungs.
The larger ones are ill-defined and maybe there
is a peripheral distribution ... month history of chronic ... dealing with the differential ... diagnosis of chronic ... OrganizingPneumonia #BOOP #RadiologyAssistant
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
very important to differentiate ... will limit the differential ... Diagnosis #Radiology #Pulmonary ... #Differential # ... RadiologyAssistant