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Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... cysts have thick walls ... #Diagnosis #Radiology ... #Pulmonary #CXR ... #Differential #
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
- Cells - tumor ... to look at the pattern ... idiopathic it is called ... #Diagnosis #Radiology ... #Pulmonary #CXR
Diffuse consolidation
The most common cause of diffuse consolidation is pulmonary edema due to heart failure.
This is
This is also called ... cardiogenic edema, to differentiate ... #Diagnosis #Radiology ... #Pulmonary #CXR ... Consolidation #Differential
Batwing
A bilateral perihilar distribution of consolidation is also called a Batwing distribution.
The sparing of the periphery
consolidation is also called ... most typical of pulmonary ... consolidation is called ... #Diagnosis #Radiology ... #CXR #Batwing #
When a rib fracture heals, the callus formation may create a mass-like appearance (blue arrow).
Sometimes a
fracture heals, the callus ... is necessary to differentiate ... #Clinical #Radiology ... #CXR #Old #RibFracture ... #Callus #Pseudotumor
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
inflammation or tumor cells ... in ground glass pattern ... bronchiolitis #Diagnosis #Radiology ... #Pulmonary #CTChest ... #GroundGlass #Differential
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
infiltration by cells ... results in a pattern ... in interstitial pulmonary ... #Diagnosis #Radiology ... #Pulmonary #HRCT
Summary of Oncologic Emergencies

Neutropenic fever:
- Fever + ANC < 500 → start cefepime ± vancomycin (if
replacement Cord ... interventional radiology ... “big & sticky” cells ... ± tocilizumab; call ... renal failure, pulmonary
Peripartum Cardiomyopathy (PPCM)

What is PPCM?
• A form of acute systolic heart failure that develops late in
vessels, harms heart cells ... , selenium) Differential ... dysfunction • Pulmonary ... congestion on a CXR ... Cardiomyopathy #Cardiology