33 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
These include: - Emphysema ... #Diagnosis #Radiology ... Differential #Diagram #Comparison ... TractionBronchiectasis #Cysts #Emphysema ... #SignetRing #RadiologyAssistant
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... Centrilobular emphysema ... #Radiology #CTChest ... #Differential #Comparison ... #Table #RadiologyAssistant
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
Centrilobular emphysema ... #Clinical #Radiology ... Cystic #Pattern #Comparison ... #Table #RadiologyAssistant
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Centrilobular emphysema ... #Clinical #Radiology ... Cystic #Pattern #Comparison ... #Table #RadiologyAssistant
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
(centrilobular emphysema ... Pulmonary edema #Diagnosis ... #Radiology #Pulmonary ... #Upper #Lower #RadiologyAssistant
MRI Brain Sequence Comparison: T1 vs T2 vs FLAIR
T1:
 - CSF is Dark
 - Grey Matter
Brain Sequence Comparison ... vs FLAIR T1: - CSF ... FLAIR #MRI #Brain #Comparison ... #clinical #radiology ... #diagnosis #neurology
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
the differential diagnosis ... #Clinical #Diagnosis ... #Radiology #CTChest ... #Cavity #Cyst #Emphysema ... #Comparison #RadiologyAssistant
On the left a patient who had a CT to rule out pulmonary embolism.
There is a
The diagnosis based ... #Clinical #Radiology ... SeptalThickening #CHF ... #RadiologyAssistant
On the left three different patients with lung cysts.
From left to right: Lymphangiomyomatosis, LIP and Langerhans
#Clinical #Diagnosis ... #Radiology #CTChest ... #Cystic #Comparison ... Histiocytosis #RadiologyAssistant
Abdominojugular (Hepatojugular) Reflux

Described by Pasteur in 1885 as a physical sign of TR. Still useful for
Still useful for diagnosis ... of CHF with reasonable ... PhysicalExam #Clinical #Video ... #VolumeStatus #Cardiology