10 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
The fourth pattern ... low attenuation pattern ... Pulmonary #CTChest #LowAttenuation ... Differential #Diagram #Comparison ... Emphysema #SignetRing #RadiologyAssistant
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
Low Attenuation pattern ... HRCT #CTChest #LowAttenuation ... #Cystic #Pattern ... #Comparison #Table ... #RadiologyAssistant
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Low Attenuation pattern ... HRCT #CTChest #LowAttenuation ... #Cystic #Pattern ... #Comparison #Table ... #RadiologyAssistant
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Nodular pattern ... Hypersensitivity pneumonitis: ill ... CTChest #Nodular #Pattern ... #Comparison #Table ... #RadiologyAssistant
VExUS - Venous Excess Ultrasound Score 
Grade 0 - IVC grade < 3, HD grade 0,
normal HV/PV/RV patterns ... flow pattern abnormalities ... with severe flow pattern ... Congestion #Diagnosis #POCUS ... #Clinical #Grading
Venous Excess Ultrasound (VExUS) - Fluid Overload and Venous Congestion Assessment
Step 1: IVC Diameter: If >2cm,
or Mildly Abnl Patterns ... Severely Abnl Pattern ... Severely Abnl Patterns ... VExUS #diagnosis #pocus ... #congestion #grading
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
with a nodular pattern ... bronchiolitis: ill ... CTChest #Nodular #Pattern ... #Differential #Comparison ... #Table #RadiologyAssistant
Intrapartum Abnormal Fetal HR Tracing - Causes of Variability & Decelerations - Differential Diagnosis Algorithm
Minimal/Absent Variability
Abnormal Fetal HR Tracing ... Differential Diagnosis Algorithm ... > 25 bpm): • Mild ... hypoxia Sinusoidal Pattern ... Differential #Diagnosis #Algorithm
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 ... Interpretation #Algorithm ... #ILD #RadiologyAssistant
Lobar atelectasis or lobar collaps is an important finding on a chest x-ray and has a
produces only mild ... Lobar #Collapse #Patterns ... #Comparison #RadiologyAssistant