45 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... Clinical #Diagnosis #Radiology ... #Cysts #Differential ... #Comparison #Table ... #RadiologyAssistant
On the left three different patients with lung cysts.
From left to right: Lymphangiomyomatosis, LIP and Langerhans
patients with lung cysts ... Clinical #Diagnosis #Radiology ... #CTChest #Cystic ... #Comparison #LAM ... Histiocytosis #RadiologyAssistant
Kussmaul's sign - JVP

This patient has Kussmaul's sign, an increase in apparent JVP/CVP with inspiration. While
Kussmaul's sign - JVP ... increase in apparent JVP ... you'll see it more ... Kussmauls #Sign #PhysicalExam ... #Neck #Veins #Cardiology
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
(LAM): uniform cysts ... bizarre shaped cysts ... #Clinical #Radiology ... #Pattern #Comparison ... #Table #RadiologyAssistant
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
(LAM): regular cysts ... #Clinical #Radiology ... LowAttenuation #Cystic ... #Pattern #Comparison ... #Table #RadiologyAssistant
Antecubital Vein examination to estimate JVP/CVP

In this video, the antecubital veins move between 

Below [RA +
be easier and more ... > overestimate JVP ... Antecubital #Vein #PhysicalExam ... #JVP #estimation ... Video #estimate #Cardiology
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
Emphysema - Lung cysts ... #Diagnosis #Radiology ... LowAttenuation #Differential ... #Diagram #Comparison ... Emphysema #SignetRing #RadiologyAssistant
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
In the differential ... To differentiate ... Clinical #Diagnosis #Radiology ... #Emphysema #Comparison ... #RadiologyAssistant
Abdominojugular (Hepatojugular) Reflux

Described by Pasteur in 1885 as a physical sign of TR. Still useful for
Positive reflux=No more ... Hepatojugular #Reflux #PhysicalExam ... Clinical #Video #JVP ... #VolumeStatus #Cardiology
Mediastinal masses are discussed in more detail in Mediastinal masses.
Here is just a brief overview. #Diagnosis
are discussed in more ... #Diagnosis #Radiology ... Mediastinal #Mass #Differential ... Middle #Posterior #RadiologyAssistant