11 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
: 'signet ring sign ... Centrilobular emphysema ... central dot. - LIP #Clinical ... #CTChest #Cystic ... #Differential #Comparison
Hoover's Sign

Hoover’s sign refers to inward movement of the lower rib cage during inspiration- instead of
more specifically emphysema ... hyperexpansion of the lungs ... Pulmonary #COPD ... #PhysicalExam #Video ... #Clinical #Breathing
Empyema Necessitans (EN) on Chest POCUS

Pulmonary teaching case: you are called to the bedside of a
Pulmonary teaching ... #clinical #video ... #POCUS #pulmonary ... #respiratory #Chest ... #Lung
Stage I - Redistribution
In a normal chest film with the patient standing erect, the pulmonary vessels
In daily clinical ... In these cases comparison ... during a period of CHF ... #Clinical #Radiology ... #CXR #CHF #Cephalization
Split Pleura Sign on Chest CT
 • Contrast enhancement of the parietal and visceral pleura, separated
Split Pleura Sign ... effusion • DDx: Empyema ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
Respiratory bronchiolitis ... #Clinical #Diagnosis ... #Radiology #Pulmonary ... #CTChest #Nodular ... #Differential #Comparison
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
the surrounding lung ... without associated pulmonary ... #Clinical #Diagnosis ... #Radiology #CTChest ... #Comparison #RadiologyAssistant
Tram Track Sign on Chest CT
 • Parallel, non-tapering airways, extending to the lung periphery.
 •
Tram Track Sign ... bronchiectasis, CF ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Increased pulmonary venous pressure is related to the pulmonary capillary wedge pressure (PCWP) and can be
features on the chest ... film (Table). ... In daily clinical ... chronic obstructive lung ... #CHF #CXR #Stages
It can be difficult to distinguish these three entities.
There are two diagnostic hints for further differentiation:
-
bronchiolitis or chronic pulmonary ... right with the pulmonary ... penicillamine) #Clinical ... #Radiology #CTChest ... #Attenuation #Comparison