9 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Cystic LCH: - LAM ... : round cysts, evenly ... #Diagnosis #Radiology ... #Cysts #Differential ... #Comparison #Table
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
Lymphangiomyomatosis (LAM ... ): uniform cysts ... bizarre shaped cysts ... #Clinical #Radiology ... #Pattern #Comparison
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
multiple thick walled cysts ... Lymphangiomyomatosis (LAM ... ): regular cysts ... #Clinical #Radiology ... #Pattern #Comparison
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 #LIP #Histiocytosis
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
Emphysema - Lung cysts ... (LAM, LIP, Langerhans ... pattern can be readily ... #Diagnosis #Radiology ... TractionBronchiectasis #Cysts
There is a hydropneumothorax.
Notice the air-fluid level (blue arrow).
The upper lobe is still attached to the
There is a lung cyst ... small airways leading ... to pulmonary cyst ... #Clinical #Radiology ... #CXR #Pneumothorax
There is a hydropneumothorax.
Notice the air-fluid level.
The upper lobe is still attached to the chest wall
There is a lung cyst ... small airways leading ... to pulmonary cyst ... #Clinical #Radiology ... #CXR #Pneumothorax
Intracardiac Septal Masses / Thickening on Echocardiogram - Differential Diagnosis - 4 separate cases:
Case 1: LV
Case 4: Hydatid Cyst ... Echocardiogram #clinical ... #a4c #comparison ... Differential #Diagnosis #cardiology
Huge mural thrombus occupying 1/3 the LV.
MI effecting [LAD territory]

In PLAX view, The unechoic line between
MI effecting [LAD ... fibroma and hydatid cyst ... Mural #Thrombus #clinical ... #cardiology #echocardiogram ... #pocus #a4c