25 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Cystic LCH: - LAM ... Centrilobular emphysema ... central dot. - LIP #Clinical ... #Diagnosis #Radiology ... #CTChest #Cystic
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
(LAM): uniform cysts ... bizarre shaped cysts ... Centrilobular emphysema ... #Clinical #Radiology ... #HRCT #CTChest
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Centrilobular emphysema ... (LAM): regular cysts ... #Clinical #Radiology ... #HRCT #CTChest ... LowAttenuation #Cystic
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
These include: - Emphysema ... - Lung cysts (LAM ... attenuation pattern can ... #Diagnosis #Radiology ... #Pulmonary #CTChest
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
Cavities can heal ... associated pulmonary emphysema ... #Clinical #Diagnosis ... #Radiology #CTChest ... Emphysema #Comparison
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
caused by multiple cysts ... Emphysema however ... #Clinical #Radiology ... #CXR #CTChest # ... Histiocytosis #Cystic
Palpable Skin Crepitus on Physical Exam

Notice these air bubbles under the skin. An 86-year-old woman with
insertion of a chest ... neck (shown in video ... the head, neck, chest ... #PhysicalExam #Clinical ... #Video
Emphysema, when it is severe, can mimick Langerhans cell histiosytosis.
When it extends beyond the centrilobular area
Emphysema, when ... it is severe, can ... look as if it is cystic ... #Clinical #Radiology ... #CTChest #Emphysema
Empyema Necessitans (EN) on Chest POCUS

Pulmonary teaching case: you are called to the bedside of a
Empyema Necessitans ... This is Empyema ... Because Empyema ... pleural space, fluid can ... #clinical #video
Empyema Necessitans (EN) on Chest Wall Physical Examination

Pulmonary teaching case: you are called to the bedside
Empyema Necessitans ... This is Empyema ... pleural space, fluid can ... #PhysicalExam #clinical ... #video #pulmonary