9 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Cystic LCH: - LAM ... child-bearing age ... Diagnosis #Radiology #CTChest ... #Cystic #Cysts ... #Differential #Comparison
Age of Ossification of Carpal Bones
Capitate - 1 Month
Hamate - 2 Months
Triquetral - 3 Years
Lunate -
Age of Ossification ... Hamate - 2 Months Triquetral ... me remember the age ... of ossification ... #Age #Carpal #Bones
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
(LAM): uniform cysts ... child-bearing age ... bizarre shaped cysts ... Radiology #HRCT #CTChest ... #Pattern #Comparison
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
(LAM): regular cysts ... child-bearing age ... Radiology #HRCT #CTChest ... LowAttenuation #Cystic ... #Pattern #Comparison
Ossification of Carpal Bones

It’s always tricky to remember the age of ossification of the carpal bones
Ossification of ... to remember the age ... of ossification ... refresher on the age ... -6-7 years for Triquetral
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
Cysts occur without ... are seen in patients ... Diagnosis #Radiology #CTChest ... #Cavity #Cyst # ... Emphysema #Comparison
Asthma vs COPD Presentation and Diagnosis
Asthma:
 • Epidemiology: Age usually < 45, History (personal or family)
Epidemiology: Age ... Dyspnea, Wheeze, Chest ... Epidemiology: Age ... Cyanosis, Barrel chest ... #Asthma #COPD #comparison
Hodgkin's Lymphoma vs Non-Hodgkin's Lymphoma - Comparison

Hodgkin's Lymphoma:
 • Epidemiology: young adults 20-30, older 50-70
 •
Non-Hodgkin's Lymphoma - Comparison ... underarms, or chest ... spleen or liver are ... Increases with age ... #NonHodgkins #comparison
Lymphangioleiomyomatosis- Computed tomography of the chest, reconstructed in the coronal plane at the level of the
tomography of the chest ... numerous thin-walled cysts ... markers lined the cyst ... affect women of all ages ... with the average age