260 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 ... Clinical #Diagnosis #Radiology ... #CTChest #Cystic ... 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 ... Histiocytosis #RadiologyAssistant
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 ... LowAttenuation #Cystic ... Comparison #Table #RadiologyAssistant
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
multiple thick walled cysts ... (LAM): regular cysts ... #Clinical #Radiology ... LowAttenuation #Cystic ... Comparison #Table #RadiologyAssistant
Liver Mass - Differential Diagnosis Algorithm
Cystic:
 • Benign 
     - Simple: Simple
Diagnosis Algorithm Cystic ... Simple: Simple cyst ... Complex: Hydatid Cyst ... Benign - Infectious ... Diagnosis #Algorithm #Causes
Liver Mass Differential Diagnosis
Solid:
 • Benign: Hepatic Hemangioma, Focal nodular hyperplasia, Hepatocellular adenoma, Regenerative nodules
 •
Cholangiocarcinoma, Metastases Cystic ... disease, Biliary cysts ... Cystadenocarcinoma, Primary SCC Infectious ... Diagnosis #hepatology #Radiology
Causes of Nail Clubbing - Mnemonic 
Cyanotic Heart Disease, Cystic Fibrosis
Lung Cancer, Lung abscess 
Ulcerative Colitis
Causes of Nail Clubbing ... Heart Disease, Cystic ... Benign Mesothelioma Infective ... #Differential #Causes
Interstitial pneumonias
An acute reticular pattern is most frequently caused by interstitial edema due to cardiac heart
most frequently caused ... The other cause ... This was a PCP-infection ... #Clinical #Radiology ... Pneumonia #PJP #RadiologyAssistant
Elevated Amylase (Hyperamylasemia)- Differential Diagnosis Algorithm
Pancreatic causes:
 - Pancreatic cancer
 - Complications pancreatitis: eg pseudocyst
 -
Algorithm Pancreatic causes ... pseudocyst - Cystic ... Non-pancreatic causes ... radiation, trauma, infection ... fallopian tube cysts
Tree in Bud Sign
The Tree-in-Bud sign represents Endobronchial spread in a linear branching pattern and centrilobular
It is caused by ... actually seen in all causes ... of infective bronchiolitis ... like cystic fibrosis ... diagnosis #clinical #radiology