31 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
: round cysts, evenly ... central dot. - LIP ... Diagnosis #Radiology #CTChest ... #Cystic #Cysts ... #Differential #Comparison
Liver Mass - Differential Diagnosis Algorithm
Benign Cystic 
 • Cyst
 • Polycystic Liver Disease
 • Caroli's
Liver Mass - Differential ... • Cyst • Polycystic ... Cystadenoma • Hydatid Cyst ... Mass #Hepatology #Differential ... Diagnosis #Algorithm #Causes
Liver Mass - Differential Diagnosis Algorithm
Cystic:
 • Benign 
     - Simple: Simple
Liver Mass - Differential ... Simple: Simple cyst ... Complex: Hydatid Cyst ... #Mass #Differential ... Diagnosis #Algorithm #Causes
On the left three different patients with lung cysts.
From left to right: Lymphangiomyomatosis, LIP and Langerhans
patients with lung cysts ... Lymphangiomyomatosis, LIP ... Diagnosis #Radiology #CTChest ... #Cystic #Comparison ... #LAM #LIP #Histiocytosis
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
between cavities and cysts ... them from cysts ... Cysts occur without ... Cysts usually contain ... #Cavity #Cyst #
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
Emphysema - Lung cysts ... Radiology #Pulmonary #CTChest ... LowAttenuation #Differential ... #Diagram #Comparison ... TractionBronchiectasis #Cysts
Neck Mass - Differential Diagnosis Framework
Inflammatory:
 • Viral (reactive): EBV, HIV
 • Bacterial: Staph/Strep, Tularemia, Brucella
reactive): EBV, HIV ... Thyroglossal Duct Cyst ... Branchial Cleft Cyst ... Benign: Lipoma, Cyst ... #Diagnosis #causes
Elevated Amylase (Hyperamylasemia)- Differential Diagnosis Algorithm
Pancreatic causes:
 - Pancreatic cancer
 - Complications pancreatitis: eg pseudocyst
 -
Hyperamylasemia)- Differential ... Algorithm Pancreatic causes ... pseudocyst - Cystic ... Non-pancreatic causes ... fallopian tube cysts
Causes of Acute Liver Injury - Differential Diagnosis
Hepatocellular - Liver Parenchyma
 • Infectious: Hepatitis C, A,
Causes of Acute ... Liver Injury - Differential ... ° PBC, 1° PSC, Cystic ... Ascariasis, Choledochal Cyst ... #Diagnosis #Causes
Bone Lesion on X-Ray - Differential Diagnosis Algorithm 
Exostotic
 • Osteochondroma
Asymptomatic &/or Non-Active Bone Scam
 •
Lesion on X-Ray - Differential ... Unicameral Bone Cysts ... Aneurysmal Bone Cysts ... Fibroma Multiple Lytic ... #Orthopedics #Causes