30 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... Cystic LCH: - LAM ... #Cysts #Differential ... #Comparison #Table ... #RadiologyAssistant
Overview of Pancreatic Cysts
True Epithelial Cyst
Serous Cystadenoma (SCA)
Mucinous Cystic Neoplasm (MCN)
Intraductal Papillary Mucinous Neoplasm (IPMN)
Cystic Neuroendocrine
of Pancreatic Cysts ... True Epithelial Cyst ... SCA) Mucinous Cystic ... #comparison #table ... #differential #
On the left three different patients with lung cysts.
From left to right: Lymphangiomyomatosis, LIP and Langerhans
patients with lung cysts ... Radiology #CTChest #Cystic ... #Comparison #LAM ... 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 ... LowAttenuation #Cystic ... #Pattern #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 ... LowAttenuation #Cystic ... #Pattern #Comparison ... #Table #RadiologyAssistant
Pathophysiology of Diabetic Ketoacidosis (DKA) and Hyperglycemic Hyperosmolar Syndrome (HHS)
Absolute Insulin deficit:
 - Type I DM:
pts under large stresses ... to insulin TX, stresses ... pathophysiology #comparison ... #endocrinology
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
Emphysema - Lung cysts ... LowAttenuation #Differential ... #Diagram #Comparison ... TractionBronchiectasis #Cysts ... Emphysema #SignetRing #RadiologyAssistant
Ketosis Disorders - Comparison Table
 • Starvation Ketosis
 • Alcoholic Ketoacidosis (AKA)
 • Diabetic Ketoacidosis (DKA)
Ketosis Disorders - Comparison ... Disorders #ketones #differential ... diagnosis #management #endocrinology ... #comparison #table
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
In the differential ... To differentiate ... them from cysts ... #Emphysema #Comparison ... #RadiologyAssistant
Nodular pattern(2)
1. Sarcoidosis: nodules with perilymphatic distribution, along fissures, adenopathy.
2. TB: Tree-in-bud appearance in a patient
before the typical cysts ... Nodular #Pattern #Comparison ... #Table #RadiologyAssistant