9 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Centrilobular emphysema ... #Diagnosis #Radiology ... #CTChest #Cystic ... #Cysts #Differential ... #Comparison #Table
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
Centrilobular emphysema ... #Clinical #Radiology ... #HRCT #CTChest ... #Pattern #Comparison ... #Table #RadiologyAssistant
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Centrilobular emphysema ... ; smoking history ... #Clinical #Radiology ... #HRCT #CTChest ... #Pattern #Comparison
Appearance of Liver Lesions on Computed Tomography (CT) - Arterial Phase, Portal Venous Phase and Delayed
Appearance of Liver ... nodule, Hepatic cyst ... #radiology #differential ... #diagnosis #comparison ... #table #appearance
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
we describe a chest ... #Table #CavitaryLesion ... #Cavity #Cyst # ... Lung #Pulmonary ... #Diagnosis #Radiology
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
associated pulmonary ... #Clinical #Diagnosis ... #Radiology #CTChest ... #Cavity #Cyst # ... Emphysema #Comparison
Appearance of Liver Lesions on Various Imaging Modalities
 • Computed Tomography (CT) - Arterial Phase, Portal
Appearance of Liver ... #MRI #POCUS #radiology ... #differential # ... diagnosis #comparison ... #table #appearance
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
before the typical cysts ... #Clinical #Diagnosis ... #Radiology #Pulmonary ... #CTChest #Nodular ... #Comparison #Table
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
neuroexam - Oral cavity ... Medical history ... Change in clinical ... one post op Cardiology ... change CV risk Chest