12 results
Primary Bone Tumors - Differential Diagnosis Algorithm 

Metastatic - Most common tumour in adults
 - Breast
- Differential ... Diagnosis Algorithm ... in adults - Breast ... - Thyroid - Lung ... Non-Malignant • Giant Cell
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
with peripheral areas ... presenting as areas ... Broncho-alveolar cell ... #HRCT #CTChest ... #Comparison #Table
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
LIP, Langerhans cell ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... LowAttenuation #Differential ... #Diagram #Comparison
Hypercalcemia of Malignancy - Pathophysiology
PTH-mediated
 • Parathyroid cancer
 • Ectopic production: Small cell lung cancer, ovarian
lung cancer, ovarian ... of lung, Renal ... Cell, Breast Cancer ... Pathophysiology #Differential ... #Diagnosis #algorithm
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
low attenuation areas ... Langerhans cell ... #Clinical #Radiology ... #HRCT #CTChest ... #Comparison #Table
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
inflammation or tumor cells ... or interstitial lung ... in ground glass pattern ... #Pulmonary #CTChest ... #GroundGlass #Differential
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Liver Injury - Differential ... Diagnosis Algorithm ... Infiltration: Often breast ... lung CA, lymphoma ... hemolysis) • ALP: Bone
Chronic hypersensitivity pneumonitis (2)
The case on the left shows an inspiratory and expiratory scan: the mosaic
with areas of ground-glass ... attenuation and areas ... mid and lower lung ... included in the differential ... #CTChest #Chronic
On the left two different patients with similarl HRCT findings.
The left one is a smoker with
The left one is ... defined areas of ... #Clinical #Radiology ... #CTChest #RBILD ... #Comparison #HypersensitivityPneumonitis
Squamous-Cell Carcinoma of the Lung- ...Physical examination revealed decreased air entry in the base of the
Squamous-Cell Carcinoma ... A chest radiograph ... that were in his breast ... NEJM #clinical #radiology ... #CT #squamous #