19 results
Primary Bone Tumors - Differential Diagnosis Algorithm 

Metastatic - Most common tumour in adults
 - Breast
Differential Diagnosis Algorithm ... in adults - Breast ... - Thyroid - Lung ... Differential #Diagnosis #Algorithm ... Causes #Oncology #Radiology
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
with peripheral areas ... presenting as areas ... consolidation #Clinical #Radiology ... HighAttenuation #Pattern #Comparison ... #Table #RadiologyAssistant
Malignant Bone Tumors: Pathogenesis of X-ray appearance

 • Metastatic bone tumors (aka. cancerous cells from systemic
Malignant Bone Tumors ... metastasis: • Breast ... • Lung. thvroid ... and renal cancer bone ... BoneTumors #Malignant #Radiology
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
low attenuation areas ... #Clinical #Radiology ... Cystic #Pattern #Comparison ... #Table #RadiologyAssistant
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
6 mSv 2 years BONE ... ) — Lung Cancer ... #PatientInfo #Radiology ... #Nuclear #Comparison ... #Table #Risks #
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
low attenuation areas ... #Clinical #Radiology ... Cystic #Pattern #Comparison ... #Table #RadiologyAssistant
Estimated Medical Radiation Doses for 5 Year-Old Child

3-view ankle	0.0015 mSv	1/14th CXRs
2-view chest	0.02 mSv	1 CXRs
Anteroposterior and lateral
99m radionuclide bone ... 50 CXRs Head CT ... #PatientInfo #Radiology ... #Nuclear #Comparison ... #Table #Risks #
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
terms to describe areas ... lucencies within the lung ... is to describe areas ... #Differential #Table ... Pulmonary #Diagnosis #Radiology
Cardiac Event Monitors
 • Holter Monitor - Records every heart beat for 24-48 hours
 • Loop/Event
Records every heart beat ... Loop recorder - Long ... Monitors #heart #cardiology ... telemetry #devices #comparison ... #table
Head Cheese Sign on Chest CT
 • Juxtaposition of distinct radiographic areas of low, normal and
Sign on Chest CT ... distinct radiographic areas ... #Cheese #Sign #CT ... #Lung #Pulmonary ... #diagnosis #radiology