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Case of the Week 321 
What's the most likely diagnosis?
- 81 year-old man with bowed legs
Frontal and lateral views of the left femur
- Ewing's sarcoma
- Rheumatoid arthritis
- Multiple myeloma
- Paget's disease
- Fibrous dysplasia
Additional Image - None
Additional Image
No additional images
Answer:
4. Paget's Disease
More (Click Discussion Tab)
Paget's Disease of the Femur
General Considerations
- Femur is one of the bones most commonly involved by Paget’s disease
- Pelvis is most common
- There is accelerated bone turnover in Paget’s at active sites resulting in bones that have
- Coarsened trabeculae
- Thickened cortices, and
- Are mechanically inferior to normal bones
- Bone softening leads not only to bowing of long bones, but also
- Platybasia of skull
- Acetabulo protrusio
- Pathologic fractures
This Week
81 year-old with bowed legs |
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A mobile version for your PDA or internet-enabled smartphone with lists of differential diagnoses, most commons and more |
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LearningRadiology.com is an award-winning educational site aimed primarily at medical students and radiology residents-in-training, containing lectures, handouts, images, Cases of the Week, archives of case quizzes, flashcards of differential diagnoses and “most commons” lists, primarily in the areas of chest, GI, cardiac, and bone radiology.
