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Case of the Week 555 
What is the most likely diagnosis?
- 18 year-old with slow-growing mass in foot
Frontal radiograph of the foot
- Pigmented Villonodular Synovitis
- Gout
- Synovial Chondromatosis
- Synovial Sarcoma
- Renal Cell Carcinoma
Additional Images - None
Additional Images
None
Answer:
4. Synovial Sarcoma
More (Click Discussion Tab)
Synovial Sarcoma
General Considerations
- Middle-aged and older adults
- Most frequent presentation: painful
swelling of the knee - Predisposition for lower extremity
- It is a malignancy
- Can occur at any age
- Usually third and fourth decades
- Usually are extra-articular
MORE . . .
.
This Week
18 year-old with slow-growing mass in foot |
Some of the fundamentals of interpreting chest images |
The top diagnostic imaging diagnoses that all medical students should recognize according to the Alliance of Medical Student Educators in Radiology |
Recognizing normal and key abnormal intestinal gas patterns, free air and abdominal calcifications |
Recognizing the parameters that define a good chest x-ray; avoiding common pitfalls |
How to recognize the most common arthritides |
LearningRadiology
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| LearningRadiology.com |
is an award-winning educational website aimed primarily at medical students and radiology residents-in-training, containing lectures, handouts, images, Cases of the Week, archives of cases, quizzes, flashcards of differential diagnoses and “most commons” lists, primarily in the areas of chest, GI, GU cardiac, bone and neuroradiology. |
