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Juxta-articular chondroma Kaposi's Sarcoma Large cell lymphoma, Leimyosarcoma, Leiomyosarcoma, Letterer-Siwe disease, Leukemia, Low-grade intramedullary osteogenic sarcoma, Lumbosacral lipoma, Lymphangioma, Lymphangiomatosis, Lymphoma, Lymphoma pseudotumor (Actual: radiation osteitis), Lymphoma pseudotumor (Actual: stress fracture), Lymphoma with secondary osteogenic sarcoma Maffucci's Syndrome, Maligant fibrous histiocytoma pseudotumor (Actual: Hematoma), Malignant fibrous histiocytoma (MFH).
Osteoid osteoma pseudotumor (Stress fracture) - Proximal femur - MRI
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Osteoid osteoma pseudotumor (Stress fracture) - Proximal femur - MRI
  • Case ID: 47
  • Diagnosis: Osteoid osteoma pseudotumor (Stress fracture)
  • Category: Pseudotumors
  • Category Type: Osteoid-forming
  • Category Sub Type: Benign
  • Location: Proximal femur
  • Sub Location: Intramedullary
  • Age: 50
  • Sex: F
  • Treatment: Observation
  • Image ID: 1111
  • Image Type: MRI
  • Images relating to this case: 1109 , 1110 , 1111.

Coronal T2-weighted MRI shows a stress fracture line running vertically through the neck of the femur surrounded by extensive edema in the marrow and evidence of periosteal edema outside the neck of the femur as well. Her symptoms of pain resolved spontaneously after two months on crutches.


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