MEDizzy
MEDizzy
Sheeza Basharat
Sheeza Basharatover 2 years ago
Lytic Metastasis due to Renal Cell Carcinoma

Lytic Metastasis due to Renal Cell Carcinoma

OSSEOUS METASTASES: šŸ”“ can appear non-aggressive or aggressive šŸ”“ lung cancer most common primary overall šŸ”“ breast cancer in women, often osteoblastic metastases šŸ”“ prostate in men most common cause of osteoblastic metastases šŸ”“ distribution matches red marrow, rare beyond elbow and knees šŸ”“ fractures that should make you think underlying lesion such as metastasis: -- subtrochanteric femur or humerus transverse fracture -- lesser trochanter avulsion fracture in adult šŸ”“ beware diffuse increased bone density in extensive osteosclerotic metastases - easy to miss šŸ”“ expansile "blow out" lytic metastases; think renal cell carcinoma or thyroid carcinoma šŸ”“ absent pedicle "winking owl sign" on frontal spine radiographs in lytic posterior element involvement.

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