1 MCQs in Pathology for NEET PG
A 15-year-old boy presents with 3 months of progressive deep-seated pain around the right knee, worse at night and with activity. Examination reveals a 10 cm firm, tender, fixed mass over the distal right femoral metaphysis with local warmth and superficial venous prominence. Plain radiographs show a mixed lytic-sclerotic lesion of the distal femoral metaphysis with cortical breach and spiculated "sunburst" periosteal reaction. MRI demonstrates an extensive metaphyseal tumor with soft-tissue extension. Core-needle biopsy confirms osteosarcoma. After neoadjuvant chemotherapy and wide resection, gross pathology of the specimen reveals the structure marked **B** in the diagram. Which of the following best describes the gross pathological appearance of this lesion?
Ready to test yourself?
Test your Pathology knowledge with AI-powered MCQs and detailed explanations — no signup required to try.
Sign up free and practice all 1 Osteosarcoma Metaphysis Femur MCQs with AI-powered explanations tailored to your performance.
Create Free Account