Orthopaedics A classical expansile lytic lesion in the transverse process of a vertebra is seen in – A Osteosarcoma B Aneurysmal bone cyst C Osteoblastoma D Metastasis 💡 Explanation A classical expansile lytic lesion in the transverse process of a vertebra is seen in - ✓ Correct Answer: B. Aneurysmal bone cyst