A middle aged man presents with progressive atrophy & weakness of hand & forearms. On examination he is found to have slight spasticity of the leg, genera-lized hyperreflexia and increased signal in the coico-spinal tracts on T2 weighted MRI. The most likely diagnosis is:

Radiology

A middle aged man presents with progressive atrophy & weakness of hand & forearms. On examination he is found to have slight spasticity of the leg, genera-lized hyperreflexia and increased signal in the coico-spinal tracts on T2 weighted MRI. The most likely diagnosis is:

All of the following form radiolucent stones except:

The usual radiographic appearance of an osteosarcoma is:

A middle aged female presents with slowly progressive weakness of lower limbs,…