A previously healthy 61 – year – old woman presents with a 3 – week history of altered bowel habit and rectal bleeding. She refuses to undergo colonoscopy. Which of the following is next best investigation?

Radiology

A previously healthy 61 – year – old woman presents with a 3 – week history of altered bowel habit and rectal bleeding. She refuses to undergo colonoscopy. Which of the following is next best investigation?

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,…