Kidney stones can be diagnosed and confirmed by
The correct option is C ultrasound scanning
Kidney stones are insoluble deposits of salt crystals inside the kidney. Blood in urine, severe stomach ache, fever, vomiting, backache etc. are some of the symptoms of kidney stones. But these symptoms are not exclusive for kidney stones. Thus various imaging techniques like ultrasound scan and computed tomography are better methods to diagnose and confirm kidney stones.