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What is For renal stone, diagnosis is not done by – a) IVPb) MRIc) PET-Scand) USGe) CT scan and explain in detail?
Radiological investigations used for urinary stones are : -
	i)    Plane abdominal x-ray (KUB film) → First radiological test.
	ii)   Intravenous pyelogram (IVP).
	iii)  Non-contrast helical CT → Investigation of choice.
	iv)  USG