Nayi research ke mutabiq, 2023 mein U.S. ke 93 million CT scans future mein 100,000 se zyada cancer cases ka sabab ban sakte hain. jismein 10,000 bacche shamil hoskate hein. CT scans useful hain lekin radiation risk barhata hai. Experts keh rahe hain: sirf zaroorat pe scan ho aur dose patient ki age/organ ke hisaab se set ki jaye.