title: I am a 54-year-old man with a history of kidney stones. My doctor recently sent me for a "spiral CT scan." What is the difference between a spiral scan and a regular CT scan?
authors.forename: H B
authors.initials: HB
authors.lastname: Simon
mesh_terms: D006801:Humans; D007669:Kidney Calculi / Q000000981:diagnostic imaging*; D008297:Male; D008875:Middle Aged; D014057:Tomography, X-Ray Computed / Q000379:methods*