5Prunel P,Verhoest G,Boudry G,et al. Impact of low dose CT in the diagnosis and treatment of renal colic in emer- gency department[J]. Prog Urol, 2010,20(9): 633 637.
6Quirke M, Divilly F, O' Kelly P, et al. Imaging patients with renal colic: a comparative analysis of the impact of non-contrast helical computed tomography versus intravenous pyelography on the speed of patient processing in the emergency department[J]. Emerg Med J, 2011, 28 (3) : 197-200.
7Kim BS, Hwang IK, Choi YW, et al. Low dose and stan dard-dose unenhanced helical computed tomography for the assessment of acute renal colic:prospective compara- tive stud[J]. Acta Radiol,2005,46(7) : 756-763.
8Poletti PA, Platon A, Rutschmann OT, et al. Abdominal plain film in patients admitted with clinical suspicion of renal colic: should it be replaced by low-dose computed tomography[J]. Urology, 2006,67 (1) : 64- 68.
9Tartari S, Rizzati R, Righi R, et al. Low-dose unenhanced CT protocols according to individual body size for evalua- ting suspected renal colic:cumulative radiation exposures [J]. Radiol Med,2010,115(1) :105-114.
10Goldstone A,Bushnell A. Does diagnosis change as a re- sult of repeat renal colic computed tomography scan in patients with a history of kidney stones[J]. Am J Emerg Med,2010,28(3) :291-295.