Quantification of Urinary Stone Volume: Attenuation Threshold-based CT Method-A Technical Note
AUTHORS
Demehri
S. ,
Kalra
M.K. ,
Rybicki
F.J. ,
Steigner
M.L. ,
Lang
M.J. ,
Houseman
E.A. ,
Curhan
G.C. ,
Silverman
S.G. .
Radiology. 2011 ; 258(3).
915-922
- PMID: 21339353[PubMed].
ABSTRACT
A method that uses a variable stone attenuation (equal to half of the attenuation of each stone) yielded more accurate and precise volume measurements than a method with a fixed attenuation threshold.