The Capabilities and Limitations of Clinical Magnetic Resonance Imaging for Detecting Kidney Stones: A Retrospective Study

Figure 4

Study design and results. Following Steps  1 and 2, 138 CT-confirmed stones represented the included cases. Green boxes represent number and % detected by MRI at each step; blue boxes represent those not detected by MRI at each step. = overall final MRI detected rate.

(a) Initial review of 160 MRI and CT scans

(b) 138 CT-confirmed kidney stones: results of Steps  1–4