Antenatal Ultrasonographic Anteroposterior Renal Pelvis Diameter Measurement: Is It a Reliable Way of Defining Fetal Hydronephrosis?

<table>Histogram of interobserver differences for the anteroposterior renal pelvis diameter measurements (by Bland and Altman plot); APD: anteroposterior renal pelvis diameter; SD: standard deviation.</table>

Obstetrics and Gynecology International

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Figure 3

Figure 3: Antenatal Ultrasonographic Anteroposterior Renal Pelvis Diameter Measurement: Is It a Reliable Way of Defining Fetal Hydronephrosis? 