RT Journal Article SR Electronic T1 Diuretic Renal Scintigraphy Protocol Considerations JF Journal of Nuclear Medicine Technology JO J. Nucl. Med. Technol. FD Society of Nuclear Medicine SP jnmt.121.263654 DO 10.2967/jnmt.121.263654 A1 Kevin P. Banks A1 Mary Beth Farrell A1 Justin G. Peacock YR 2022 UL http://tech.snmjournals.org/content/early/2022/05/24/jnmt.121.263654.abstract AB Diuretic renal scintigraphy plays a critical diagnostic role by providing a physiologic means for differentiating between obstructive and nonobstructive hydronephrosis as well as assessing the function of the affected kidney. The exam accuracy is highly dependent upon and benefits from close attention to the protocol. This article reviews kidney anatomy and physiology, patient preparation, available radiopharmaceuticals, diuretic administration, acquisition, processing, quantification, and interpretation criteria.