Table 6.8Dynamic renal imaging compared with DMSA scan to detect renal parenchymal defects

StudyTest details; timeDefinition of positive resultReference standard; definition of positive result; timeUnit of analysisSensitivitySpecificityLR+LR−
Gordon (1992)143Dynamic including micturating (Tc- 99m-MAG3); follow-upNot statedTc-99m-DMSA on follow-up; presence of renal parenchymal defect; follow-upRenal units88.0%88.3%7.10.15
Pickworth (1992)143Dynamic including micturating (Tc- 99m-MAG3); not statedPresence of renal parenchymal defect or VURTc-99m-DMSA; not stated; not statedPatients82.4%94.7%12.60.21

DMSA = dimercaptosuccinic acid scan; MAG3 = mercaptoacetyltrigrycerine; VUR = vesicoureteric reflux.

From: 6, Long-term management

Cover of Urinary Tract Infection in Children
Urinary Tract Infection in Children: Diagnosis, Treatment and Long-term Management.
NICE Clinical Guidelines, No. 54.
National Collaborating Centre for Women's and Children's Health (UK).
London: RCOG Press; 2007 Aug.
Copyright © 2007, National Collaborating Centre for Women’s and Children’s Health.

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