RT Journal Article SR Electronic T1 Hypercalciuria as a cause of persistent or recurrent haematuria. JF Archives of Disease in Childhood JO Arch Dis Child FD BMJ Publishing Group Ltd and Royal College of Paediatrics and Child Health SP 312 OP 313 DO 10.1136/adc.63.3.312 VO 63 IS 3 A1 H Stark A1 M Tieder A1 B Eisenstein A1 M Davidovits A1 A Litwin YR 1988 UL http://adc.bmj.com/content/63/3/312.abstract AB Of 91 children with idiopathic persistent or recurrent haematuria, eight also had hypercalciuria. This was transient in three and persistent in five. Persistent hypercalciuria was a rare cause of microscopic haematuria (two of 80), but common in association with gross haematuria (three of 11).