​ANZNN: Two seperate items exist for Left and Right sided Periventricular Haemorrhage.

Data domains:
ANZNN: None - Ultrasound/post mortem shows no haemorrhage; Grade 1 - Subependymal germinal matrix haemorrhage; Grade 2 - Intraventricular haemorrhage; Grade 3 - Intraventricular haemorrhage with ventricle distended with blood; Grade 4 - Localised intraparenchymal haemorrhage; Grade 4 - Extensive intraparenchymal haemorrhage; Not examined - by ultrasound or by post mortem examination.