TY - JOUR T1 - Benign enlargement of subarachnoid spaces: a cause of subdural haemorrhage in toddlers JF - BMJ Case Reports DO - 10.1136/bcr-2016-215753 VL - 2016 SP - bcr2016215753 AU - Asthik Biswas AU - Farha Furruqh AU - Suresh Thirunavukarasu AU - Sankar Neelakantan Y1 - 2016/05/02 UR - http://casereports.bmj.com/content/2016/bcr-2016-215753.abstract N2 - A 7-month-old male child (patient 1) was referred for a CT of the brain for evaluation of macrocephaly. His head circumference was 48 cm (>95th centile). He was otherwise normal and his developmental milestones were normal for age. The CT showed enlarged subarachnoid spaces in the frontal and temporal lobes (figure 1). A chronic subdural haemorrhage (SDH) was noted in the right frontal lobe (figure 1).Figure 1 (A) Axial section of brain CT showing widened subarachnoid spaces in the frontal and temporal lobes (white arrows). (B) Axial section of brain CT showing a chronic subdural haemorrhage in the right frontal lobe extending into the interhemispheric fissure (red arrow). Also seen are widened subarachnoid spaces in the temporal lobes (white arrows).A 2-month-old male child (patient 2) was referred for CT of the brain following a fall. … ER -