MRI as a one-stop destination for evaluation of CSF shunt malfunction

Egyptian Journal of Radiology and Nuclear Medicine

Table 2 Clinical and MRI findings of asymptomatic patients

Patient	Age	Indications for shunting	Location of the shunt complication	Management	Cranial end	Abdominal end	Ventricular dilatation	White matter abnormal signal	Phase contrast (Flux/mean velocity) (ml/sec and cm/sec)
1	2.5 Y	Congenital hydrocephalus	No shunt-related abnormality	Conservative	Patent	Minimal free fluid	Dilated	Absent	0.01/0.04
2	11 M	Congenital hydrocephalus	No shunt-related abnormality	Conservative	Patent	Minimal free fluid	Dilated	Absent	0.01/0.12
3	4 Y	Congenital hydrocephalus	No shunt-related abnormality	Conservative	Patent	Minimal free fluid	Dilated	Absent	0.05/0.46
4 (Fig. 4)	7 M	Congenital hydrocephalus	No shunt-related abnormality	Conservative	Patent	Minimal free fluid	Dilated	Absent	0.01/0.28
5	8 M	post-meningoencephalitis	No shunt-related abnormality	Conservative	Patent	Minimal free fluid	Dilated with internal loculations	Present	0.03/0.09
6	11.5 M	post-meningoencephalitis	No shunt-related abnormality	Conservative	Patent	Minimal free fluid	Dilated with internal loculations	Present	0.09/0.63
7	9 Y	Operated posterior fossa tumour	Cranial end	Conservative	Intraluminal low signal	Minimal free fluid	Not dilated	Absent	0.004/0.1
8^# (Fig. 6)	6 M	Congenital hydrocephalus	Abdominal end	Insertion of VA shunt	Patent	CSF ascites	Dilated	Absent	0.02/0.39

^#on follow-up, this patient experienced increasing occipitofrontal circumference and he underwent an alternative CSF diversion (ventriculoatrial, VA shunt insertion)