Shunts can become blocked leading to headache, nausea, photophobia, inertia and irritability. Chronic infection may cause gradual deterioration in overall performance. Medical advice should be sought if a shunt blockage is suspected. X-linked Hydrocephalus is the exception. Only boys are affected.
Incidence is rare and is usually accompanied by abduction of the thumbs.
Fetal Anomaly Scanning is recommended in suspected cases. The Association is a National Registered Charity No. 249388. We are a main source of information about rare disorders and are able to assist affected adults as well as children. The CaF Directory Online contains details of many medical conditions and also patient support groups. The information in it is also provided as part of the NHS Direct Online service.