<unk>  (AmE:<unk>  is a form of meningocele (AmE) - a developmental abnormality of the central nervous system. Like meningocoele,<unk>  is caused by defects in bone ossification; in particular, the intramembranous ossification related to the closure of infantile fontanelles. It refers to the protrusion of the meninges between the un-fused bones, to lie subcutaneously. * Meningocoele - refers to herniation of meninges. * Meningoencephalocoele refers to the condition if brain tissue is included with the meninges in the herniation. *<unk>  refers to the condition including meninges, brain tissue and part of the ventricular system in the herniation. Encephalocoele defects occur in approximately 1 in 2000 live births.
Meningohydroencephalocoele
Meningism
Polioencephalitis
Meningeal syphilis
Meninges
Postvaccinal encephalitis
Lymphocytic choriomeningitis
Mollaret's meningitis