<unk> s are those<unk> s of the<unk><unk><unk>  (CNS).
There are four main causes of<unk> s of the<unk><unk> : bacterial, viral, fungal and protozoal.
Bacterial<unk> s can be pyogenic<unk> s (e.g., meningitis; brain abscess; subdural and epidural abscesses), tuberculosis, neurosyphilis, or leprosy.
Viral<unk> s may be meningitis, encephalitis, poliomyelitis, slow virus<unk> s, acquired immune deficiency syndrome (AIDS), and post-infectious syndromes.
Fungal<unk> s may be meningitis or meningoencephalitis, brain abscess, or spinal epidural<unk> .
Protozoal<unk> s include toxoplasmosis, malaria or amoebic<unk> .
Central nervous system infection
Acquired brain injury
Basal ganglia disease
Brain tumor
Idiopathic inflammatory demyelinating diseases
Neoplastic meningitis
Central nervous system disease
Viral meningitis