Rhomboencephalitis is encephalitis involving the brainstem. It may occur during viral or other infections. The severity can range from mild to life-threatening and can be graded based on the clinical findings.
Clinical Findings
Grade
generalized myoclonic jerks
tremor and/or ataxia
I
myoclonus
cranial nerve involvement
II
transient myoclonus
cardiorespiratory collapse
coma, loss of doll's eye reflex, apnea
III
Cranial nerve involvement may include one or both of the following:
