Isolated Lower motor neuron type facial nerve palsy: An unusual manifestation of Dengue haemorragic fever

Dengue is a febrile illness caused by infection with one of four dengue viruses (DENV). It is highly endemic in many tropical countries. Nervous system involvement is seen with serotypes 2 and 3. Neurological manifestations in dengue fever are rare and include encephalopathy, meningitis, acute pure motor weakness, mononeuropathies, transverse myelitis, stroke (both hemorrhagic and ischemic), acute disseminated encephalomyelitis, Guillain Barre Syndrome, hypokalemic paralysis and neuromyelitis optica. Only a few cases of isolated facial nerve palsy in dengue haemorragic fever has been reported.