wells-jankovic syndrome wells-jankovic syndrome wells-jankovic syndrome is a rare neurologic disorder characterized by spastic paraparesis presents in late childhood along with hearing loss. wells-jankovic syndromeother names familial spastic paraparesis and deafness spastic paraparesis - deafness in 1986 wells and jankovic reported the condition in 6 males. there have been no new cases in the literature since 1986.