Parkinson's Symptoms/Strabismus

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Strabismus

Divergent squint of the eyes

(See also Exotropia = Outward divergence and Esotropia = Inward Divergence. Also Tic)

The following references are relevant:-

Rascol et al (1991) Square wave jerks in parkinsonian syndromes

Scoditti, et al (1993) '' Peroneal muscular atrophy with parkinsonism, ptosis, and congenital strabismus. ''

Almer et al (2011)  Ocular Motor and Sensory Function in Parkinson Disease