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Study in Multiple Sclerosis

Jun Kimura, MD

Arch Neurol. 1970;22(2):156-161.

	Since this article does not have an abstract, we have provided the first 150 words of the full text PDF and any section headings.

THE RESPONSE of the orbicularis oculi muscle to a tap over the brow has two separate components: an early ipsilateral reflex and a late bilateral reflex.¹ Electrical stimulation of the supraorbital nerve also evokes two separate contractile responses in the orbicularis oculi muscle (Fig 1) which are almost identical to the response to glabellar tap.^2,3 The use of electrical stimulation has made it possible to apply this method in the ordinary electromyographic laboratory, and normal values and variations of this reflex have been well established.^4,5 In recent years, alteration of the reflex in various diseases of the nervous system has been recognized.^2-6

The reflex arc may be affected by lesions of the trigeminal nerve (afferent path), the facial nerve (efferent path), or of the pons (central connections). Practical application of this technique to the study of peripheral facial nerve paralysis⁵ and of trigeminal nerve . . . [Full Text PDF of this Article]

Author Affiliations
Iowa City

From the Neurosensory Center and Department of Neurology, College of Medicine, University of Iowa, Iowa City. Dr. Kimura is now Assistant Professor, Faculty of Medicine (Neurology), University of Manitoba.

Footnotes
Submitted for publication July 30, 1969; accepted Sept 5.

Reprint requests to Department of Neurology, University of Iowa Hospitals, Iowa City 52240.

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