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Definition and Review

DEREK G. SIMPSON, M.B., Ch.B. (New Zealand), F.R.C.S. Eng. & Edin.

AMA Arch Ophthalmol. 1956;56(5):743-748.

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

Marcus Gunn,¹ in 1883, published in the Transactions of the Ophthalmological Society of the United Kingdom, a case of "Congenital ptosis with peculiar associated movements of the affected lid." Earlier summaries of case reports were made by Sinclair,² in 1895 (32 cases) and Villard,³ in 1925 (93 cases). Grant⁴ reviewed the literature and published the 101st case in 1936. Falls, Kruse, and Cotterman⁵ published a good summary in the American Journal of Ophthalmology in 1949. They collected 115 published cases. Spaeth,⁶ in 1947, found 2 cases in 100 consecutive ptosis cases; to other authors this has appeared an unusually high incidence. Kanter,⁷ in 1955, reports eight cases, of which six were typical.

The Marcus Gunn phenomenon is often referred to as the jaw-winking phenomenon. This is inaccurate, because it is not a wink but a lid retraction.

Clinical Picture

The typical case is . . . [Full Text PDF of this Article]

Author Affiliations
Vancouver, B. C., Canada

Footnotes
Received for publication May 24, 1956.

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