Seidel sign

Seidel sign
Seidel sign
	A visual description of the sites of different types of scotomas on the retina.Seidels sign is marked with orange
Differential diagnosis	glaucoma

Seidel's sign (also called Seidel's scotoma) is a sickle-shaped scotoma that is a superior or inferior extension of the blind spot. It occurs in some patients with glaucoma.^[1]

History

In 1914, German ophthalmologist Erich Seidel first described the glaucomatous visual field defect, Seidel's scotoma.^[2]

References

^ HARRINGTON DO (1964). "The Bjerrum Scotoma". Trans Am Ophthalmol Soc. 62: 324–48. PMC 1310164. PMID 14269898.
^ "Overall topographic frequency of glaucoma defects. In memory of Erich Seidel (1882–1948)".

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[1] HARRINGTON DO (1964). "The Bjerrum Scotoma". Trans Am Ophthalmol Soc. 62: 324–48. PMC 1310164. PMID 14269898.

[2] "Overall topographic frequency of glaucoma defects. In memory of Erich Seidel (1882–1948)".

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