Synonyms
Definition
The amount of corneal tissue which is left, i.e., after LASIK. According to the Food and Drug Administration, a minimum of 250 μm of residual stroma thickness should be left under the LASIK flap in order to avoid corneal ectasia.
Epidemiology
No epidemiological data available.
History
Since LASIK has been performed in the late 1980s, the residual stroma thickness also became a term in refractive surgery.
Clinical Features
No clinical feature data available for this topic.
Tests
The residual stroma thickness can be measured by ultrawave pachymetry, anterior segment optical coherence tomography, or corneal topography.
Differential Diagnosis
Corneal treatment procedures which are dependent on the stroma thickness are as follows:
LASIK
LASEK
PRK
Etiology
See History section above.
Treatment
See cross-references for an exact description of the different treatment methods involving the stroma thickness.
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Further Reading
Albert DM, Miller JW, Azar DT (2008) Albert & Jakobiec’s principles & practice of ophthalmology. Saunders, Philadelphia
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© 2012 Springer-Verlag Berlin Heidelberg
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Ostovic, M., Kohnen, T. (2012). Residual Stroma Thickness. In: Schmidt-Erfurth, U., Kohnen, T. (eds) Encyclopedia of Ophthalmology. Springer, Berlin, Heidelberg. https://doi.org/10.1007/978-3-642-35951-4_366-3
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DOI: https://doi.org/10.1007/978-3-642-35951-4_366-3
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Publisher Name: Springer, Berlin, Heidelberg
Online ISBN: 978-3-642-35951-4
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