Anterior corneal wavefront aberrations varied greatly among subjects and increased slightly with aging. All corneas had positive 4th-order SAs, and the values did not change with aging. A moderate to high degree of mirror symmetry existed between right and left eyes.

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Engraftment syndrome is notable for a rapid recovery of the white blood cell count after hematopoietic stem cell transplantation. Patients who present with presumed conjunctivitis in the setting of autologous and allogeneic stem cell transplantation should be evaluated for engraftment syndrome-related marginal keratitis.