Patients should be carefully evaluated for this possibility, and the characteristic symptom of a round floater consisting of a dark ring surrounding a bright center, and the prominent reverberation pattern on B-scan ultrasonography may help increase detection. Changes in consent forms and discussion of this possibility are indicated while investigation into the cause of this increased incidence continues, especially if one is administering bevacizumab via the one-piece insulin syringes commonly used by compound pharmacies.
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Avery et al. (2017) studied this question.
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