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Biomedical subjects

F Ryan Prall

Publications and source records attributed to F Ryan Prall.

2 recordsLinked to original sources

Ophthalmic manifestations of Danon disease.

PURPOSE: To describe the ophthalmic findings in patients with Danon disease, an X-linked condition causing cardiomyopathy in males and females. DESIGN: Retrospective case series. PARTICIPANTS: Patients with genetically proven Danon disease. METHODS: Retrospective chart review of complete eye examinations including electroretinogram, visual fields, and fluorescein angiography. RESULTS: Five females (4 affected) and 2 affected males were examined. The 4 affected females demonstrated a peripheral pigmentary retinopathy. Lens changes, myopia, abnormal electroretinogram and visual fields were also found. The males demonstrated a near-complete loss of pigment in the retinal pigment epithelium. CONCLUSION: We report the first description of a characteristic retinopathy in patients with Danon disease and the first extracardiac manifestations in affected females. Retinopathy potentially could be used to identify asymptomatic carriers.

Cataract↗

Imaging techniques for posterior uveitis.

PURPOSE OF REVIEW: The goal of this review is to describe the more commonly used imaging techniques and their use to identify causes of vision loss, extent of disease, and distinctive patterns associated with various causes of posterior uveitis. RECENT FINDINGS: Distinctive patterns seen with new imaging techniques and applications are being described. Ophthalmic CT, fluorescein angiography, indocyanine green angiography, and others are demonstrating inflammation and pathology in posterior uveitis. As our experience grows with these modalities, they are being used increasingly in the diagnosis and management of patients with posterior uveitis. SUMMARY: This review familiarizes the ophthalmologist with imaging in patients with inflammatory disorders of the retina and choroid. These modalities can help with the diagnosis, treatment, and monitoring of patients with uveitis.

Angiography↗