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Fluorescein angiography and optical coherence tomography imaging of presumed left optic nerve head gumma. Early (a) and late (b) fluorescein angiography of the left optic nerve head gumma before treatment, demonstrating nasal telangiectatic vessels and late leakage. Early (c) and late (d) images after treatment, showing resolution. Optical coherence tomography of the affected area of the nerve clearly demonstrates the elevated gumma (e).
