Ruptured Retinal Arterial Macroaneurysm

A 76-year-old female presented with a 2-week history of floaters in the left eye on a background of hypertension. Her vision was 6/6 in both eyes with a normal anterior segment. Posterior segment showed a well-demarcated pale retinal lesion, with corresponding auxiliary imaging confirming the diagnosis of a ruptured retinal arterial macroaneurysm (RAM) (Fig. 1). RAMs are acquired vascular abnormalities of the retinal arterioles. Main risk factors for RAMs are advancing age and hypertension. Although most RAMs do not require treatment, they can often mimic other more sinister conditions, such as choroidal melanoma...