Allen Chiang, MD » Miscellaneous

  • Preretinal Hemorrhage

    Sep 20 2012 by Allen Chiang, MD

    34-year old woman with preretinal hemorrhage in the macula, with dehemoglobinization occuring within the central portion of the hemorrhage while undergoing observation.

    Imaging device: Zeiss Cirrus

    Condition/keywords: preretinal hemorrhage

  • Preretinal Hemorrhage - OCT

    Sep 20 2012 by Allen Chiang, MD

    34-year old woman with preretinal hemorrhage in the macula, with dehemoglobinization occuring within the central portion of the hemorrhage while undergoing observation.

    Imaging device: Zeiss Cirrus

    Condition/keywords: preretinal hemorrhage

  • Choroidal Osteoma and Secondary Choroidal Neovascular Membrane

    Sep 21 2012 by Allen Chiang, MD

    Fundus photograph of a 44-year old woman with a choroidal osteoma complicated by secondary choroidal neovascular membrane, regressed after serial intravitreal bevacizumab injections. The tumor exhibits areas of decalcification.

    Imaging device: Topcon

    Condition/keywords: choroidal neovascularization (CNV), choroidal osteoma, macular choroidal osteoma

  • Macular Infarction in Systemic Lupus Erythematosus

    Sep 21 2012 by Allen Chiang, MD

    Fluorescein angiogram of a 46-year old male with macular infarction, which was the presenting sign of his systemic lupus erythematosus. The fellow eye looked identical.

    Imaging device: Topcon

    Condition/keywords: lupus, macular ischemia

  • Macular Infarction in Systemic Lupus Erythematosus

    Sep 21 2012 by Allen Chiang, MD

    Fundus photograph of a 46-year old male with macular infarction, which was the acute presenting sign of his systemic lupus erythematosus. The fellow eye looked identical.

    Imaging device: Topcon

    Condition/keywords: lupus, macular ischemia

  • Talc Retinopathy

    Sep 21 2012 by Allen Chiang, MD

    Fundus photograph of a 62-year old male with a social history of illicit drug abuse, having had injected heroin for 20 years.

    Imaging device: Topcon

    Condition/keywords: crystalline retinopathy

  • Branch Retinal Artery Occlusion - FA

    Sep 21 2012 by Allen Chiang, MD

    Fluorescein angiogram of a 27-year old male with a branch retinal artery occlusion demonstrates interruption of arterial flow and retrograde venous filling. Systemic medical evaluation identified anti-phospholipid antibody syndrome.

    Imaging device: Topcon

    Condition/keywords: antiphospholipid antibody syndrome, branch retinal artery occlusion (BRAO)

  • Branch Retinal Artery Occlusion

    Sep 21 2012 by Allen Chiang, MD

    Fundus photograph of a 27-year old male with a branch retinal artery occlusion. Systemic medical evaluation identified anti-phospholipid antibody syndrome.

    Imaging device: Topcon

    Condition/keywords: antiphospholipid antibody syndrome, branch retinal artery occlusion (BRAO)