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Researchers described that the “Triangle sign” seen on ultrasound is a “distinctive and reliable” ultrasound feature for differentiating total choroidal detachments (CHs) and suprachoroidal hemorrhages (SCHs),1 Vaidehi D Bhatt, MD, reported. She is from the UBM Institute, Mumbai, India, and was joined in the study by colleagues from the Department of Retina, Rajan Eye Care Pvt. Ltd., Chennai, India, and the University Eye Clinic Maastricht, Maastricht, the Netherlands.
They defined the Triangle sign as the “hypoechoic/anechoic triangular shape of the vitreous anterior to the optic disc in cases of total CD.”
Bhatt and colleagues explained that CDs are characterized by choroidal separation from the sclera and encompass…