Iron depostion line at edge of pterygium on corneal epithelium is known as?: (A) Stocker's line, (B) KF Ring, (C) Fleischer ring, (D) Ferrys line
Answer is A. Along the advancing edge of the pterygium is a yellow-brownidh line (Stocker&;s line) caused by hemosiderin (iron containing) in the epithelial layers. Reference : Parson 22nd edition page :184,185