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Title: [B scan sonography in drusen of the optic disc]. Author: Rochels R, Neuhann T. Journal: Ophthalmologica; 1979; 179(6):330-5. PubMed ID: 547216. Abstract: The B scan sonographic characteristics of drusen of the optic disc are strong reflexion at low energy levels, shadowing in oblique and pseudobroadening of the optic nerve in orthograde beam direction. These signs provide additional security in differentiating deep drusen from a choked disc.[Abstract] [Full Text] [Related] [New Search]