tobacco dusting eye The Shaffer sign, also known as “tobacco dust,” is a clinical finding seen in retinal detachment. It refers to the presence of small, pigmented cells or pigment clumps in the anterior vitreous, Evaluation and Management of PVD
Evaluation and Management of PVD Schaffer's Sign (Tobacco Dust Sign): Positive Schaffer's sign viewed through dilated pupil using dynamic vitreous assessment. In most patients with retinal tears, retinal pigment epithelial cells, released through the tear, will be Tobacco dust," or Shafer's sign, refers to the presence of fine brown pigmented cells (from the retinal pigment epithelium) floating in the anterior vitreous. It's an important clinical clue because, in Vitreous The Massachusetts Eye and Ear Infirmary Illustrated Manual of Ophthalmology, 4th Ed.
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