Image Question-3 What is the diagnosis of Image? What is the diagnosis of brown stained structure in Image? What is the diagnosis of brown stained structure in Image? A. Negri body B. Lewy body C. Neuromelanin D. Hemosiderin ANSWERImmunohistochemistry for alpha-synuclein showing positive staining (brown) of an intraneural Lewy-body in the Substantia nigra in Parkinson’s disease.