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Apr 27, 2020 · No perivascular deposition and negative Congo red. Light chain deposition disease (Am J Surg Pathol 2007;31:267): Diffuse form indistinguishable on histology Congo red …

Jul 18, 2022 · Lymph nodes - not lymphoma - Amyloid. Results from abnormal folding of proteins Proteins that form amyloid can be (a) normal proteins that have an inherent tendency to fold …

Jul 1, 2011 · To differentiate between amyloid AA and other types, use potassium permanganate reaction; amyloid AA does not stain with Congo Red after potassium permanganate, but …

Mar 19, 2018 · Calcitonin, CEA, TTF1 (weak to moderate), PAX8 (variable and weak) (Mod Pathol 2008;21:192), Congo red for amyloid Calcitonin gene related peptide, ACTH, somatostatin, …

Jul 18, 2022 · Confirmation with Congo red staining and polarization of amyloid showing typical apple green birefringence Thicker tissue sections (8 - 10 microns) are helpful in visualizing the …

Nov 9, 2020 · Comment: The submucosa adjacent to tubular adenoma contains prominent hyalinized, homogenously eosinophilic, amorphous ribbons and globules with foreign body …

Oct 16, 2024 · Mesangial nodules are Congo red positive with apple green birefringence under polarized light (Adv Anat Pathol 2020;27:87) IgA nephropathy: IgA dominant …

But Congo red positive and randomly arranged fibrils by electron microscopy Additional references Jennette: Heptinstall's Pathology of the Kidney, 7th Edition, 2014 , Fogo: …

Beta amyloid can be detected using Congo red staining, immunohistochemical staining or PET imaging; Alzheimer disease: the presence of beta amyloid plaques and neurofibrillary tangles …