Jun 18, 2021 · Perls method (Prussian blue stain): hydrochloric acid releases the protein bound to ferric iron, then potassium ferrocyanide binds with ferric iron to form ferric ferrocyanide, an insoluble blue compound Hemosiderin may be present in areas of old hemorrhage or be deposited in tissues with iron overload

Jan 26, 2023 · Prussian blue stain Warthin starry stain Board review style answer #2. D. Prussian blue stain, which ...

Apr 18, 2023 · Perls Prussian blue stain, iron (hemosiderin) (Actas Dermosifiliogr (Engl Ed) 2020;111:196) Molecular / cytogenetics description 2 principal categories: polyclonal and monoclonal; ~40% of monoclonal cases have clinical and pathologic features of mycosis fungoides ( Am J Clin Pathol 2007;128:218 )

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6 days ago · Melanin stains are Fontana-Masson (stains melanin black) and Schmorl method (stains melanin blue-green) Bleaching with potassium permanganate or hydrogen peroxide is used to remove melanin to examine cellular morphology Note: pseudomelanin of melanosis coli, usually found in macrophages, is PAS positive; true melanin is not

Aug 2, 2023 · Common "routine" stain (not an immunohistochemical stain) to detect mucins (Wikipedia: Alcian Blue Stain [Accessed 8 August 2018]) At pH 2.5, detects acidic mucins At pH 1.0, detects highly acidic mucins Stained parts are blue to bluish green Note: all references below are to pH 2.5 unless otherwise indicated

May 24, 2023 · Prussian blue iron stain shows decreased iron storage and no significant increase in ring sideroblasts. Aspirate cell count: A 226 cell count reveals 2% blasts, 9% promyelocytes / myelocytes, 34% maturing granulocyte forms, 38% erythroid forms, 8% lymphocytes, 5% eosinophils, 2% plasma cells, 0% basophils / mast cells and 0% monocytes.

Jul 12, 2022 · AFB stain for mycobacterial prostatitis Warthin-Starry stain, Steiner and Steiner stain and immunohistochemical stain for spirochetes PAS and GMS stains for mycotic prostatitis Immunohistochemical stains for CMV and HSV prostatitis Von Kossa stain, Prussian blue (iron) stain for malakoplakia (Histochem Cell Biol 2021;156:523)

Jun 22, 2023 · Positive for Fontana-Masson and CD34. This is an example of pigmented dermatofibrosarcoma protuberans (Bednar tumor). The pigment is melanin, which is positive with the Fontana-Masson stain but not Prussian blue. The tumor cells are typically diffusely positive for CD34 but negative for factor XIIIa. Comment Here

Dec 13, 2021 · Reticulocyte: 7 - 10 microns; cannot identify without supravital stain (new methylene blue, brilliant cresyl blue) that colors RNA deep blue and granular; must have at least 2 granules to classify as reticulocyte; cytoplasm is red to pale blue due to RNA, no nucleus is present; larger than mature erythrocyte and lacks central pallor, passes ...