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3% to 12.7% [8] [notes 1] Large glands and papillary formations, lined by tall columnar cells, often pseudostratified [1] Papillary, cribriform, individual glands, or solid variants [1] Cytoplasm usually amphophilic [1] Nuclei are large and hyperchromatic, with prominent nucleoli [9] AMACR+ in 77% of cases [1] Usually negative for basal cells ...
Phosphotungstic acid haematoxylin (PTAH) is a mix of haematoxylin with phosphotungstic acid, used in histology for staining. It stains some tissue in contrasting colors in a way similar to haematoxylin and eosin stain , as phosphotungstic acid binds to tissue proteins .
Anatomical pathology (Commonwealth) or anatomic pathology (U.S.) is a medical specialty that is concerned with the diagnosis of disease based on the macroscopic, microscopic, biochemical, immunologic and molecular examination of organs and tissues.
Micrograph showing contraction band necrosis, a histopathologic finding of myocardial infarction (heart attack).. Histopathology (compound of three Greek words: ἱστός histos 'tissue', πάθος pathos 'suffering', and -λογία-logia 'study of') is the microscopic examination of tissue in order to study the manifestations of disease.
The H&E staining procedure is the principal stain in histology [3] [7] [2] [5] in part because it can be done quickly, [7] is not expensive, and stains tissues in such a way that a considerable amount of microscopic anatomy [9] [10] is revealed, [7] [5] [4] and can be used to diagnose a wide range of histopathologic conditions. [8]
Usual ductal hyperplasia with small cells that lack atypia. Histopathology of usual ductal hyperplasia (UDH) on H&E stain and immunohistochemistry.As seen on higher magnification H&E stain at left, it has the usual irregular "slit-like" lumina.
Michigan Histology and Virtual Microscopy Learning Resources, Developed for U-M Medical School by Michigan MultiMedia Health Information Technology & Services.. Retrieved on 2024-01-15. Reference for features: Indu Agarwal, M.D., Luis Blanco, Jr., M.D.. Breast General Histology. Pathology Outlines. Last author update: 2 August 2021; Author
Not otherwise specified [notes 2] A lesion with superficial lymphoplasmacytic infiltrate without additional histopathologic characteristics can be due to for example trauma, ulceration, scar and early cutaneous connective tissue diseases. [2] [notes 2]