special stain


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special stain

A stain that highlights features of a cell or organism that cannot be readily identified with routine histological or microbiological staining techniques.
See also: stain
References in periodicals archive ?
Invasive techniques include gastric biopsy which is stained with routine haematoxylin and Eosin (HandE) and application of special stains like Giemsa stain, toluidine blue and Warthin starry stain.
In addition to consultative support, the use of digital pathology has helped to reduce cost and facilitate better ordering practices for immunohistochemistry (IHC) and other special stains. Clients seeking special stains without interpretation can send paraffin blocks or unstained slides to a reference lab equipped with digital scanners.
The histological diagnosis was that of EMPSGC based on the morphological characteristics and supported by immunohistochemistry and special stains.
Apart from these routine stains, special stains like periodic acid Schiff (PAS), Mucicarmine, Acid fast bacilli (AFB) stain were done according to requirement.
All lesions were studied with respect to clinical history, physical examination, histopathological examination of biopsy material on HE stain and also on special stains when required.
Multiple sections can be obtained if required for special stain or IHC study.
Interface changes are typically lacking, and special stains for fungi (Gomori-Grocott methenamine silver stain, periodic acid-Schiff) and tissue cultures will demonstrate organisms.
So once daily process controls, such as maintenance logs, temperature charts, special stain control slides, and solution-changing records were totally adapted in all areas, we started down the road to real QA.
These changes have been well brought about by special stain, PTAH, which stains fibrinoid material.
Because lobular carcinoma cells produce mucin that can be detected by Alcian blue special stain on formalin-fixed, paraffin-embedded (FFPE) tissue section, (14-16) we sought to examine the possibility of modifying this stain to be used on touch preparation (TP) of SLN in patients with ILC.

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