What is Histology?

-Histology: A Lens to the Microscopic World-

According to Gurina and Simms (2023), histology, particularly medical histology, is the microscopic study of tissues and organs by means of sectioning, staining, and microscopic examination of those sections. Also known as microscopic anatomy or histochemistry, histology makes it possible to see the structure of tissues, as well as any distinctive alterations these tissues may have experienced, which cannot be normally viewed using the naked eye. This field of science has a wide range of reach as it is usually applied in medical diagnostics, research, and forensic investigation. Pathologists employ histological analysis to make diagnoses for diseases like autoimmune disorders, cancer, and infections. The microscopic analysis of tissues helps to create appropriate therapeutics or treatments by improving our understanding of disease causes and assisting in diagnosis. Moreover, due to massive advancements of technologies, histology has been revolutionized, involving the emergence of electron microscopy, confocal microscopy, and immunohistochemistry, enabling the visualization of subcellular elements, leading to more extensive discoveries about the science of life. Thus, histology is not just an academic discipline, but also a kind of lens that allows us to unravel significant and even unknown dimensions of the microscopic world.

Gurina, T. S., & Simms, L. (2023). Histology, Staining. In: StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2024 Jan-. https://www.ncbi.nlm.nih.gov/books/NBK557663/