A hyaline substance is one with a glassy appearance. The word is derived from , and .

Histopathology

Hyaline cartilage is named after its glassy appearance on fresh gross pathology. On light microscopy of H&E stained slides, the extracellular matrix of hyaline cartilage looks homogeneously pink, and the term "hyaline" is used to describe similarly homogeneously pink material besides the cartilage. Hyaline material is usually acellular and proteinaceous. For example, arterial hyaline is seen in aging,

high blood pressure Hypertension, also known as high blood pressure, is a long-term medical condition in which the blood pressure in the arteries is persistently elevated. High blood pressure usually does not cause symptoms itself. It is, however, a major ri ...

diabetes mellitus Diabetes mellitus, commonly known as diabetes, is a group of common endocrine diseases characterized by sustained hyperglycemia, high blood sugar levels. Diabetes is due to either the pancreas not producing enough of the hormone insulin, or th ...

and in association with some drugs (e.g. calcineurin inhibitors). It is bright pink with PAS staining.

Ichthyology and entomology

In ichthyology and

entomology Entomology (from Ancient Greek ἔντομον (''éntomon''), meaning "insect", and -logy from λόγος (''lógos''), meaning "study") is the branch of zoology that focuses on insects. Those who study entomology are known as entomologists. In ...

, ''hyaline'' denotes a colorless, transparent substance, such as unpigmented fins of fishes or clear insect wings. Resh, Vincent H. and R. T. Cardé, Eds. Encyclopedia of Insects, Elsevier 2003.

Botany

In botany, ''hyaline'' refers to thin and translucent plant parts, such as the margins of some sepals, bracts and leaves.

References

*Taber's Cyclopedic Medical Dictionary, 19th Edition. Donald Venes ed. 1997 F.A. Davis. Page 1008. Histopathology Fungal morphology and anatomy {{pathology-stub

Histopathology

Ichthyology and entomology

Botany

See also

References