stable factor
Học thuậtThân thiện
A doctor explains that a stable factor is essential for proper blood clotting.
Definition
Noun: 1. A coagulation factor formed in the kidney under the influence of vitamin K: This is a specific protein (Factor VII) in the blood plasma that is essential for the normal clotting of blood. Its synthesis depends on vitamin K.
Usage
- The term stable factor is a technical, historical name used primarily in medical and biological contexts, specifically in hematology (the study of blood).
- It is used to discuss blood coagulation disorders, diagnostic tests, or physiological processes.
- A deficiency in stable factor can lead to a bleeding disorder.
- The laboratory test measures the activity of stable factor in the plasma.
Advanced Usage
- Factor VII: This is the modern, standardized international name for stable factor. In contemporary scientific literature, "Factor VII" is vastly more common.
- The patient was diagnosed with Factor VII deficiency.
Variants and Related Words
- Factor VII (n): The contemporary term for stable factor.
- Proconvertin (n): Another historical synonym for stable factor/Factor VII.
- Coagulation factor (n): The general category of proteins to which stable factor belongs.
- Serum prothrombin conversion accelerator (SPCA) (n): An older, alternative name.
Synonyms
- Factor VII
- Proconvertin (historical)
- Serum Prothrombin Conversion Accelerator (SPCA, historical)
Notes on Meaning
- The name "stable" contrasts it with labile factor (Factor V), which is less stable in stored blood. This distinction is largely historical.
- Its primary and only modern meaning is as Factor VII, a vitamin K-dependent clotting factor.
A doctor explains that a stable factor is essential for proper blood clotting.
Noun
- a coagulation factor formed in the kidney under the influence of vitamin K