Definition

Adjective: Characterized by the presence of, consisting of, or pertaining to fibrin. Fibrin is an insoluble protein formed during blood clotting.

Usage

The adjective "fibrinous" is used primarily in medical and biological contexts to describe exudates, deposits, or membranes that contain or are composed of fibrin. It often describes a pathological finding.

Examples

• The pathologist observed a fibrinous exudate on the surface of the inflamed organ.
• Fibrinous pericarditis is a condition where a sticky, protein-rich layer forms on the heart's outer lining.
• The pleural cavity contained fibrinous adhesions, which can restrict lung movement.

Advanced Usage

• "Fibrinous inflammation": A specific type of inflammatory response where the exudate is rich in fibrin, leading to the potential for adhesions.
  • Rheumatic fever can lead to fibrinous inflammation of the heart valves.
• "Fibrinous pleurisy": Inflammation of the pleura characterized by a fibrinous exudate.
  • The patient's chest pain was diagnosed as being caused by fibrinous pleurisy.

Variants and Related Words

• Fibrin (noun): The insoluble protein substance formed from fibrinogen during the clotting of blood.
  • The clot is primarily composed of fibrin and platelets.
• Fibrinoid (adjective): Resembling fibrin in appearance or staining properties.
  • Some autoimmune diseases show fibrinoid necrosis in blood vessels.

Synonyms

• Fibrin-containing
• Fibrillar (when referring to a thread-like structure similar to fibrin strands, though not a perfect synonym)

Notes on Different Meanings

"Fibrinous" has a highly specialized meaning in medicine and biology. It does not have common figurative or everyday uses. Its meaning is directly tied to the presence of the protein fibrin.

Adjective

1. characterized by the presence of fibrin