rh-positive

Thân thiện

A doctor explains that the patient is rh-positive.

Definition

Adjective 1. Having the Rh factor: Describes a person whose red blood cells possess the Rh factor (Rhesus factor), a specific protein on the cell surface. This is the most common blood type classification. 2. Pertaining to Rh-positive blood: Describes blood that contains the Rh factor.

Usage

This term is used primarily in medical and biological contexts to classify blood types. It is often paired with the ABO blood group (e.g., A-positive, O-positive). The designation is crucial for blood transfusions and prenatal care.

Examples

• Adjective:
  • Most of the population is rh-positive.
  • The patient has type O rh-positive blood.
  • A mother who is rh-positive does not face the risk of Rh incompatibility with her fetus.

Advanced Usage

• In Medical Typing: The term is standard in blood type notation, where the "+" symbol is used as an abbreviation (e.g., "He is A+").
• In Genetics: Used to describe the inheritance of the dominant Rh(D) antigen.

Variants and Related Words

• Rh factor (noun): The specific antigen present on red blood cells that determines Rh status.
• Rh-negative (adjective): The antonym; describing blood or a person lacking the Rh factor.
• Blood type / Blood group (noun): The general classification system (e.g., A, B, AB, O) that includes the Rh status.

Synonyms

• Rh(D) positive

Antonyms

• Rh-negative

Học thuật

Adjective

1. of persons (or their blood) having the Rh factor present in their red blood cells