hypersensitivity

Thân thiện

A person with hypersensitivity covers their ears in a noisy café.

Definition

1. Noun:
   • Extreme sensitivity: An abnormally or excessively strong reaction to a physical or emotional stimulus.
   • Pathological sensitivity: A state of being overly sensitive, often used in medical contexts to describe an exaggerated immune response to an antigen.

Usage Examples

• Noun:
  • The patient's hypersensitivity to pollen causes severe allergic reactions every spring.
  • Her emotional hypersensitivity means she is easily hurt by casual remarks.

Advanced Usage

• "Hypersensitivity reaction": A specific medical term for an overreaction of the immune system, classified into types (I-IV).
  • Anaphylaxis is a life-threatening Type I hypersensitivity reaction.

Variants and Related Words

• Hypersensitive (adj): Having extreme or pathological sensitivity.
  • He is hypersensitive to criticism.
• Hyposensitivity (n): The opposite condition; abnormally low sensitivity.

Synonyms

• Oversensitivity: Excessive sensitivity.
• Allergy: A specific type of hypersensitivity involving the immune system.

Related Phrases

• Hypersensitivity pneumonitis: An inflammatory lung disease caused by inhaling certain antigens.
• Hypersensitivity vasculitis: Inflammation of blood vessels triggered by an allergic reaction.

Học thuật

Noun

1. extreme sensitivity
2. pathological sensitivity