lower respiratory infection

Thân thiện

A doctor explains a lower respiratory infection using a diagram of the lungs.

Definition

1. Noun:
   • Infection of the lower respiratory tract: A medical condition involving inflammation or infection in the parts of the respiratory system below the larynx (voice box), primarily the trachea (windpipe), bronchi, and lungs.

Usage

• This term is used in medical and clinical contexts to describe a category of illnesses affecting the lungs and airways.
• It is often contrasted with "upper respiratory infection," which affects the nose, sinuses, and throat.

Examples

• Noun:
  • Pneumonia and acute bronchitis are common types of lower respiratory infection.
  • The doctor diagnosed the patient with a severe lower respiratory infection requiring hospitalization.

Advanced Usage

• The term is frequently used in public health statistics and epidemiological reports.
  • Lower respiratory infections are a leading cause of mortality in young children globally.

Variants and Related Words

• Lower respiratory tract infection (LRTI): A synonymous full form of the term.
• Pneumonia: A specific type of lower respiratory infection where the air sacs in the lungs become inflamed.
• Bronchitis: Inflammation of the lining of the bronchial tubes, a type of lower respiratory infection.
• Bronchiolitis: Inflammation of the smaller airways (bronchioles), common in infants.

Synonyms

• Chest infection: A less formal, broadly synonymous term.
• Lung infection: A general term that can be synonymous, though it may specifically refer to infections of the lung tissue itself (e.g., pneumonia).

Related Phrases

• Acute lower respiratory infection (ALRI): A phrase used to specify infections of sudden onset and typically short duration.

Học thuật

Noun

1. infection of the lower respiratory tract