Definition

1. Noun:
   • Necrosis: The localized death of living cells or tissues in the body due to disease, injury, or failure of the blood supply. It is a pathological process, often resulting in the tissue turning black or decaying.

Usage Examples

• Noun:
  • Vết thương bị nhiễm trùng nặng dẫn đến hoại tử. (The severely infected wound led to necrosis.)
  • Bác sĩ phải cắt bỏ phần mô bị hoại tử. (The doctor had to remove the necrotic tissue.)
  • Thiếu máu cục bộ có thể gây hoại tử. (Ischemia can cause necrosis.)

Advanced Usage

• "hoại tử vô mạch": Avascular necrosis, specifically the death of bone tissue due to a lack of blood supply.
  • Bệnh nhân được chẩn đoán bị hoại tử vô mạch chỏm xương đùi. (The patient was diagnosed with avascular necrosis of the femoral head.)

Variants and Related Words

• Hoại thư (n): Gangrene, a form of necrosis often accompanied by bacterial infection and decay.

  • Hoại thư là một tình trạng rất nguy hiểm. (Gangrene is a very dangerous condition.)

• Chết mô (n): Tissue death, a more general term for necrosis.

  • Sự chết mô là không thể phục hồi. (Tissue death is irreversible.)

Synonyms

• Tissue death: The general cessation of life in a group of cells.
• Cell death: The dying of cells, though this can include processes like apoptosis (programmed cell death), which is different from necrosis.

Related Medical Terms

• Apoptosis: Programmed cell death, a controlled and orderly process, contrasted with the chaotic and damaging nature of necrosis.
• Hoại tử ướt / hoại tử khô: Wet necrosis / Dry necrosis, describing the presence or absence of bacterial infection and fluid.

1. Necrosis