Definition

Noun: * Weil's disease: A severe and potentially life-threatening form of leptospirosis, a bacterial infection. It is characterized by jaundice (yellowing of the skin and eyes), kidney failure, liver dysfunction, and hemorrhage (bleeding). It is caused by the bacterium Leptospira interrogans and is often contracted through contact with water or soil contaminated by the urine of infected animals, particularly rats.

Usage Examples

• Noun:
  • The doctor suspected Weil's disease after the patient presented with high fever, jaundice, and a history of swimming in a freshwater lake.
  • Early diagnosis and treatment of Weil's disease are critical to prevent severe complications.
  • Sewer workers are at an increased occupational risk of contracting Weil's disease.

Advanced Usage

• Medical Terminology: In clinical settings, "Weil's disease" is often used interchangeably with "severe leptospirosis" or "icteric leptospirosis" (icteric meaning jaundiced). It is distinguished from milder, anicteric (non-jaundiced) forms of the infection.
  • The patient's progression to Weil's disease required intensive care unit admission.

Variants and Related Words

• Leptospirosis (n): The broader category of infection caused by bacteria, of which Weil's disease is the most severe form.
• Leptospira interrogans (n): The specific species of bacterium that causes leptospirosis and Weil's disease.

Synonyms

• Icteric leptospirosis: A direct medical synonym emphasizing the jaundice symptom.
• Severe leptospirosis: A descriptive synonym highlighting the disease's intensity compared to milder forms.

Notes on Usage

• The term is a proper noun (eponym) derived from the German physician Adolf Weil, who described the disease in 1886. It is therefore always capitalized.
• It is typically used in medical, veterinary, and public health contexts rather than in everyday conversation.

Noun

1. a severe form of leptospirosis in human beings