The Leptospira lg-GM-Card is an immunodiagnostic test designed to detect Leptospira IgG antibodies. It is a crucial tool for diagnosing leptospirosis, a bacterial infection caused by Leptospira species. Leptospirosis is a zoonotic disease that can lead to severe health complications in humans. The Leptospira lg-GM-Card is widely used in clinical laboratories and healthcare settings. The test is based on the principle of enzyme immunoassay (EIA). It uses Leptospira-specific antigens to capture and detect IgG antibodies in patient samples. IgG antibodies are important markers for the immune response to Leptospira infection. The Leptospira lg-GM-Card is known for its high sensitivity and specificity. It is a rapid test, providing results in a relatively short time. The card format allows for easy handling and interpretation of results. Positive results indicate the presence of Leptospira IgG antibodies, suggesting a recent or past infection.