The 4th Edition of the Infectious Disease in Immunocompromised Patients Symposium (IDIC 2026) will bring together leading experts, clinicians, and researchers to share the latest insights and best practices in managing complex infections among vulnerable patient populations. The program covers a wide range of topics, including advances in diagnostics, personalized care, transplant-related infections, antimicrobial resistance, and strategies for managing fungal and viral diseases. Through keynote lectures, interactive discussions, case-based sessions, and consultation rounds, the symposium provides a valuable platform for knowledge exchange and collaboration. Delegates will gain practical tools, innovative solutions, and evidence-based strategies to enhance patient outcomes and strengthen infectious disease care in immunocompromised settings.