Advanced Research in Medical Science & Technology (Volume - 4), edited by Dr. Anil Meena, presents a comprehensive exploration of emerging trends and interdisciplinary innovations across the medical science landscape. This volume covers cutting-edge topics such as magnetomotive ultrasound in molecular imaging, the integration of PET-MRI modalities, novel anticoagulant synthesis, and modern pneumonia diagnostics and treatment strategies. Additional highlights include advancements in cataract studies, diagnostic laboratory operations, therapeutic applications of Indian music in psychology, and a deep dive into triple-negative breast cancer at the molecular level. Each chapter is authored by domain experts, offering clinically relevant insights and forward-looking perspectives. The book serves as a vital resource for clinicians, medical researchers, pathologists, biomedical engineers, and postgraduate students seeking to remain at the forefront of healthcare innovation and technology-driven treatment paradigms.