Theranostic Potential of Quantum Dots: From Imaging to Therapy

The combination of nano-biotechnology advances the biomedical field, opening up groundbreaking opportunities for disease diagnosis, monitoring and treatment. Quantum dots (QDs) are at the leading edge of this innovation, known for their exceptional physicochemical qualities and customizable optoelectronic features. These luminous nanoparticles have become invaluable in theranostics by offering a unique combination of diagnostic and therapeutic capabilities. This review offers a comprehensive analysis of QDs, emphasizing their cytotoxicity, imaging potential, and applications in targeted drug delivery, photothermal therapy (PTT), and photodynamic therapy (PDT). By assessing their potential and limitations, we aim to harness QDs to reshape precision medicine and drive advancements in healthcare.