Molecular imaging in oncology: Current impact and future directions

Area of Science:

• Biomedical imaging
• Molecular biology
• Oncology

Background:

• Molecular imaging visualizes biological processes at molecular and cellular levels.
• Its clinical practice, rooted in nuclear medicine, has expanded to other modalities over the past 25 years.
• Growth is driven by new disease models, advanced imaging devices, target-specific agents, genetic tools, and computational power.

Purpose of the Study:

• To define molecular imaging and its applications in oncology.
• To highlight its role in early cancer detection and management.
• To discuss the tools, indications, challenges, and opportunities in molecular imaging for oncology.

Main Methods:

• Review of molecular imaging principles and applications.
• Focus on oncology, emphasizing early detection and metastasis identification.
• Discussion of technological advancements and interdisciplinary contributions.

Main Results:

• Molecular imaging enables visualization and characterization of biological processes.
• It plays a crucial role in early cancer detection, potentially before anatomical changes occur.
• Combined with liquid biopsy, it promises earlier disease localization for better management.

Conclusions:

• Molecular imaging has significantly impacted oncology, particularly for early detection and interception of disease.
• Technological and scientific advancements continue to drive its expansion and utility.
• Further development and application hold promise for improved cancer management and patient outcomes.