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Volumen 15, Asunto 1 (2024)

Mini reseña

Visualizing Cellular Activity in Health and Disease through Nuclear Medicine's Molecular Imaging Techniques

Selix Bensa

Molecular imaging represents a paradigm shift in the realm of medical diagnostics, offering a deeper understanding of cellular activity in health and disease. In nuclear medicine, this cutting-edge approach utilizes radiopharmaceuticals and advanced imaging techniques to visualize molecular processes within the body. This article explores the significance of molecular imaging, its applications and the transformative impact it has on healthcare. The foundation of molecular imaging lies in radiopharmaceuticals compounds that combine a radioactive isotope with a biologically active molecule. These molecules can selectively bind to specific cellular targets, allowing the visualization of molecular processes.

Mini reseña

Unlocking the Potential of Atomic Energy: A Thorough Manual on the Field of Nuclear Medicine

Hannes Zernin

Nuclear medicine is a specialized branch of medical imaging that utilizes the principles of nuclear physics to study the structure and function of organs and tissues within the body. Unlike traditional imaging methods that focus on anatomy, nuclear medicine provides unique insights into physiological processes at the molecular and cellular levels. This is achieved by introducing small amounts of radioactive substances, known as radiopharmaceuticals or tracers, into the body. Radioactive isotopes undergo spontaneous decay, emitting radiation in the form of alpha or beta particles or gamma rays. In nuclear medicine, gamma-emitting isotopes are commonly used. These are compounds containing a radioactive isotope combined with a biologically active molecule. These tracers are designed to mimic the body's natural compounds, allowing them to be taken up by specific tissues or organs.

Mini reseña

Radioactive Tracers for Medical Diagnostics: A Nuclear Medicine Perspective

Luis Royal

Radioactive tracers, or radiopharmaceuticals, are compounds containing a small amount of a radioactive isotope. These tracers emit gamma rays, which can be detected by specialized imaging devices. The unique properties of these tracers make them powerful tools in medical diagnostics, offering insights into the function, structure and metabolism of organs and tissues. Unlike traditional imaging methods that focus on anatomy, nuclear medicine primarily provides functional information. Radioactive tracers can be designed to target specific tissues or organs based on their physiological characteristics. This targeted approach enhances the specificity of diagnostic imaging, providing detailed information about the area of interest. Radiopharmaceuticals are used to detect abnormalities or changes in the function of organs and tissues. This is particularly valuable in early disease detection, often before structural changes are apparent through other imaging modalities.

Mini reseña

Precision and Innovation in Targeting Cancer with Radiation Therapy

Gabriela Pereira

Cancer remains a formidable adversary in the realm of medicine, affecting millions of lives worldwide. Fortunately, advancements in healthcare have led to the development of increasingly effective treatment modalities, including radiation therapy. Over the years, this powerful technique has evolved significantly, allowing medical professionals to target cancerous cells with precision and innovation. In this article, we explore the principles, techniques and innovations that make radiation therapy an essential component of modern cancer care.

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