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Thyroid cancer diagnosis by Raman spectroscopy
Marco Sbroscia1,2, Michael Di Gioacchino1, Paolo Ascenzi1
1Dipartimento di Scienze, Universitá degli Studi Roma Tre, Rome, Italy.
Scientific Reports
|August 10, 2020
Summary
Raman spectroscopy offers accurate thyroid cancer diagnosis, distinguishing healthy from cancerous tissues with over 90% accuracy. This technique can also detect early transitions from adenoma to cancer, potentially reducing unnecessary surgeries.
Area of Science:
- Biomedical Optics
- Oncology
- Medical Diagnostics
Background:
- Thyroid cancer incidence has significantly increased over the last 50 years.
- Current diagnostic methods, like fine needle aspiration, often yield undetermined results, leading to unnecessary surgeries in about 70% of cases.
- There is a critical need for more accurate and less invasive diagnostic tools for thyroid cancer.
Purpose of the Study:
- To evaluate the efficacy of Raman spectroscopy as a diagnostic tool for human thyroid cancer.
- To determine if Raman spectroscopy can accurately differentiate between healthy and cancerous thyroid tissues.
- To assess the potential of Raman spectroscopy in identifying different types of thyroid cancer and early neoplastic changes.
Main Methods:
- Raman spectroscopy was used to investigate thyroid tissue samples.
- The technique was employed to distinguish between healthy and cancerous thyroid tissues.
- Analysis focused on identifying characteristic spectral signatures for different thyroid conditions.
Main Results:
- Raman spectroscopy achieved over 90% accuracy in distinguishing healthy from cancerous thyroid tissues.
- The three most common types of thyroid cancer were clearly identified using this method.
- Evidence of early-stage transitions from adenoma to cancerous tissue was observed, indicating potential for early detection.
Conclusions:
- Raman spectroscopy provides a reliable and accurate method for diagnosing thyroid cancer.
- This technique has the potential to significantly improve diagnostic accuracy and reduce the rate of unnecessary thyroid surgeries.
- Raman spectroscopy may offer a valuable tool for detecting early neoplastic changes in thyroid tissues, surpassing the limitations of current diagnostic approaches.
