Researchers from Central South University in China have now shown that cervical cancer may be spotted using a photoacoustic technique that analyzes the screened tissue in-depth and doesn’t involve a nowadays standard biopsy.
Photoacoustics involves beaming light at an object and detecting sound waves that form within the object due to the light’s excitation. The team used samples of healthy and cancerous cervical tissue from real patients and embedded them within phantoms to simulate sampling through real tissue. Special software was used to analyze the data gathered from the photoacoustic transducers. The investigators were able not only to detect the cancerous lesions, but to also identify what stage they were in.
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