Credit: Source: Center for Advanced Biomedical Imaging and Photonics, Beth Israel Deaconess Medical Center, Harvard University.
Doctors advance an endoscope fitted with the LSS probe from the mouth to the first part of the small intestine. They then extend an LSS optical probe tip from the endoscope, illuminating the tissue. The tool also allows the doctor to puncture the cyst and perform fine-needle aspiration for biopsy collection.