<prompt> Which of the following is the most Radiosensitive ovarian tumours :DysgerminomaDermoid cystSerous cyst adenomaEndodermal sinus tumour  <response>: Ans. is a i.e. Dysgerminoma Reference Shaws, 12e, p318, S. Bhadury, essentials of radiology and imaging, 1e, p5021Dysgerminoma corresponds to seminoma of the tests and one is very well aware that seminomas are highly radiosensitive tumors.List of highly radiosensitive tumorsLymphomaSeminomaMyelomaEwings Sarcoma Wilms Tumor 