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What is Most radiosensitive testicular tumor is and explain in detail?
Ans. a (Seminoma). (Ref. LB, 25th/1384)Radiosensitive tumors are seminoma, Ewing's sarcoma, Hodgkin's lymphoma, few gynaecological malignancies and medulloblastoma.Radiotherapy -is the treatment of choice for# Oral cavity, lip, tongue, cheek# Nasopharynx, Oropharynx and hypopharynx# Nasal cavity# Larynx# Skin cancers (except melanoma)# Cervix# Bladder (except Tl)# Testis - Seminoma# Hodgkin's disease - early disease# NHL - early disease# Medulloblastoma (following surgery)# Retinoblastoma# Astrocytomas (grade 3 and 4)Radiosensitivity of different tumorsHighly radiosensitiveModerately radiosensitiveRelatively resistantHighly resistantLymphomaSeminomaMyelomaEwing's sarcomaWilm's tumorsSmall cell lung cancerBreast cancerBasal cell carcinomaMedulloblastomaTeratomaOvarian cancerSquamous cell lung cancerRCCRectal carcinomaBladder carcinomaSoft tissue sarcomaCervical cancerMelanomaOsteosarcomaPancreatic Ca