Difficulties in Differentiation of Malignant Neoplasms and Deep Infiltrative Endometriosis

Purpose: To review the clinical case of deep infiltrative endometriosis in patient with suspicious colorectal cancer. Material and methods: Patient 47 years old complaints pain right hypogastrium for several weeks. Anamnesis laparoscopic surgery infertility, repeated removal mammary fibroadenomas. At initial examination, there is a suspicion primary tumor rectum metastatic lesions liver, pancreas peritoneum according to results ultrasound diagnosis. Contrast enhanced MRI abdominal cavity pelvic, colonoscopy, lung radiography PET/CT were performed purpose detailed differential diagnosis identified lesions. Conclusion: The multimodal approach differentiation malignant neoplasms using various methods radiation allows assess spread pathological process determine tactics treatment shortest time.