Related by context. Frequent words. (Click for all words.) 79 biopsy 67 needle biopsy 61 biopsied 61 MRI scans 60 CT scans 60 lesions 59 metastases 59 Pap smear 58 tumors 58 lymph nodes 58 angiograms 58 polyps 58 unnecessary biopsies 57 colonoscopy 57 angiography 57 MRIs 57 angiogram 57 mammogram 57 tumor recurrence 56 prostate specific antigen 56 immunohistochemistry 56 invasive procedures 56 cytology 56 chest x ray 56 PET scans 56 prostatectomy 56 screening mammography 56 ultrasonography 55 radiation therapy 55 CT scan 55 tissue samples 55 lymph node 55 PET scan 55 mammograms 54 sigmoidoscopy 54 lesion 54 precancerous 54 lung tumors 54 amniocentesis 53 cancerous tissue 53 prostate cancers 53 CT colonography 53 colonoscopies 53 metastatic disease 53 cardiac catheterization 53 adenomas 53 precancerous lesions 53 CT scanning 53 pap smears 53 breast tumors 53 pap smear 53 scans 53 carcinomas 53 Pap smears 53 bronchoscopy 52 lumpectomy 52 radiographs 52 PET imaging 52 radical prostatectomy 52 invasive procedure 52 fecal occult blood 52 Pap tests 52 breast biopsy 52 echocardiography 52 imaging scans 51 malignancy 51 catheterization 51 MR imaging 51 echocardiograms 51 Magnetic resonance imaging 51 fibroids 51 melanomas 51 hysterectomies 51 prostate 51 chest X rays 51 tumor 51 Barrett esophagus 51 Pap test 51 pancreatic cancers 51 malignant tumors 51 breast cancers 51 malignancies 51 screening mammograms 51 intraoperative 51 carcinoma 51 preoperative 51 mastectomies 50 nodules 50 spinal tap 50 mastectomy 50 abnormalities 50 resection 50 hysterectomy 50 sonography 50 benign tumors 50 androgen deprivation therapy 50 recurrences 50 ultrasound 50 mammography 50 breast tissue 50 CaP