Related by context. Frequent words. (Click for all words.) 58 tissue biopsies 58 abdominal ultrasound 56 Computed tomography 56 invasive diagnostic 55 gastrointestinal tracts 55 noninvasively 55 lymphatic tissue 55 abnormal heartbeats 55 Doppler ultrasound 55 palpated 55 cytological 55 diagnose 54 electrocardiogram EKG 54 computed tomography CT scans 54 precancers 54 intestinal tissue 54 pre cancerous polyps 54 cancerous lesions 54 tissue perfusion 54 PET positron emission tomography 54 abnormal growths 53 needle biopsies 53 Virtual colonoscopy 53 noninvasive imaging 53 less invasively 53 esophagus stomach 53 palpate 53 diagnose Alzheimer disease 53 abnormalities 53 endoscopist 53 prostate glands 53 sentinel lymph nodes 53 biopsies 52 gynecologic procedures 52 dermal layer 52 sentinel nodes 52 Staphylococcus aureus bacteria 52 intubations 52 insert catheter 52 cauterization 52 intubate 52 gastroscopy 52 lymphatics 52 intracardiac 52 glandular tissue 52 fingerstick 52 thyroid nodules 51 detect 51 endoscopic ultrasound 51 cervical smears 51 anal canal 51 nanoprobes 51 saliva urine 51 electrocardiography 51 Ultrasonography 51 noninvasive technique 51 retinal tissue 51 transvaginal ultrasound 51 catheterisation 51 teratoma 51 barium enema 51 benign growths 51 Magnetic resonance 51 regenerate tissue 51 aneurisms 51 noninvasive diagnostic 51 erectile tissue 51 fine needle aspiration 51 coronary angiogram 51 nasal swab 51 PET CT scan 50 cervical lesions 50 ultrasound 50 pancreatic tissue 50 administered systemically 50 arterial blockage 50 inserting catheter 50 liver biopsy 50 rectally 50 diagnostic 50 PCR assay 50 abdomen pelvis 50 aspirate 50 thyroids 50 digital rectal exams 50 breast lumps 50 microcalcifications 50 Lymph nodes 50 parathyroid 50 ultrasound examinations 50 bone density scans 50 Newborn screening 50 laparoscopically 50 digital rectal examination 50 non invasively 50 biopsy specimens 50 biopsy 50 peritoneal cavity 50 pre cancerous lesions 50 cancerous growths 49 benign prostate hyperplasia