Related by context. All words. (Click for frequent words.) 66 cyst 63 cancerous tumor 62 brain tumor 61 noncancerous tumor 61 tumor 60 benign brain tumor 60 malignant tumor 56 malignant polyp 55 desmoid tumor 54 cancerous tumor removed 54 pancreatic tumor 54 inoperable tumor 54 ovarian cyst 53 benign tumor removed 53 cancerous mole 53 remove benign tumor 52 remove cancerous tumor 52 cancerous testicle 52 cancerous growths 52 swollen lymph node 52 cancerous thyroid 52 blood clot 52 rhabdomyosarcoma 52 pituitary tumor 52 nodule 52 cysts 52 lymph gland 52 medulla blastoma 52 adenoid cystic carcinoma 52 benign tumors 51 herniated disk 51 tumors 51 umbilical hernia 51 malignant brain tumor 51 arteriovenous malformation 51 hemangioma 51 cancerous lump 51 brain tumors 51 malignant tumors 51 retinal blastoma 51 salivary gland 51 polycystic kidneys 50 cyst removed 50 obstructed bile duct 50 Wilms tumor 50 noncancerous tumors 50 cancerous prostate 50 dermoid cyst 50 vascular abnormality 50 surgery 50 herniated disc 50 cancerous prostate gland 50 vascular malformation 49 Wegener granulomatosis 49 lymph glands 49 rhabdomyosarcoma rare 49 cancerous lesion 49 cancerous nodules 49 cavernous malformation 49 osteosarcoma bone 49 basal cell carcinoma 49 bone spur 49 cancerous cyst 49 Ewings Sarcoma 49 embryonal rhabdomyosarcoma 49 diaphragmatic hernia 49 cancerous 49 intestinal disorder 49 cancerous tumors 49 Gall bladder 49 pituitary tumors 49 Ginsburg pancreas 49 lymphoma 49 abscess 49 viral infection 49 cancerous kidney 49 paraganglioma 48 rheumatoid polyarthritis 48 ailment 48 torn cartilage 48 carcinoid tumor 48 alveolar rhabdomyosarcoma 48 meniscus tear 48 pituitary gland tumor 48 ganglion cyst 48 bowel obstruction 48 testicular tumor 48 pre cancerous lesion 48 neurofibroma 48 underwent surgery 48 enlarged spleen 48 Ewing sarcoma rare 48 liver cancer 48 dysentery bursitis 48 cancerous brain tumor 48 inoperable tumors 48 bile duct cancers 48 Ewing Sarcoma 48 diverticulitis 48 intestine colon 48 anal fissure 48 precancerous lesion 48 Wilm tumor 48 bile duct cancer 48 dilated aorta 48 carcinoma 48 prostate gland 48 Goldenhar syndrome 47 mononucleosis 47 fluid buildup 47 lymphoblastic lymphoma 47 bulging disk 47 Rhabdomyosarcoma 47 fibroid tumor 47 parathyroid glands 47 malignant 47 rotator cuff tear 47 torn meniscus 47 non Hodgkin lymphoma 47 subependymal giant cell 47 broken hamate bone 47 osteogenic sarcoma 47 neuroblastoma tumor 47 leiomyosarcoma 47 Burkitt lymphoma 47 squamous cell cancer 47 torn ligament 47 undergoing surgery 47 nodules 47 pilocytic astrocytoma 47 adrenal cortical carcinoma 47 astrocytoma 47 kidney stone 47 cancerous polyp 47 degenerative disc 47 thyroid 47 leukemia 47 pancreatic cancer 47 liposarcoma 47 pontine glioma 47 benign polyp 47 elbow tendonitis 47 aneurysm 47 meningioma 47 bowel perforation 47 fractured hamate bone 47 benign polyps 47 mitochondrial disorder 47 cancerous bladder 47 osteosarcoma 47 acoustic neuromas 47 thyroid gland 47 Benign tumors 47 pituitary adenoma 47 bulging disc 47 severe aplastic anemia 47 papillary carcinoma 47 Compartment Syndrome 47 abdominal abscess 47 biliary atresia 47 ADPKD 47 Hirschsprung Disease 47 remove cyst 46 cell carcinoma 46 pituitary gland 46 enlarged lymph node 46 focal segmental glomerulosclerosis 46 remove cancerous 46 adenoma 46 hernia 46 neuro endocrine tumors 46 neurofibromas 46 polyps growths 46 polyp 46 tonsils 46 viral cardiomyopathy 46 gastrointestinal stromal tumor 46 fibroma 46 restrictive cardiomyopathy 46 knee surgery 46 tenosynovitis 46 synovial sarcoma 46 Lisfranc fracture 46 intestinal parasite 46 stress fracture 46 fibrous dysplasia 46 parotid salivary gland 46 rhabdomyosarcoma rare cancer 46 blod clot 46 adrenal gland 46 stem glioma 46 intestinal blockage 46 exertional headaches 46 Wilms Tumor 46 ruptured disk 46 remove cancerous thyroid 46 detached latissimus dorsi muscle 46 Non Hodgkins Lymphoma 46 partial hysterectomy 46 Hirschsprung disease 46 Hodgkin Disease 46 hemophagocytic lymphohistiocytosis 46 tibial plateau fracture 46 Hodgkin Lymphoma 46 contracted staph infection 46 postoperative pathology 46 Tumours 46 spleen 46 undergone surgery 46 intestinal inflammation 46 arterial blockage 46 pre cancerous polyps 46 Hodgkin lymphoma 46 Burkitt Lymphoma 46 cancerous thyroid gland 46 benign cysts 46 labral tear 46 positional vertigo 46 throat nodules 46 gallbladder 46 ulnar neuritis 46 inflamed gallbladder 46 surgically removed 46 fibromatosis 46 blot clot 46 Morton neuroma 46 arthroscopic knee surgery 46 stem intestinal bleeding 45 Tumors 45 wisdom tooth 45 Schwannoma tumor 45 gall bladder 45 craniopagus parasiticus 45 colon 45 hip flexor tendinitis 45 lipoma 45 neuroma 45 torn rotator cuff 45 inflamed pancreas 45 underwent chemotherapy 45 congenital disorder 45 kidney adrenal gland 45 thymoma 45 intestinal polyps 45 granuloma 45 nodular melanoma 45 Wilm Tumor 45 Wilms tumors 45 remove malignant tumor 45 ligament tear 45 arachnoid cyst 45 benign pituitary tumor 45 benign cyst 45 cell sarcoma 45 intestine 45 enlarged thyroid gland 45 myocarditis 45 testicular cancer 45 angiosarcoma 45 Thoracic Outlet Syndrome 45 hemispherectomy 45 blastoma 45 removed laparoscopically 45 malignant lymphoma 45 pterygium 45 primitive neuroectodermal tumor 45 cartilage defects 45 herniation 45 neurofibromatosis 45 diverticulum 45 nonmalignant 45 Ewing sarcoma bone 45 leiomyosarcoma rare 45 cancerous polyps 45 hematoma 45 malformation 45 teratoma 45 carcinoid cancer 45 Glioma 45 noncancerous growths 45 idiopathic cardiomyopathy 45 pancreatic neuroendocrine tumor 45 metastatic adenocarcinoma 45 aplastic anemia 45 pre cancerous 45 fractured bone 45 abdominal hernia 45 hiatus hernia 45 insert screw 45 primary sclerosing cholangitis 45 anaplastic 44 chondrosarcoma 44 gall stones 44 talus bone 44 perforated appendix 44 diverticula 44 malignant cancerous 44 cancerous lymph node 44 adrenal tumor 44 channelopathy 44 repair detached retina 44 Hodgkins Lymphoma 44 Chiari malformation 44 ovarian cysts 44 torn flexor muscle 44 incisional hernia 44 inflamation 44 nonmalignant tumor 44 dissecting aortic aneurysm 44 adenocarcinoma 44 Uterine fibroids 44 enlarged prostate gland 44 microvascular angina 44 polyps 44 intracranial tumors 44 inflamed tissue 44 subarachnoid brain hemorrhage 44 undergoing hysterectomy 44 lesion 44 prolapsed disc 44 dysplastic lesions 44 Diverticulosis 44 bone contusion 44 Diverticulitis 44 choriocarcinoma 44 Ewing Sarcoma rare 44 neuroendocrine tumors 44 ANCA vasculitis 44 Proteus syndrome 44 thoracic outlet syndrome 44 inflamed appendix 44 ovarian tumor 44 lymphatic cancer 44 scoliosis curvature 44 skin lesion 44 bleeding stomach ulcer 44 gallstone 44 pea sized lump 44 hyperactive thyroid 44 pancreas 44 screw inserted 44 myoma 44 inflamed tendon 44 breast tumors 44 infectious mononucleosis 44 optic glioma 44 undergo surgery 44 parathyroid 44 aneurism 44 ganglion cysts 44 squamous cell carcinoma 44 Diffuse Intrinsic Pontine Glioma 44 Nodules 44 inflamed intestine 44 sports hernia 44 pre cancerous growths 44 colon cancer 44 trochanteric bursitis 44 hiatal hernia 44 degenerative disk 44 polycystic ovaries 44 wisdom teeth 44 deep bone bruise 44 rediagnosed 44 transitional cell carcinoma 44 adenomatous 44 vestibular neuronitis 44 metastatic lesions 44 torn medial meniscus 44 thyroid imbalance 44 primitive neuroectodermal tumors 44 benign growths 44 systemic scleroderma 44 melanoma 44 alveolar soft 44 diffuse intrinsic pontine glioma 44 nerve irritation 44 bursitis 44 digestive ailment 44 cancerous lesions 44 mouth ulcers 44 parotid cancer 44 Ectopia Cordis 44 noncancerous brain tumor 44 underwent laparoscopic surgery 44 vertebrae fused 44 staph infection 44 dysentery bursitis acute bronchitis 44 tendinitis 44 Colorectal cancers 43 microdiscectomy 43 nondisplaced fracture 43 hamstring tendon 43 uterine fibroid 43 lymphocytic leukemia 43 partially torn labrum 43 intestinal ailment 43 epidural injection 43 ventricular septal defect 43 birth defect 43 ependymoma 43 intraductal 43 cellulitis bacterial infection 43 bone spurs 43 non hodgkins lymphoma 43 cartilage tear 43 strained intercostal muscle 43 gallstones 43 tonsil cancer 43 Glioblastoma multiforme 43 routine checkup 43 lymphatic malformation 43 fibroadenomas 43 brain aneurysm 43 melanoma tumors 43 malignant tissue 43 ruptured disc 43 ischemic colitis 43 prostate walnut 43 MALT lymphoma 43 bulging disks 43 intractable epilepsy 43 basal cell carcinomas 43 abdominal surgery 43 gastric feeding tube 43 pelvic lymph nodes 43 cortical dysplasia 43 tuberous sclerosis 43 endocrine gland 43 teratomas 43 hyperemesis 43 compartmental syndrome 43 twisted bowel 43 repair torn bicep 43 torn tendon 43 prolapsed 43 radial collateral ligament 43 parathyroid gland 43 glioma 43 abscessed tooth 43 cholangiocarcinoma rare 43 schwannoma 43 small intestine 43 malignant lump 43 fibroids 43 Perthes disease 43 neoplasm 43 Osteosarcoma 43 trachea windpipe 43 liver metastases 43 Non Hodgkin lymphoma 43 hydatid cyst 43 reconstructive surgery 43 spinal fusion surgery 43 DIPG 43 pancreatitis inflammation 43 aplastic anemia rare 43 torn ligaments 43 colon polyps 43 acute lymphatic leukemia 43 piriformis syndrome 43 cancer 43 noncancerous 43 glioblastoma multiforme 43 intestinal 43 sarcoma 43 pancreatic colorectal 43 kidney 43 exertional compartment syndrome 43 wear colostomy bag 43 inflamed bursa 43 compartment syndrome 43 abdominal tear 43 neuroendocrine tumor 43 hormonal disorder 43 Ewing sarcoma 43 ulnar nerve transposition 43 metastatic bladder 43 Acute Myeloid Leukaemia 43 repair deviated septum 43 pannus 43 intercostal muscle 43 calculi 43 malignant growths 43 ligament sprain 43 centimeter scar 43 hamate bone 43 cervical disk 43 incurable brain tumor 43 benign breast 43 cancerous ovary 43 dysplastic 43 Medulloblastoma 43 brain malformation 43 strep infection 43 peritoneal mesothelioma 43 inflamed digestive tract 43 gall stone 43 tracheitis 43 torn ACL 43 bacterial infection 43 Arnold Chiari 43 lymph nodes 43 basal cell cancers 43 synovial sarcoma rare 43 strep throat 43 tonsil 43 perforated intestine 43 precancerous polyps 43 dilated cardiomyopathy 43 juvenile dermatomyositis 43 ruptured spleen 43 ruptured cyst 43 tonsils removed 43 mammary tumors 43 adenoid 43 SLAP tear 43 Non Hodgkins lymphoma 43 polycystic 43 lobular carcinoma 43 Bell palsy 43 torn anterior cruciate ligament 43 thymus gland 43 chemotheraphy 43 precancerous cervical 43 acoustic neuroma 43 uterine fibroid tumors 43 carcinoma HCC 43 keloids 43 tendonitis 43 esophagogastric junction 42 arteriovenous fistula 42 undergone lumpectomy 42 dislocated patella 42 necrotising 42 colorectal polyps 42 upper lobe 42 dysplasia 42 lymphocytic 42 diverticular bleeding 42 Non Hodgkin 42 rectal prolapse 42 epithelial origin 42 ocular melanoma 42 craniosynostosis 42 Scar tissue 42 arteriovenous malformations 42 prostate tumors 42 pancreas liver 42 abdominal lymph nodes 42 cerebri 42 bowel cancers 42 cerebral thrombosis 42 moyamoya 42 avascular necrosis 42 incompetent cervix 42 Lymph nodes 42 inflamed nerve 42 undergoing kidney transplant 42 Hashimoto thyroiditis 42 GBM tumors 42 Melanomas 42 sinus infection 42 anaplastic astrocytoma 42 fibroadenoma 42 torn labrum 42 malignancy 42 ingrown nail 42 disfiguring facial 42 esophageal atresia 42 bladder prostate 42 necrotizing 42 Bone marrow stem cells 42 battled ulcers amoebic 42 bladder cancers 42 hamartoma 42 abdominal incisions 42 swollen lymph nodes 42 surgical procedure 42 small bowel resection 42 tuberous sclerosis TS 42 bile duct 42 damaged cartilage 42 colorectal carcinoma 42 Sveden 42 invasive ductal carcinoma 42 goiter 42 colorectal liver 42 multiforme 42 stress facture 42 Malignant tumors 42 Hodgkin disease 42 prostate cancers 42 hairline stress fracture 42 achondroplasia 42 cartilage 42 mesentery 42 precancerous tissue 42 Acute Leukemia 42 oblique muscle strain 42 streptococcus infection 42 hamstring tendons 42 aortic dissections 42 pituitary adenomas 42 torn ulnar collateral ligament 42 bulged disc 42 vasculitis 42 gastric cancers 42 inflamed ligament 42 torn abdominal muscle 42 underwent lumpectomy 42 inoperable brain tumor 42 surgey 42 acute leukemia 42 Mononucleosis 42 primary anastomosis 42 swollen tonsils 42 pulmonary embolism 42 tonsillitis 42 cancerous ovarian cyst 42 gallbladder removed 42 Glioblastoma Multiforme 42 malignant pancreatic 42 patella tendinitis 42 bleeding ulcer 42 disk herniation 42 parotid 42 thyroid nodule 42 esophagitis 42 pelvic irradiation 42 uterine myoma 42 bladder infection 42 ulnar collateral ligament 42 precancerous polyp 42 fractured shin 42 liver transplant 42 costochondritis 42 labrum tear 42 heterotopic bone 42 subarachnoid haemorrhage 42 peritoneal cancer 42 lung infection 42 lumbar strain 42 undergoing laparoscopic surgery 42 Bell Palsy 42 Hemolytic Uremic Syndrome HUS 42 meningiomas 42 subdural hematoma 42 Glioblastoma 42 torn adductor muscle 42 micro fracture 42 Chiari Malformation 42 medulloblastoma 42 spontaneous pneumothorax 42 cervical radiculopathy 42 inflamed tendons 42 mitochondrial myopathy 42 psychological counseling Carstoiu 42 surgically reattached 42 stress fractures 42 Beckwith Wiedemann Syndrome 42 undergoing gallstone 42 implant pacemaker 42 congenital diaphragmatic hernia 42 sprained sternoclavicular joint 42 inoperable liver 42 swollen tendons 42 torn knee ligaments 42 plantar faciitis 42 pancreatic tumors 42 Endometrial cancer 42 subdural hematoma bleeding 42 parotid gland 42 repair herniated disk 42 ruptured bladder 42 nephrotic syndrome 42 osteochondroma 42 intubation tube 42 Wegener Granulomatosis 42 Henoch purpura 42 cystic lesions 42 knee cartilage 42 Glioblastoma multiforme GBM 42 Budd Chiari syndrome 42 testicle 42 bladder cancer 42 Microfracture surgery 42 hypoplasia 42 Hurler Syndrome 42 parenchyma 42 autosomal dominant polycystic kidney 42 repair lacerated tendon 42 congenital brain tumor 42 ear infection 42 hairline fracture 42 Acute Lymphocytic Leukemia 42 common bile duct 42 Transverse Myelitis 42 benign nodule 42 diverticulosis 42 lipomas 42 cuboid bone 42 neuroblastoma 42 dysplasias 42 undergoing reconstructive surgery 42 neuroblastoma tumors 42 transfusion syndrome 42 repair torn ulnar 42 metastases 42 nasal polyps 42 adenomas 42 mastoiditis 42 esophageal tumors 42 bile ducts 42 Achilles tendinitis 42 gallstone pancreatitis 42 ACL anterior cruciate ligament 41 necrotizing fasciitis 41 papilloma 41 acute promyelocytic leukemia 41 appendectomy 41 Morquio syndrome 41 staphylococcus infection 41 pulmonary stenosis 41 dermopathy 41 thyroid nodules 41 scar tissue 41 enlarged adenoids 41 transplanted liver 41 pericarditis 41 hyperflexed 41 congenital kidney 41 malignant brain 41 ovarian tumors 41 heterotaxy 41 acoustic neuroma tumor 41 arthrogryposis 41 renal cell carcinomas 41 Joubert syndrome 41 rod inserted 41 lung tumors 41 fibrocystic 41 arterial aneurysms 41 Burkitts Lymphoma 41 irritated nerve 41 abnormal curvature 41 keloid 41 diseased organ 41 gangrene infection 41 gastrointestinal stromal tumor GIST 41 ductal carcinoma 41 Meningiomas 41 cancerous colon 41 atypical rhabdoid tumor 41 beta thalassemia 41 Tourette syndrome neurological disorder 41 adenoids 41 lung 41 subluxed 41 bladder tumors 41 enlarged lymph nodes 41 physician Stuart Hershon 41 patellar tendinitis 41 adenomyosis 41 abscessed wisdom tooth 41 frayed labrum 41 stomach ulcer 41 Aplastic anemia 41 necrotizing enterocolitis NEC 41 Cholangiocarcinoma 41 partial mastectomy 41 neurocysticercosis 41 neuroendocrine cancer 41 massive subarachnoid hemorrhage 41 gall bladder removed 41 spinal cord contusion 41 osteoma 41 viral bronchitis 41 mild hamstring strain 41 cancerous breast 41 cervical lymph node 41 tonsils adenoids 41 heterotopic ossification 41 bone deformity 41 rheumatic disease 41 intracranial haemorrhage 41 basal cell cancer 41 elbow contusion 41 chemotherapy treatments 41 osteosarcoma rare 41 non Hodgkins lymphoma 41 ovary 41 prostate 41 hypervascular tumors 41 atresia 41 osteochondromas 41 underwent reconstructive surgery 41 hamate 41 malignant melanomas 41 posterior labrum tear 41 bunion 41 nagging ailment 41 cervical lymph nodes 41 cancerdefine 41 thumb ligament 41 ingrown hair 41 metachronous 41 wrist contusion 41 streptococcus bacteria 41 noncancerous prostate 41 pulmonary embolism blood clot 41 fibrocystic disease 41 focal glomerulosclerosis 41 gastric lymphoma 41 metastatic cancer 41 squamous cell 41 papillomas 41 ovarian hyperstimulation syndrome 41 reactive arthritis 41 flexor strain 41 thymectomy 41 repair torn ligament 41 navicular bone 41 screw surgically inserted 41 esophageal spams 41 cardiomyopathy 41 Langerhans Cell Histiocytosis 41 ruptured cerebral aneurysm 41 ligament 41 gastrointestinal bleed 41 undescended testes 41 precancerous condition 41 diseased kidneys 41 brain hemorrhage 41 Osgood Schlatter disease 41 lobular cancer 41 abnormal growths 41 blood clotting disorder 41 titanium rod inserted 41 ruptured appendix 41 meniscal tear 41 colorectal tumors 41 vocal cord paresis 41 inflammatory myofibroblastic tumor 41 inflamed rotator cuff 41 ruptured diaphragm 41 torn patellar tendon 41 cancerous nodes 41 digestive disorder 41 repaired surgically 41 post transplant lymphoproliferative 41 focal segmental glomerulosclerosis kidney 41 liver 41 situ DCIS 41 bone fracture 41 bronchogenic carcinoma 41 Barrett mucosa 41 arthroscopic surgery 41 hepatocellular carcinoma HCC 41 neoplasms 41 protruding disc 41 prostate glands 41 axillary lymph node dissection 41 plantar fasciitis 41 labrum 41 retinoblastoma rare 41 jejunum 41 bone marrow edema 41 lateral meniscus tear 41 meniscus 41 biopsy specimen 41 Retinoblastoma 41 ingrown toenail 41 repair frayed labrum 41 hip impingement 41 yeast overgrowth 41 lentigo maligna 41 neoplastic lesions 41 splenectomy 41 ruptured brain aneurysm 41 abdominal pains 41 pneumococcal meningitis 41 Lisfranc sprain 41 eosinophilic 41 Respert 41 postoperative infection 41 underarm lymph nodes 41 respiratory infection 41 fluid drained 41 glioblastoma brain tumor 41 polycystic kidney disease 41 duodenal ulcer 41 Amyotrophic lateral sclerosis 41 bladder rectum 41 non hodgkin lymphoma 41 strangulated hernia 41 cancerous lymph nodes 41 Tendinitis 41 Hurler syndrome 41 rotator cuff tendonitis 41 esophageal cancer 41 Synovial Sarcoma 41 neuroblastomas 41 prostrate cancer 41 tonsillar cancer 41 vascular malformations 41 Diabetic neuropathy 41 degenerative neurological disorder 41 acute myeloid leukemia 41 carcinoid tumors 41 posterior urethral valves 41 cardia 41 underwent kidney transplant 41 venous malformation 41 thyroiditis 41 squamous cell carcinoma SCC 41 benign biliary strictures 41 lesions 41 appendicitis 41 cell lymphoma 41 malignant salivary gland 41 Avascular necrosis 41 oesophageal cancer 41 hepatocellular carcinoma 41 brain aneurism 41 torn meniscus cartilage 41 Barrett esophagus 41 shaped gland 41 blood clots 41 lymphatic tissue 41 Hodgkins Disease 41 parathyroid carcinoma 41 degenerative arthritic condition 41 meniscus repaired 41 crushed vertebra 41 acromegaly 41 undergoing arthroscopic surgery 41 torn lat muscle 41 debilitating arthritis 41 stomach pancreas spleen 41 metastatic gastric 41 tracheal stenosis 41 inflammed 41 cavernoma 41 pleurisy 41 laparoscopic procedure 41 elbow tendinitis 41 torn plantar fascia 40 pyloric stenosis 40 lacerated tendon 40 inflamed facet 40 repair fractured sinus 40 bicep tendon 40 cellulitis 40 bone bruise 40 medullary thyroid cancer 40 tubal pregnancy 40 intracranial hemorrhage bleeding 40 fractured vertebrae 40 underwent hysterectomy 40 glandular fever 40 Benign breast 40 pancreatectomy 40 basal cell carcinoma BCC 40 papillary carcinoma form 40 intestinal parasites 40 desmoplastic 40 Hodgkins lymphoma 40 nasopharyngeal carcinoma 40 polymyalgia 40 labral tears 40 lumbar disk herniation 40 appendix removed 40 meningeal 40 nephrectomy 40 cholelithiasis 40 hydrocephaly 40 invasive ductal 40 bursa sac 40 DCIS lesions 40 benign lesion 40 grapefruit sized 40 precancerous lesions 40 testicular cancers 40 fibrocystic breast 40 volvulus 40 breast tissue 40 aortic valve aortic root 40 undergoing microfracture knee 40 axillary vein 40 terminal ileum 40 microvascular angina heart 40 ruptured disks 40 ministroke 40 cleft palette 40 Gorlin syndrome 40 pinched nerve 40 Achilles tendon rupture 40 internal bleeding