Related by context. All words. (Click for frequent words.) 74 aneurysm 66 brain aneurism 62 brain aneurysm 60 aortic aneurysm 60 ovarian cyst 60 aortic aneurism 58 inflamed appendix 58 acute subdural hematoma 58 ruptured aneurysm 57 arterial blockage 57 cerebral aneurysm 56 blood clot 56 dissecting aortic aneurysm 56 enlarged spleen 56 umbilical hernia 56 inoperable tumor 56 idiopathic cardiomyopathy 56 abnormal heartbeat 56 inflamed pancreas 55 ruptured brain aneurysm 55 aortic rupture 55 cyst 55 noncancerous tumor 55 dissected aorta 55 grand mal seizure 55 epileptic fit 55 incompetent cervix 55 aorta 55 brain haemorrhage 55 internal bleeding 54 brain hemorrhage 54 ectopic pregnancy 54 excruciating headache 54 arteriovenous malformation 54 pacemaker fitted 53 abdominal aneurysm 53 ruptured aorta 53 cerebral thrombosis 53 abdominal hernia 53 arteriogram 53 crushed vertebra 53 enlarged aorta 53 implant pacemaker 53 subarachnoid brain hemorrhage 53 defibrillator implanted 53 debilitating stroke 53 aneurisms 53 cerebral haemorrhage 53 intercranial pressure 53 idiopathic dilated cardiomyopathy 53 subdural haemorrhage 53 Ventricular Septal Defect 53 cardio myopathy 53 stomach ulcer 52 amniotic fluid embolism 52 subarachnoid haemorrhage 52 twisted bowel 52 diaphragmatic hernia 52 arteriovenous malformation AVM 52 vertebral artery dissection 52 irregular heartbeat 52 subdural hematoma 52 embolism 52 strangulated hernia 52 bowel perforation 52 mitral valve regurgitation 51 abscess 51 abscessed tooth 51 craniectomy 51 arterial bleed 51 stent inserted 51 torn aorta 51 blot clot 51 bowel obstruction 51 gall bladder removed 51 gastrointestinal bleed 51 ruptured aortic aneurysm 51 massive brain haemorrhage 51 cranial bleeding 51 collapsed lung 51 Chiari malformation 51 arachnoid cyst 50 ruptured appendix 50 abdominal abscess 50 arrhythmia 50 fatal brain aneurysm 50 obstructed bile duct 50 benign cyst 50 aortic artery 50 anoxic encephalopathy 50 intestinal blockage 50 intracranial haemorrhage 50 myocarditis 50 fractured vertebrae 50 hemangioma 50 suffered brain haemorrhage 50 peritonitis 50 fatal brain haemorrhage 50 bleeding stomach ulcer 50 epidural abscess 50 appendicitis 50 inflamed gallbladder 50 emergency caesarian section 50 aortic dissection 50 ECMO machine 50 ruptured bowel 50 implanted defibrillator 49 severe scoliosis curvature 49 faulty aortic valve 49 obstructed bowel 49 vertebral artery 49 excruciating headaches 49 intracranial hemorrhage 49 epidural hematoma 49 degenerated discs 49 stent implanted 49 oesophagectomy 49 cancerous mole 49 pulmonary haemorrhage 49 underwent laparoscopic surgery 49 arthritic knee 49 retinal haemorrhage 49 ruptured cerebral aneurysm 49 subdural bleeding 49 anal fissure 49 ascending aortic aneurysm 49 ruptured abdominal aortic 49 vascular abnormality 49 vascular malformation 49 brain tumor 49 pulmonary edema 49 cranial cerebral trauma 49 angiogram 49 detached retina 49 arrhythmogenic right 49 emergency caesarean 49 intestinal obstruction 49 dilated cardiomyopathy 49 costochondritis 49 fat embolism 49 ruptured ectopic pregnancy 49 inoperable brain tumor 49 fluid buildup 49 cerebral hematoma 49 pulmonary thromboembolism 49 congenital diaphragmatic hernia 49 repair torn aorta 49 cancerous prostate gland 49 arrythmia 49 chest pains 49 cardiomyopathy 48 pulmonary embolism 48 lung 48 excruciating stomach pains 48 excruciating abdominal pain 48 partial dislocation 48 punctured lung 48 hypoglycaemic attack 48 cardiac tamponade 48 heart cath 48 congenital scoliosis 48 heart arrhythmia 48 perforated intestine 48 bruised spleen 48 wife Gail Gygax 48 cavernous malformation 48 hiatal hernia 48 Arteriovenous Malformation 48 emergency caesarean section 48 compartmental syndrome 48 clot 48 enlarged lymph node 48 prolapsed disc 48 truncus arteriosus 48 benign brain tumor 48 underwent angioplasty 48 spinal chord 48 trachea windpipe 48 subdural hematoma blood clot 48 coma 48 atrioventricular septal defect 48 dermoid cyst 48 cardiomegaly 48 spinal meningitis 48 fractured larynx 48 supraventricular tachycardia 48 broncho pneumonia 48 lymphatic malformation 48 pseudoaneurysm 48 sinus cavity 48 cleft palette 48 gangrene infection 48 cranial fracture 48 shunt implanted 48 induced coma 48 abdominal haemorrhage 48 cerebral edema 48 ruptured disc 48 methadone toxicity 48 coronary blockage 48 ulnar artery 48 hypovolemic shock 48 pacemaker implanted 47 irreversible coma 47 appendix burst 47 incurable brain tumor 47 atrial septal defect 47 necrotizing fasciitis 47 perforated bowel 47 untreated urinary tract 47 Goldenhar syndrome 47 perforated colon 47 perforated ulcer 47 potassium imbalance 47 viral myocarditis 47 pulmonary stenosis 47 vasovagal 47 brain hemmorhage 47 abnormality 47 compression fracture 47 severe facial deformity 47 insert feeding tube 47 quintuple bypass 47 cerebral hemorrhage 47 fibroid tumor 47 Compartment syndrome 47 tubal pregnancy 47 defective aortic valve 47 polycystic kidneys 47 incisional hernia 47 intubation tube 47 debilitating headaches 47 subdural hematoma bleeding 47 malformation 47 ventricular septal defect 47 abdominal aortic 47 chemically induced coma 47 vertebrae fused 47 descending aorta 47 cancerous polyp 47 artificially induced coma 47 exertional headaches 47 bladder infection 47 appendectomy 47 nonmalignant tumor 47 swollen lymph node 47 Bell palsy 47 scaphoid fracture 47 spleen 47 torn aortas 47 thoracic aorta 47 abdominal aorta 47 arterial dissection 47 Compartment Syndrome 47 skull fracture 47 bronchial pneumonia 47 heart catheterization 47 subdural 47 contracted staph infection 47 tension pneumothorax 47 ingrown toenail 47 pacemaker implant 47 viral cardiomyopathy 47 aortic valve 47 pneumothorax 46 suffering brain haemorrhage 46 ruptured uterus 46 pulmonary atresia 46 herniated 46 Hirschsprung Disease 46 pea sized lump 46 cerebral edema swelling 46 rotator cup 46 arterial aneurysms 46 ruptured ovarian cyst 46 perforated appendix 46 cardiac arrest 46 suffered cardiac arrest 46 airway blockage 46 coronary artery 46 spontaneous pneumothorax 46 perforated eardrum 46 surgically reattached 46 diverticulum 46 agonizing stomach pains 46 vasovagal syncope 46 fractured skull 46 necrotising fasciitis 46 ventricular septal defect VSD 46 mitral valve prolapse 46 venous malformation 46 exploratory laparotomy 46 basilar artery 46 artery 46 cancerous brain tumor 46 birdshot pellet 46 subdural hematomas 46 malignant polyp 46 crippling stomach pains 46 Malyia 46 self inflicted stab wound 46 quadruple bypass surgery 46 crushed vertebrae 46 gall stones 46 cancerous tumor removed 46 encephalocele 46 perforated bowels 46 suffered brain aneurysm 46 pulmonary emboli 46 hypertrophic cardiomyopathy thickening 46 Wilm Tumor 46 fractured spine 46 stem glioma 46 acute abdominal pain 46 craniotomy 46 brain hemorrhages 46 acute peritonitis 46 arterial fibrillation 46 hemodynamic instability 46 partial mastectomy 46 bedsore 46 placental abruption 46 cervical sprain 46 cerebral embolism 46 HELLP syndrome 46 overactive thyroid 46 bowel perforations 46 Constantiaberg Medi Clinic 46 suffered subdural hematoma 46 renal colic 46 haemorrhage 46 hangman fracture 46 abnormally enlarged 46 acute myocarditis 46 chest cavity 46 incised wound 46 gastric ulcer 46 subdural hemorrhage 46 epileptic seizure 46 curved spine 46 Joubert syndrome 46 severed jugular vein 46 MRI scan 46 larynx spasm crisis 46 disc prolapse 46 undergone quadruple bypass 46 suffered brain hemorrhage 46 severed artery 46 emergency Cesarean section 46 benign lesion 46 fractured vertebra 46 C7 vertebra 46 mesentery 46 wound dehiscence 46 blocked artery 46 Hodgkins Lymphoma 46 congenital defect 46 ministroke 46 SLAP tear 46 cerebral vascular disease 46 abcess 46 undiagnosed ailment 46 lung contusion 46 atresia 46 Budd Chiari syndrome 46 paralytic stroke 46 meningococcal septicemia 46 incomplete quadriplegic 46 heart valve stenosis 45 insert stent 45 polycystic kidney disease 45 dizzy spell 45 oxygen depravation 45 congenital deformity 45 brain haemorrhages 45 aneurysms 45 interrupted aortic arch 45 undergoing quadruple bypass 45 angioplasty procedure 45 hematoma 45 elbow contusion 45 rotator cuff tear 45 bacterial endocarditis 45 ingrown hair 45 eye socket 45 microvascular angina 45 torn meniscus 45 abdominal pains 45 cancerous cyst 45 tibia fracture 45 spondylosis 45 restrictive cardiomyopathy 45 surgery 45 abdominal aortic aneurysm 45 disk herniation 45 distended abdomen 45 multiple skull fractures 45 fatal arrhythmia 45 spinal fracture 45 esophageal atresia 45 centimeter laceration 45 pituitary gland tumor 45 hiatus hernia 45 severe aplastic anemia 45 subcutaneous emphysema 45 Schwannoma tumor 45 chiari malformation 45 neurocardiogenic syncope 45 underwent surgery 45 gallbladder removed 45 rhythm abnormality 45 ectopia cordis 45 electrophysiologist 45 imperforate anus 45 blastoma 45 grand mal seizures 45 pelvic fracture 45 Pitie Salpetriere hospital 45 interstitial pulmonary fibrosis 45 aortic stenosis narrowing 45 microvascular decompression 45 biliary atresia 45 kidney 45 herniated disc 45 emergency Caesarean 45 labrum tears 45 peritoneal mesothelioma 45 C5 vertebra 45 compressed vertebra 45 brain malformation 45 entrapped epiglottis 45 underactive thyroid gland 45 vertebras 45 emergency Caesarean section 45 detached retinas 45 microvascular angina heart 45 vasovagal episode 45 thoracic aortic aneurysm 45 inflamed digestive tract 45 gall bladder surgery 45 acute stomach pains 45 C6 vertebrae 45 trach tube 45 hemmorhage 45 arterial aneurysm 45 tonsils removed 45 Erb palsy 45 cancerous testicle 45 dissociative fugue 45 heart valve 45 birdshot lodged 45 spine curvature 45 polymyalgia 45 gall bladder 45 pituitary tumor 45 C5 vertebrae 45 torn adductor muscle 45 undergo CT scan 45 embolus 45 aplastic anemia rare 45 Washkansky 45 facial paralysis 45 spleen removed 45 degenerative neurological disease 45 severe abdominal pain 45 Arnold Chiari Malformation 45 chest puncturing 45 undergo catheterization 45 coronary thrombosis 45 iliac artery 45 Long QT syndrome 45 TIA transient ischemic 45 ACL tear 45 cerebral hemorrhaging 45 repair detached retina 45 nerve palsy 45 hemispherectomy 45 surgury 45 Swansea Morriston Hospital 45 congenital abnormality 45 sternum 45 wear colostomy bag 45 adrenal tumor 45 remove blood clot 45 Pericarditis 45 C6 vertebra 45 severely clogged arteries 45 Massa underwent surgery 45 optic nerve hypoplasia 45 shoulder subluxation 45 fractured femur 45 lapband 45 carotid artery 44 cervical disk 44 Thoracic Outlet Syndrome 44 degenerative neurological disorder 44 electrode implanted 44 avulsion 44 ventricular reconstruction 44 medically induced coma 44 partial amputation 44 quadriplegic cerebral palsy 44 epidural hematoma bleeding 44 compartment syndrome 44 severe respiratory distress 44 voicebox 44 torn flexor muscle 44 Darris Nash 44 cerebral haemorrhages 44 lymph glands 44 torn cartilage 44 leiomyosarcoma rare 44 cardiac arrhythmia 44 colon perforation 44 bleed internally 44 septal defect 44 peroneal tendon 44 clotting disorder 44 abdominal bruise 44 nonalcoholic cirrhosis 44 rheumatic fever 44 uncontrollable seizures 44 retinoblastoma cancerous tumor 44 benign positional vertigo 44 retinal detachment 44 bypass surgery 44 degenerative spinal 44 Chiari Malformation 44 stimulator implanted 44 inflamation 44 Bernard Devauchelle 44 pulmonic valve 44 hernia 44 dissociative amnesia 44 emergency appendectomy 44 heartattack 44 inguinal hernia 44 undergoing gallstone 44 pulmonary contusions 44 cracked vertebra 44 Hypoplastic Left Heart 44 quadruple bypass 44 perforating gunshot wound 44 ruptured intestine 44 tricuspid atresia 44 Avascular necrosis 44 artery blockage 44 aneurysm rupture 44 wears pacemaker 44 Valadka 44 endocarditis 44 inflamed nerve 44 aortic aneurysms 44 ruptured spleen 44 coccyx 44 fracture dislocation 44 bowel blockage 44 Paniello 44 femur fracture 44 profuse bleeding 44 fibrous dysplasia 44 RVOT 44 fractured scaphoid 44 haemorrhages 44 disc herniation 44 intracerebral bleed caused 44 hyperemesis 44 pancreatic neuroendocrine tumor 44 Bell Palsy 44 bruised rib 44 ulcer 44 undisclosed ailment 44 herniated disk 44 bowel obstructions 44 hemorrhage 44 heart 44 thoracic outlet syndrome 44 bronchopneumonia 44 inverted nipple 44 throat nodules 44 pleurisy 44 ulnar nerve transposition 44 ruptured artery 44 benign tumor 44 atrial fibrillation fluttering 44 transfusion syndrome 44 intercranial hemorrhage 44 polycystic ovaries 44 bile duct 44 experiencing chest pains 44 scaphoid 44 multiple contusions 44 Therese Rochette 44 disc protrusion 44 broken vertebra 44 intestinal disorder 44 retinal bleeding 44 leaky valve 44 achilles tendon 44 CT angiogram 44 CAT scan 44 aortic root 44 ocular migraine 44 fractured tailbone 44 orbital fracture 44 coarctation 44 depressed skull fracture 44 Charcot foot 44 viral bronchitis 44 acute coronary insufficiency 44 Lisfranc fracture 44 screw inserted 44 desmoid tumor 44 Nicholas Picon 44 Vagus nerve 44 collar bone 44 extubated 44 abdominal aortic aneurism 44 vena cava 44 scalp laceration 44 nasolacrimal duct 44 Ron Sveden 44 bicuspid aortic valve 44 intravenous tube 44 retrograde amnesia 44 Intussusception 44 AML Leukemia 44 tracheal stenosis 44 L1 vertebra 44 broken collarbone 44 epidural injection 44 ingrowing toenail 44 coronary lesion 44 pulmonary embolus 44 leaking aortic valve 44 emergency cesarean section 44 strokelike symptoms 44 facial contusions 44 facial injuries 44 shattered vertebra 43 cerebrovascular accident 43 ruptured bladder 43 bursa sac 43 intestinal bleeding 43 small vasovagal episode 43 heart catherization 43 infarction 43 undisplaced fracture 43 blood clots 43 abruption 43 explosive decompression 43 arthrogryposis 43 sustaining fractured skull 43 congenital disorder 43 cerebral palsy neurological disorder 43 underactive thyroid 43 laryngospasm 43 pancreas 43 acute viral infection 43 Chest pains 43 earache 43 Arnold Chiari 43 Kaidence 43 subarachnoid hemorrhage 43 nasal pharyngeal cancer 43 multiple fractures 43 spleen ruptured 43 repair herniated discs 43 cranioplasty 43 massive subarachnoid hemorrhage 43 cardio respiratory arrest 43 Ectopia Cordis 43 gallbladder 43 hyoid bone 43 cerebral atrophy 43 trachea 43 cancerous nodules 43 thoracic aneurysm 43 bleed uncontrollably 43 subarachnoid hemorrhage bleeding 43 abdomen 43 incurable illness 43 uncontrolled bleeding 43 insect bite 43 tracheotomy 43 remove cancerous tumor 43 electrolyte imbalance 43 cyanotic 43 breech birth 43 fainting spells 43 retinal haemorrhages 43 cavernous sinus 43 blod clot 43 iliac vein 43 cartilege 43 traumatic amnesia 43 gastro intestinal bleeding 43 routine checkup 43 Dr. Joseph Zabramski 43 common bile duct 43 broken pelvis 43 remove benign tumor 43 suffering brain aneurysm 43 ventricular dysplasia 43 stem intestinal bleeding 43 fractured ribs lacerated liver 43 opthalmologist 43 incurable lung 43 cardio respiratory failure 43 hypoxic encephalopathy 43 fractured sternum 43 grand mal 43 focal segmental glomerulosclerosis 43 ingrown nail 43 spina bifida defect 43 disfiguring burns 43 malignant hyperthermia 43 decompressive craniectomy 43 Wigan Infirmary 43 pulmonary fibrosis scarring 43 enlarged aortic root 43 surgical procedure 43 Elefteriades 43 mitral regurgitation 43 tibial plateau fracture 43 incurable pancreatic cancer 43 pellet lodged 43 appendix removed 43 cervical fracture 43 diabetes insipidus 43 tendon sheath 43 osteoma 43 fractured ribs 43 infected bedsore 43 titanium plate 43 perforated ulcers 43 regained conciousness 43 prolapsed 43 neuritis 43 pulmonary embolism blood clot 43 dental abscess 43 inoperable brain aneurysm 43 blood clotting disorder 43 intestinal perforation 43 debilitating neurological disease 43 lifethreatening injuries 43 atrial dysrhythmia 43 quad tendon 43 Proteus syndrome 43 compression fractures 43 intracranial bleeding 43 thoracic vertebrae 43 Crosshouse Hospital Kilmarnock 43 extra corporeal membrane 43 navicular bone 43 abnormal heartbeats 43 Frenchay Hospital 43 spiral fracture 43 streptococcus infection 43 barium swallow 43 brain aneurysms 43 aortic valve stenosis 43 optic nerve 43 carcinoid tumor 43 herniation 43 intracranial bleed 43 pulmonary valve 43 inflamed tendon 43 lobar pneumonia 43 doctors implanted pacemaker 43 adder bite 43 excess cerebrospinal fluid 43 abnormal EKG 43 irregular heartbeats 43 shattered pelvis 43 aneurysmal subarachnoid hemorrhage 43 undergoing angioplasty 43 undiagnosed congenital 43 tarsal tunnel 43 dislocated hip 43 fractured femurs 43 underwent kidney transplant 43 exploratory arthroscopy 43 blinding headaches 43 undergo skin grafts 43 pulmonary embolism blood clots 43 cortical dysplasia 43 intercranial 43 liver 43 ruptured achilles tendon 43 Ewing sarcoma bone 43 arterial blockages 43 Hirschsprung disease 43 partial hysterectomy 43 intracranial hemorrhage bleeding 43 orthopedic oncologist 43 abdominal 43 abnormal rhythms 43 Lotysch 43 left ventricle 43 congenital brain tumor 43 pulmonary embolisms 43 degenerative disk 43 myelomeningocele 43 facial deformity 43 asymmetrical breasts 43 debilitating migraine headaches 43 precautionary X ray 43 fibrillation 43 pontine glioma 43 radical hysterectomy 43 frayed tendon 43 surgeons implanted 43 abdominal wounds 43 undergone surgery 43 mastoiditis 43 spastic quadriplegia 43 tear duct 43 patella dislocation 43 Long QT Syndrome 43 bicep 43 quintuple bypass surgery 43 mesenteric ischemia 42 shunt inserted 42 popliteal aneurysms 42 cyclic vomiting syndrome 42 colostomy 42 heart arrythmia 42 nasal contusion 42 urinary infection 42 Aortic valve 42 arteriovenous fistula 42 airway collapses 42 cranio cerebral injuries 42 bleedings 42 uterine artery 42 neurosurgeon 42 spasmodic dysphonia 42 hypoxic brain 42 cardiac catheterization procedure 42 vocal cord 42 deviated septum 42 insert titanium rod 42 uremia 42 corneal ulcer 42 cancerous lesion 42 hardened aortic valve 42 spastic cerebral palsy 42 pelvic fractures 42 auditory hallucination 42 repair deviated septum 42 dizzy spells 42 skull fractures bleeding 42 Parkinson disease neurological disorder 42 undiagnosed sleep apnea 42 burst appendix 42 pericardial effusions 42 nonsurgical procedure 42 tendon 42 nondisplaced fracture 42 Bristol Frenchay Hospital 42 underwent quadruple bypass 42 embolic stroke 42 accidental asphyxiation 42 broken rib 42 ventricular cardiomyopathy 42 liver regenerates 42 severely lacerated 42 abdominal scar 42 Ian Vowles 42 dysrhythmia 42 gallbladder surgery 42 pancreas liver 42 vascular surgeon 42 windpipe 42 vessel Cornelia Marie 42 undiagnosed urinary 42 vein thrombosis 42 Raynaud disease 42 lumbar puncture 42 artery blockages 42 arthrogryposis multiplex congenita 42 anaphylactic reaction 42 focal segmental glomerulosclerosis kidney 42 chiari 42 diabetic coma 42 computed tomography CT scan 42 epileptic fits 42 cancerous tumor 42 Stryland 42 bicep tendon 42 lymphoedema 42 spinal canal 42 cranial trauma 42 rhabdomyosarcoma rare 42 Garcia Sabrido visited 42 trama 42 Ewings Sarcoma 42 febrile convulsion 42 Shands Gainesville 42 severe mitral regurgitation 42 inflamed ligament 42 rediagnosed 42 decompensated heart failure 42 palsy 42 cryptogenic stroke 42 implantable cardioverter defibrillator 42 crushed pelvis 42 fractured pastern 42 spondylolysis 42 perfusion defects 42 abdominal hemorrhage 42 hemorrhagic stroke 42 rib fractures 42 osteogenic sarcoma 42 aortic stenosis 42 cavernous hemangioma 42 implant defibrillator 42 broken scapula 42 suffered cerebral haemorrhage 42 cerebellar ataxia 42 Bankart lesion 42 hyphema 42 inserts catheter 42 juvenile dermatomyositis 42 intracerebral 42 arthroscopic elbow 42 vascular lesion 42 Pedegana 42 Dr. Paul Fassbach 42 aortic arch 42 cracked sternum 42 neurologically intact 42 volvulus 42 rod inserted 42 epidural anesthetic 42 cancerous lump 42 adrenal gland 42 pre cancerous lesion 42 Bells Palsy 42 Aortic dissection 42 Moyamoya 42 congenital hydrocephalus 42 coronary occlusion 42 adductor tear 42 radiculopathy 42 brachial plexus palsy 42 microencephaly 42 gashed forehead 42 centimeter scar 42 nephritis 42 fume inhalation 42 arthroscope 42 anaphylactic shock 42 lumbar strain 42 interventional neuroradiologist 42 undergoing laparoscopic surgery 42 fractured tibia 42 blocked coronary arteries 42 septicemia 42 cochlea implant 42 Hans Grugger underwent 42 malignant brain tumor 42 bronchial tube 42 bulging disks 42 primary anastomosis 42 vertebrae fractures 42 airgun pellet 42 hypoperfusion 42 vertebrae 42 old daughter Thayane 42 DVT blood clots 42 congenital kidney 42 acute pericarditis 42 eardrum 42 cardiac defibrillator implanted 42 pelvis fracture 42 esophageal spasms 42 blocked arteries 42 Calderdale Royal Infirmary 42 ileostomy 42 deep venous thrombosis 42 surgey 42 clogged coronary arteries 42 static encephalopathy 42 hypoglycemic coma 42 non hodgkins lymphoma 42 benign tumor removed 42 rotator cuff tendon 42 myectomy 42 tricuspid valve 42 mild arrhythmia 42 retinal blastoma 42 bicep muscle 42 vertebra 42 stenosis narrowing 42 ischemic colitis 42 laparotomy 42 C7 vertebrae