Related by context. All words. (Click for frequent words.) 67 myelomeningocele 67 congenital deformity 66 diaphragmatic hernia 66 atresia 65 congenital anomaly 65 hypoplasia 65 congenital disorder 64 brachial plexus palsy 64 Spina bifida 64 anencephaly 63 fibrous dysplasia 63 chromosomal defect 63 congenital abnormalities 63 chromosome abnormality 63 congenital scoliosis 63 hypoplastic 63 pyloric stenosis 63 epididymitis 63 neural tube defect 63 pulmonary atresia 63 spondylolysis 63 agenesis 63 arthrogryposis 62 Apert syndrome 62 congenital disorders 62 molar pregnancy 62 Crouzon Syndrome 62 hamartoma 62 neurologic deficits 62 congenital diaphragmatic hernia 62 pelvic fractures 62 Avascular necrosis 62 tricuspid atresia 62 Hip dysplasia 62 congenital defects 62 subdural bleeding 62 bicuspid valve 62 fibroma 62 placenta praevia 61 pyelonephritis 61 chromosomal disorder 61 Hurler syndrome 61 situs inversus 61 congential 61 acute myocarditis 61 Cleft palate 61 coarctation 61 deformity 61 skeletal dysplasia 61 Hirschsprung disease 61 rheumatic heart 61 amniotic fluid embolism 61 hydrops 61 spastic diplegia 61 infantile hemangiomas 61 skeletal malformations 61 limb deformities 61 spine curvature 61 osteogenesis imperfecta 61 nerve palsy 61 Crouzon syndrome 61 chromosomal abnormality 61 subarachnoid haemorrhage 60 bladder exstrophy 60 Perthes disease 60 malformation 60 undergoing hysterectomy 60 bicuspid aortic valve 60 Intussusception 60 congenital glaucoma 60 polydactyly 60 sirenomelia 60 craniofacial deformities 60 sonographic appearance 60 hydrocephaly 60 arachnoiditis 60 osteogenesis imperfecta OI 60 pulmonary stenosis 60 orchitis 60 periventricular leukomalacia 60 Aortic dissection 59 uterine prolapse 59 bone deformities 59 congenital birth defects 59 femur fracture 59 prolapsed uterus 59 Chiari malformation 59 ectodermal dysplasia 59 transfusion syndrome 59 congenital defect 59 achondroplasia 59 undescended testicles 59 Heavy menstrual bleeding 59 holoprosencephaly 59 ectopic 59 polycystic kidneys 59 congenital anomalies 59 pulmonary hypoplasia 59 empyema 59 Wilms tumors 59 truncus arteriosus 59 patellar dislocation 59 chorioamnionitis 59 ventricular septal defect 59 Degenerative disc disease 59 congenital 59 ambiguous genitalia 59 Endometrial cancer 59 ovarian cysts 59 Gynecomastia 59 chromosomal disorders 59 polyhydramnios 59 dysmotility 59 ruptured uterus 59 incompetent cervix 59 cardiac tamponade 59 urethral stricture 59 osteochondroma 58 recessive genetic 58 ischemic bowel 58 cryptorchidism 58 leiomyomas 58 Goldenhar syndrome 58 blocked fallopian tubes 58 supratentorial 58 profound deafness 58 Ectopia Cordis 58 lipomas 58 umbilical hernias 58 inguinal hernias 58 Ehlers Danlos syndrome 58 placental abruption 58 Dysplasia 58 atrial septal defect 58 spastic cerebral palsy 58 prolapsed 58 microtia 58 testicular tumors 58 Spina bifida occurs 58 recurrent miscarriages 58 hydrocele 58 vascular malformation 58 Tetralogy 58 Stress urinary incontinence 58 nontraumatic 58 Aortic stenosis 58 polycystic ovaries 58 congenital hydrocephalus 58 uterus didelphys 58 external genitalia 58 hypertrophic cardiomyopathy HCM 58 imperforate anus 58 torticollis 58 breech births 58 mitral stenosis 58 Pulmonary hypertension 58 Klinefelter syndrome 58 primary ciliary dyskinesia 58 cleft palette 58 malformations 58 dermoid cyst 58 inguinal hernia 58 diagnosed prenatally 58 heterotaxy 58 ectopia cordis 58 tetraplegia 58 fat embolism 58 L5 S1 58 neonate 58 Mitral valve 58 congenital malformation 58 common bile duct 58 thyroid dysfunction 58 adnexal mass 58 Erb palsy 57 Hemangiomas 57 dysmorphic features 57 thyroiditis 57 developmental abnormalities 57 aplasia 57 spastic quadriplegia 57 pulmonary contusions 57 avulsion fractures 57 arthrogryposis multiplex congenita 57 pre cancerous lesion 57 cardio myopathy 57 aneuploidies 57 carcinoid tumor 57 prenatally diagnosed 57 Hashimoto thyroiditis 57 placenta accreta 57 VUR 57 spermatic cord 57 vertebral artery dissection 57 Benign tumors 57 idiopathic 57 Anencephaly 57 pulmonary valves 57 pelvic prolapse 57 Lumbar spinal stenosis 57 Hypoplastic Left Heart 57 fibroids endometriosis 57 vaginal childbirth 57 deafness neurological 57 ruptured aneurysms 57 adenomyosis 57 Osteogenesis Imperfecta 57 Hypertrophic 57 Beckwith Wiedemann syndrome 57 cleft lip palate 57 Obstetric fistula 57 anal incontinence 57 subdural haemorrhage 57 noncancerous tumor 57 brain malformation 57 dominantly inherited 57 craniosynostosis 57 upper airway obstruction 57 undescended testes 57 umbilical hernia 57 congenital malformations 57 arthropathy 57 Ebstein anomaly 57 brain hemorrhages 57 epidural abscess 57 postpartum haemorrhage 57 optic nerve hypoplasia 57 neurological sequelae 57 neonatal respiratory distress 57 sacral agenesis 57 benign positional vertigo 57 Eisenmenger syndrome 57 hydatid cyst 57 lumbosacral 57 Alagille syndrome 57 pulmonary resection 57 bowel perforations 57 spina bifida defect 57 Goldenhar Syndrome 57 Myocardial infarction 57 choriocarcinoma 57 congenital deformities 57 venous malformation 57 Compartment syndrome 57 Cleft lip 57 lissencephaly 57 hemolytic disease 56 aortic valve stenosis 56 Retinoblastoma 56 vulval 56 intraoperative complications 56 patent ductus arteriosus 56 volvulus 56 Fistulas 56 intraventricular hemorrhage 56 Uterine fibroids 56 rare chromosomal disorder 56 brachial plexus injuries 56 acetabular dysplasia 56 Varicose veins 56 birth defect 56 perianal 56 Bankart lesion 56 Cysts 56 subaortic stenosis 56 pulmonary thromboembolism 56 craniofacial abnormalities 56 cervical degenerative disc 56 genetic abnormality 56 autosomal dominant 56 peripartum cardiomyopathy 56 perinatal asphyxia 56 malignant neoplasm 56 ventricular septum 56 multisystem disease 56 thoracic aortic aneurysm 56 malpositioned 56 Wilms tumor 56 cystic lesions 56 DiGeorge syndrome rare 56 wound dehiscence 56 dysgenesis 56 congenital cardiac 56 cranio 56 shoulder dystocia 56 nonhereditary 56 entropion 56 Fibrous Dysplasia 56 atrophic gastritis 56 untreated celiac disease 56 cystic fibrosis chronic pancreatitis 56 congenital deficiency 56 clefting 56 septo optic dysplasia 56 enlarged tonsils 56 CHARGE syndrome 56 Arteriovenous 56 ectopic pregnancies 56 post partum haemorrhage 56 esophageal atresia 56 abnormalities 56 Dilated cardiomyopathy 56 teratoma 56 Charcot foot 56 craniopagus 56 impingement syndrome 56 ligament laxity 56 severely deformed 56 cortical blindness 56 retinal blastoma 56 painless lump 56 polymorphic ventricular tachycardia 56 diabetes insipidus 56 femoral fracture 56 vein thrombosis 56 Raynaud disease 56 aniridia 56 Vitamin B# deficiency 56 bile duct cancers 56 pseudoaneurysm 56 post thrombotic syndrome 56 Arteriovenous Malformation 56 intracerebral 56 neurological complications 56 interstitial pneumonitis 56 retinal hemorrhage 56 cancerous lumps 56 inherited mutations 56 Vertebral compression fractures 56 Androgenetic alopecia 56 fetal anomalies 56 fibular 56 Moyamoya disease 56 incisional hernia 56 hypoxic ischemic encephalopathy 56 hepatic renal 56 lumbar disk herniation 56 de ath 56 genetic syndromes 56 fibrocystic 56 hip dysplasia 56 postoperative complication 56 Ventricular Septal Defect 56 hereditary disorder 56 atrophic 56 adrenal tumors 56 neurofibromas 56 congenital cataract 56 inherited retinal degeneration 56 pituitary adenoma 56 Treacher Collins syndrome 56 bowel perforation 56 malposition 56 Wilm tumor 55 meniscal tears 55 Beckwith Wiedemann Syndrome 55 bleedings 55 cortical dysplasia 55 leiomyoma 55 hormonal disorder 55 surgically corrected 55 idiopathic scoliosis 55 cervical lymph nodes 55 myopia nearsightedness 55 Ewing sarcoma bone 55 Brugada Syndrome 55 TTTS 55 postpartum hemorrhage 55 contractures 55 Spinal muscular atrophy 55 subarachnoid hemorrhages 55 atrial septal defects 55 hyperplastic 55 congenital cataracts 55 osteopetrosis 55 synovial sarcoma 55 spinal bifida 55 atrioventricular septal defect 55 lactase deficiency 55 vulvar cancers 55 Arrhythmogenic Right Ventricular Cardiomyopathy 55 mental retardation blindness 55 embryonal rhabdomyosarcoma 55 superior mesenteric artery 55 systemic scleroderma 55 HLHS 55 hemiplegia 55 intracranial haemorrhage 55 spondylolisthesis 55 abnormal curvature 55 Congenital 55 reinterventions 55 hamartomas 55 Aortic valve 55 cleft lip cleft palate 55 mammoplasty 55 ARVD 55 ectopia 55 meningitis encephalitis 55 diverticula 55 chromosomal anomaly 55 lumbar spinal 55 hiatus hernia 55 valvular 55 perioperative complications 55 mitral valve regurgitation 55 myomas 55 femur fractures 55 familial adenomatous polyposis 55 trachea windpipe 55 static encephalopathy 55 aortic rupture 55 desmoid tumor 55 thyroid hormone deficiency 55 spinal vertebrae 55 kyphosis 55 polydactylism 55 bacterial endocarditis 55 Chiari Malformation 55 polycystic 55 Hurthle cell 55 descending thoracic aorta 55 monozygotic twin 55 RDEB 55 radiographic findings 55 Rh incompatibility 55 prostate bladder 55 Iron deficiency anemia 55 acute subdural hematoma 55 prolapse 55 Mitral regurgitation 55 AAT deficiency 55 truncal 55 precancerous cervical 55 hemangioma 55 valvular heart disease 55 dystocia 55 cerebri 55 proximal colon 55 varicoceles 55 mental retardation epilepsy 55 myelopathy 55 cholestasis 55 patellofemoral 55 transection 55 osteochondromas 55 facial deformity 55 noncancerous tumors 55 hypopituitarism 55 tibial sesamoid 55 congenital adrenal hyperplasia CAH 55 wears prosthesis 55 undescended testicle 55 osteosarcoma bone 55 preoperative diagnosis 55 Neural tube defects 55 Down syndrome spina bifida 55 femoroacetabular impingement 55 fertilized egg splits 55 degenerative disorder 55 spastic paraplegia 55 toxemia 55 clotting disorder 55 bladder rectum 55 Hip fracture 55 gastroschisis 55 pathologic fracture 55 Von Willebrand disease 55 adenoid 55 fallot 55 hydronephrosis 55 nulliparous 55 spondylosis 55 esophageal perforation 55 myoma 55 basilar 55 femoral neck fracture 55 ADPKD 55 PPCM 55 dysplastic lesions 55 polycystic ovary syndrome 55 beta thalassemia 55 fibromatosis 55 neurological abnormalities 55 acetabular fracture 55 Obstructive sleep apnea 55 pericardial effusions 55 Henoch purpura 55 dysplastic 55 osteoporotic vertebral compression fractures 55 congenital muscular dystrophy 55 Aicardi syndrome 55 nephrosis 55 spontaneous pneumothorax 55 corneal ulcer 55 Mitral valve prolapse 55 vascular birthmarks 55 trochanteric bursitis 55 calcaneal fractures 55 venous reflux 54 radicular pain 54 medulloblastoma tumors 54 Osteosarcoma 54 thymectomy 54 humeral fractures 54 appendiceal 54 neurologic complications 54 Haemorrhage 54 connective tissue disorders 54 DiGeorge Syndrome 54 Legg Calvé Perthes disease 54 abdomen pelvis 54 ovarian malignancy 54 herniations 54 ductal breast cancer 54 neurologic sequelae 54 de novo mutations 54 anatomical abnormalities 54 hereditary predisposition 54 Hemorrhagic stroke 54 otosclerosis 54 paraganglioma 54 pneumonia sepsis 54 compression fractures 54 Pelvic Inflammatory Disease 54 childhood disintegrative disorder 54 neurofibroma 54 ganglion cyst 54 lichen planus 54 upper gastrointestinal endoscopy 54 intercranial 54 spinal deformities 54 calculi 54 placenta previa 54 genital abnormalities 54 septal defect 54 cerebral anoxia 54 Fibroid tumors 54 lateral curvature 54 nonvascular 54 sonographic findings 54 genetic defect 54 congenital brain tumor 54 subdural 54 neurologic abnormalities 54 bronchus 54 subdural hematomas 54 bronchopulmonary dysplasia 54 LVNC 54 hypotonia 54 avascular 54 prolonged immobilization 54 aneurisms 54 strangulated hernia 54 tricuspid valve 54 aortic root replacement 54 neural tube defects NTDs 54 deafness meningitis 54 cerebellar ataxia 54 congenital CMV 54 generalized dystonia 54 Hurler Syndrome 54 bowel bladder 54 biliary atresia 54 hypermobile 54 cranial facial 54 posterior urethral valves 54 Joubert syndrome 54 cerebro spinal fluid 54 MCAD deficiency 54 structural abnormalities 54 dilated cardiomyopathy 54 abnormal uterine bleeding 54 lipoma 54 congenital heart 54 abnormal genital 54 retinal haemorrhage 54 tubal pregnancy 54 neurologic impairment 54 keloids 54 immunodeficiency 54 Stenosis 54 ACL ruptures 54 intra uterine 54 uterus fallopian tubes 54 blood clotting disorder 54 necrotising 54 lumbar disc disease 54 hypospadias 54 clubfeet 54 spina bifida 54 skeletal deformities 54 polycystic ovarian syndrome PCOS 54 uterine perforation 54 twin transfusion 54 Urinary tract infections 54 Pulmonary embolism 54 carotid stenosis 54 delivered vaginally 54 amenorrhoea 54 urinary blockage 54 dysfunctional voiding 54 sensorineural hearing loss 54 cerebral angiography 54 Knee osteoarthritis 54 abruption 54 deep vein thromboses 54 subtrochanteric 54 cystic 54 Caesarean deliveries 54 chronic subdural hematoma 54 preeclamptic 54 Myocarditis 54 heart syndrome HLHS 54 Genital warts 54 primitive neuroectodermal tumor 54 variable immunodeficiency 54 underactive thyroid gland 54 unprovoked seizures 54 Plantar warts 54 polycystic ovary syndrome PCOS 54 Necrotizing fasciitis 54 spinocerebellar ataxia 54 treated nonoperatively 54 chiari malformation 54 pneumonia septicemia 54 velo cardio facial 54 Prenatal diagnosis 54 IgA deficiency 54 lobule 54 craniofacial defects 54 cardiomegaly 54 Polycystic ovary syndrome 54 dental abscess 54 Langerhans cell histiocytosis 54 nodular lesions 54 avulsed 54 Gestational diabetes 54 nonischemic 54 perforated uterus 54 subdural hemorrhages 54 bulbar 54 Tay Sachs disease 54 DiGeorge syndrome 54 adenoidectomy 54 imperfecta 54 Fallopian tube 54 renal colic 54 pulmonary emboli 54 enterocolitis 54 microcephaly 54 premature ovarian 54 cleft pallet 54 arthritic degeneration 54 uremia 54 SNHL 54 Hemolytic Uremic Syndrome HUS 54 labral tears 54 genitourinary tract 54 polymyalgia 54 Hemorrhagic strokes 54 systemic amyloidosis 54 malabsorptive 54 Ovarian cysts 54 Hemochromatosis 54 Nasal allergies 54 trophoblastic 54 keloid scars 54 Adhesions 54 cystic hygroma 54 azoospermia 54 interrupted aortic arch 54 popliteal artery 54 ovarian hyperstimulation syndrome OHSS 54 Keloids 54 MCADD 54 Becker muscular dystrophy 54 Bacterial vaginosis 54 cryptogenic stroke 54 lymphatic malformation 54 craniofacial anomalies 54 disfiguring scars 54 neurologic outcomes 54 vasa previa 54 ganglion cysts 54 autosomal dominant disorder 54 cerebral vascular disease 54 moyamoya 54 liposarcoma 53 osteoid 53 hormonal abnormalities 53 coronary artery dissection 53 hemiparesis 53 pharyngeal cancer 53 autosomal recessive disease 53 cystic fibrosis muscular dystrophy 53 arteriovenous fistula 53 radiculopathy 53 retinal detachments 53 nonischemic cardiomyopathy 53 persistent pulmonary hypertension 53 mosaicism 53 erythema nodosum 53 periosteal 53 otitis 53 alveolar rhabdomyosarcoma 53 Malignant tumors 53 craniectomy 53 urolithiasis 53 Biliary Atresia 53 optic atrophy 53 recessive inheritance 53 Sensorineural hearing loss 53 disc herniation 53 lymphangioleiomyomatosis LAM 53 autosomal recessive 53 papules 53 bronchopneumonia 53 Genetic predisposition 53 exotropia 53 unexplained infertility 53 Medulloblastoma 53 renal scarring 53 facial cleft 53 Complication rates 53 parathyroid gland 53 idiopathic dilated cardiomyopathy 53 autoimmune thyroiditis 53 hemophagocytic lymphohistiocytosis 53 Colorectal cancers 53 hallux valgus 53 colon perforation 53 Herniated discs 53 lacunar 53 pannus 53 pelvic adhesions 53 distal radial fracture 53 Hirschsprung Disease 53 retinal dysfunction 53 varicella infection 53 immunodeficiencies 53 partial amputation 53 oral thrush 53 epiphysis 53 encephalitis meningitis 53 Radiographic findings 53 subfertility 53 osteochondritis dissecans 53 Sturge Weber syndrome 53 Diabetic neuropathy 53 Noonan Syndrome 53 ANCA associated 53 Morbid obesity 53 folic acid deficiency 53 limb deformity 53 undiagnosed untreated 53 keloid 53 thyroid deficiency 53 ovary uterus 53 dissected aorta 53 plain radiographs 53 septal defects 53 uterine scar 53 Hip fractures 53 limb malformations 53 pattern baldness 53 epiphyseal 53 mycotic 53 removed laparoscopically 53 degenerative neurological disease 53 gestational diabetes mellitus GDM 53 leptin deficiency 53 Holoprosencephaly 53 ptosis 53 plagiocephaly 53 intrathoracic 53 metaphyseal 53 retinal detachment 53 breast abscesses 53 placental malaria 53 cardiac insufficiency 53 arterial venous 53 cryptogenic 53 Fatty liver 53 optic neuropathy 53 lethal arrhythmias 53 megacolon 53 Li Fraumeni syndrome 53 diverticulum 53 craniopagus parasiticus 53 leukodystrophy 53 arthrosis 53 hematomas 53 Cockayne syndrome 53 atrial septal 53 myectomy 53 computed tomography CT scan 53 arteriovenous malformation AVM 53 chromosomal imbalance 53 retransplantation 53 ventricular dilation 53 aortic dissections 53 dizygotic twins 53 neoplasias 53 PNET 53 growth restriction IUGR 53 Hypospadias 53 humeral 53 neurogenic bladder 53 Renal impairment 53 Groin hernias 53 spinal curvature 53 uterine tumors 53 bone deformity 53 RVOT 53 Moebius syndrome 53 unknown etiology 53 progressive degeneration 53 posttraumatic arthritis 53 pulmonary dysfunction 53 hypovolemic shock 53 congenital hypothyroidism 53 rare congenital defect 53 detached retinas 53 adrenalectomy 53 discoid lupus 53 vesicoureteral reflux 53 Erb Palsy 53 Lichen planus 53 cerebal palsy 53 pneumococcal meningitis 53 proximal DVT 53 obstetric complications 53 Metastatic breast cancer 53 osteogenic sarcoma 53 autosomal dominant inheritance 53 mesothelial cells 53 retinal hemorrhaging 53 osteochondritis 53 mitral regurgitation MR 53 herpes encephalitis 53 microvascular angina 53 familial clustering 53 pulmonary artery banding 53 histiocytosis 53 brachial plexus 53 lordosis 53 Pericarditis 53 fetu 53 hypothyroid 53 Septicaemia 53 ichthyosis 53 disc degeneration 53 thromboses 53 polycystic ovarian syndrome 53 hereditary disorders 53 cerebral thrombosis 53 penetrance 53 fistulae 53 hemorrhagic pancreatitis 53 epiglottitis 53 frontotemporal 53 heavy menstrual bleeding 53 ruptured ectopic pregnancy 53 acute aortic dissection 53 Rheumatic fever 53 Churg Strauss syndrome 53 basilar artery 53 avulsion 53 malignant fibrous histiocytoma 53 cardiovascular malformations 53 disfigurations birthmarks 53 retinal haemorrhages 53 oral clefts 53 disc herniations 53 Arnold Chiari Malformation 53 juvenile myelomonocytic leukemia 53 patella dislocation 53 omphalocele 53 ruptured aneurysm 53 glandular tissue 53 thyroid cartilage 53 bladder bowel 53 pathologic diagnosis 53 skin abscesses 53 HELLP syndrome 53 generalized tonic clonic seizures 53 venous drainage 53 pimples boils 53 papillary carcinoma 53 degenerative neuromuscular disease 53 dehiscence 53 pancreatectomy 53 motor neuropathy 53 breast endometrial 53 reoperations 53 Premature Ovarian Failure 53 nonsense mutation 53 Klippel Trenaunay Weber 53 excisional 53 Dr. Dean Toriumi 53 cerclage 53 renal transplants 53 pre eclamptic 53 primordial dwarfism 53 laryngospasm 53 neurocysticercosis 53 singleton pregnancy 53 intrauterine pregnancy 53 mesenteric ischemia 53 vulvodynia 53 nonaccidental 53 peritoneal mesothelioma 53 Genital herpes 53 corneal opacity 52 granulomatous 52 dermoid 52 thrombophlebitis 52 pulmonary valve 52 stenosis narrowing 52 Cowden syndrome 52 Plagiocephaly 52 IUGR 52 syringomyelia 52 muscular atrophy 52 Treacher Collins Syndrome 52 Meckel Gruber 52 atrial septum 52 cranial bones 52 developmental dysplasia 52 haemorrhages 52 thoracoabdominal 52 microbleeds 52 Otitis 52 vagina cervix 52 meningoencephalitis 52 extreme prematurity 52 thoracic aortic aneurysms 52 recessive genes 52 abnormality 52 myopathies 52 malperfusion 52 neoplasm 52 curved spine 52 lobar 52 precocious puberty 52 pancreas liver 52 quadriplegic cerebral palsy 52 Metastases 52 corneal dystrophy 52 Paget disease 52 lower limb amputations 52 spinal degeneration 52 polyps growths 52 consanguineous marriage 52 thyroid nodules 52 spinal muscle atrophy 52 inherited predisposition 52 cystic kidney 52 pituitary adenomas 52 small keyhole incisions 52 haemorrhagic 52 muscular degeneration 52 schwannoma 52 Congenital Adrenal Hyperplasia 52 degloving 52 hiatal hernias 52 macular holes 52 leiomyosarcoma 52 immunodeficiency disorder 52 gynaecomastia 52 invasive ductal cancer 52 pseudotumor 52 meniscal tear 52 Male pattern baldness 52 femoral shaft fractures 52 Polycystic ovary syndrome PCOS 52 coagulopathy 52 malunion 52 mesenteric 52 neuroblastomas 52 asplenia 52 severe scoliosis curvature 52 Hyperthyroidism 52 Eclampsia 52 penile cancers 52 cervical stenosis 52 osteochondrosis 52 hyperemesis 52 ruptured bowel 52 mediastinitis 52 congenital deafness 52 metacarpophalangeal joint 52 paresis 52 artery stenosis 52 Biliary atresia 52 Hydrocephalus 52 fragility fractures 52 cavernous hemangioma