Related by context. Frequent words. (Click for all words.) 62 pulmonary embolism 58 aneurysm 54 blood clot 52 aortic aneurysm 52 aneurism 52 irregular heartbeat 51 ectopic pregnancy 51 peritonitis 51 pulmonary edema 50 hematoma 49 blood clots 49 clot 49 ventricular fibrillation 49 endocarditis 49 thrombosis 48 bowel obstruction 48 decompression sickness 48 subdural hematoma 47 arrhythmia 47 aortic dissection 47 emphysema 46 internal bleeding 46 deep vein thrombosis 46 myocarditis 46 lungs 46 clots 46 fluid buildup 46 abdominal aortic aneurysm 45 pulmonary hypertension 45 compartment syndrome 45 pulmonary 45 intracranial 45 lung 45 appendicitis 45 heart arrhythmia 45 cyst 45 aspirated 45 abscesses 45 chest cavity 44 ulcer 44 abdominal cavity 44 cardiac arrest 43 edema 43 abscess 43 dilated cardiomyopathy 43 aorta 43 cardiac arrhythmia 43 brain aneurysm 43 septic shock 43 cardiomyopathy 43 oxygenation 43 hemorrhage 43 cysts 42 blocked arteries 42 bladder 42 collapsed lung 42 rupture 42 hypertrophic cardiomyopathy 42 respiratory distress 42 congenital defect 42 breathing difficulties 42 pulmonary fibrosis 42 clotting 42 cannula 42 renal failure 42 perforation 42 thrombus 42 reflux 42 venous thromboembolism 42 atrial 42 cardiopulmonary arrest 42 suffered cardiac arrest 42 Sleep apnea 41 pulmonary artery 41 spleen 41 sudden cardiac arrest 41 excruciating pain 41 pressurization 41 respiratory 41 malformation 41 sepsis 41 blood clotting 41 congestive heart failure 41 suction 41 irregular heartbeats 41 tachycardia 41 aneurysms 41 ruptured spleen 41 DVT 41 stent placement 40 gallstones 40 haemorrhage 40 anaphylactic shock 40 cerebrovascular 40 asphyxia 40 H2S 40 occlusion 40 pneumonia 40 heart murmur 40 angioplasty procedure 40 blocked artery