Related by context. Frequent words. (Click for all words.) 59 pneumonia 55 irregular heartbeat 55 viral infection 54 gastroenteritis 54 bronchitis 53 strep throat 53 aneurysm 53 blood clot 52 abdominal pain 52 hernia 51 bacterial infection 51 internal bleeding 50 appendectomy 50 infection 50 ailment 50 mononucleosis 50 CT scan 50 chest pains 50 dislocated shoulder 49 respiratory illness 49 chicken pox 48 intestinal 48 staph infection 48 kidney stones 48 broken collarbone 48 bacterial meningitis 48 cyst 47 stress fracture 47 sore throat 47 migraines 47 illness 47 asthma 47 jaundice 47 appendix 47 sinus 46 symptoms 46 ulcer 46 cardiac arrest 46 undiagnosed 46 sports hernia 46 concussion 46 surgery 46 fracture 46 migraine 46 abdominal strain 46 contusion 45 sleep apnea 45 breathing difficulties 45 sepsis 45 sprain 45 mild concussion 44 congenital heart 44 bowel 44 abdominal 44 diagnosed 44 collapsed lung 44 gastric 44 diagnosis 44 flulike symptoms 44 tendinitis 44 MRI scan 44 lung 44 rib injury 44 underwent surgery 43 strained muscle 43 asymptomatic 43 injury 43 dizziness 43 thyroid 43 blood clots 43 inflammation 43 misdiagnosed 43 biopsy 43 brain tumor 43 migraine headaches 43 undergo surgery 43 broken rib 43 complications 42 meningitis 42 vertigo 42 congestive heart failure 42 fevers 42 bone bruise 42 knee injury 42 groin injury 42 gastrointestinal 42 GERD 42 cardiac 42 angioplasty 42 birth defect 42 recurrence 42 surgical procedure 42 brain hemorrhage 42 heat exhaustion 41 rotator cuff 41 ligament 41 allergic reaction 41 groin strain 41 ankle injury 41 ankle sprain 41 respiratory