| Similarity | Rank | |
|---|---|---|
| Obstructive | 0.912 | 79007 |
| apnea | 0.857 | 17021 |
| dyspnea | 0.820 | 77250 |
| chronic | 0.816 | 3978 |
| gastroesophageal | 0.813 | 82054 |
| pulmonary | 0.809 | 14671 |
| exacerbations | 0.799 | 84019 |
| emphysema | 0.798 | 48160 |
| exacerbation | 0.793 | 68480 |
| hypertension | 0.790 | 11722 |
| disorders | 0.784 | 4459 |
| idiopathic | 0.783 | 50782 |
| COPD | 0.782 | 29043 |
| sinusitis | 0.781 | 36918 |
| congestive | 0.781 | 41938 |
| hypotension | 0.779 | 45505 |
| biliary | 0.778 | 72783 |
| bronchial | 0.777 | 39709 |
| gastritis | 0.776 | 57626 |
| dysphagia | 0.775 | 87434 |
| cystitis | 0.773 | 50922 |
| neurogenic | 0.771 | 95958 |
| peptic | 0.769 | 64321 |
| symptom | 0.767 | 10426 |
| end-stage | 0.767 | 73897 |