Table 4.
The top 20 coexisting ICD-9 codes of breast cancer in Taiwan.
| ICD-9 code | Disease | frequency |
|---|---|---|
| V581 | Encounter for chemotherapy | 149912 |
| 4019 | Essential hypertension, unspecified | 112057 |
| 4659 | Acute upper respiratory infections of unspecified site | 96892 |
| 25000 | Diabetes mellitus without mention of complication, Type II [non-insulin dependent type] [NIDDM type] [adult-onset type] or unspecified type, not stated as uncontrolled |
81676 |
| 78052 | Other insomnia | 75039 |
| 1985 | Secondary malignant neoplasm of bone and bone marrow | 74155 |
| 1963 | Secondary and unspecified malignant neoplasm of lymph nodes of axilla and upper limb | 47781 |
| 6929 | Contact dermatitis and other eczema, unspecified cause | 43031 |
| 5640 | Constipation | 34942 |
| 1970 | Secondary malignant neoplasm of lung | 34344 |
| 7291 | Myalgia and myositis, unspecified | 32371 |
| 5369 | Unspecified functional disorder of stomach | 31304 |
| 6272 | Menopausal or female climacteric states | 31010 |
| 57140 | Chronic hepatitis, unspecified | 29792 |
| 73300 | Osteoporosis, unspecified | 28474 |
| 460 | Acute nasopharyngitis [common cold] | 28358 |
| 78050 | Sleep disturbances, unspecified | 27920 |
| 30000 | Anxiety state, unspecified | 26169 |
| 7862 | Cough | 22272 |
| 4011 | Benign essential hypertension | 19436 |