Causes of Alterations in CEA Levels
| Percentage with CEA Levels, ng/mL | ||||
|---|---|---|---|---|
| Cause of Alteration | <2.5 | 2.6-5 | 5.1-10 | >10 |
| Nonsmokers | 97 | 3 | 0 | 0 |
| Smokers | 81 | 15 | 3 | 1 |
| Ex-smokers | 93 | 5 | 1 | 1 |
| Carcinomas | ||||
| Colorectal | 28 | 23 | 14 | 34 |
| Pulmonary | 24 | 25 | 25 | 25 |
| Gastric | 39 | 32 | 10 | 19 |
| Pancreatic | 9 | 31 | 26 | 35 |
| Breast | 53 | 21 | 13 | 14 |
| Head/neck | 48 | 32 | 14 | 5 |
| Other | 53 | 27 | 12 | 9 |
| Leukemias | 63 | 25 | 8 | 5 |
| Lymphoma | 65 | 24 | 11 | 0 |
| Sarcoma | 68 | 26 | 5 | 0 |
| Benign tumors | 82 | 12 | 6 | 1 |
| Benign breast disease | 85 | 11 | 4 | 0 |
| Pulmonary emphysema | 43 | 37 | 16 | 4 |
| Alcoholic cirrhosis | 29 | 44 | 24 | 2 |
| Ulcerative colitis | 69 | 18 | 8 | 5 |
| Regional ileitis | 60 | 27 | 11 | 2 |
| Gastric ulcer | 55 | 29 | 15 | 1 |
| Colorectal polyps | 81 | 14 | 3 | 1 |
| Diverticulitis | 73 | 20 | 5 | 2 |