| 1 | The presence of hemoglobin in the urine. | |
| 2 | Please wait for the result of your hemoglobin test. | |
| 3 | Some people learn that their hemoglobin is low, which indicates anemia, when they go to donate blood. | |
| 4 | Other anemias. There are several other, rarer forms of anemia, such as thalassemia and anemias caused by defective hemoglobin. | |
| 5 | That includes the two genes that are strongly associated with low hemoglobin production. |