| TAHL | Thick Ascending limb of Henle's Loop |
|---|---|
| AFL | antifibrinolysin; artificial limb; atrial flutter |
| aVF | unipolar limb lead on the left leg in electrocardiography |
| aVL | unipolar limb lead on the left arm in electrocardiography |
| aVR | unipolar limb lead on the right arm in electrocardiography |