| TNM staging System | standard Tumor, NOde & Metastasis staging system |
|---|---|
| AVN | acute vasomotor nephropathy; atrioventricular nodal [conduction]; atrioventricular node; avascular n... |
| AVND | atrioventricular node dysfunction |
| AVNFRP | atrioventricular node functional refractory period |
| AVNRT | atrioventricular node reentry tachycardia |