Found 4 full forms for PTNA
| Term | Full Form | Category |
|---|---|---|
| PTNA | Percutaneous Transthoracic Needle Aspiration 
| Others |
| PTNA | Pirelli Tire North America
| Others |
| PTNA | Pituitary Tumor Network Association
| Others |
| PTNA | Power Tools North America (Robert Bosch North America division)
| Others |