| PDD | Papillomatous digital dermatitis |
|---|---|
| PDD | Percentage Depth Dose |
| PDD | Pervasive Developmental Disorder |
| PDD | Photodynamic diagnosis |
| PDD | Prescribed daily dose |
| PDD | Primary Degenerative Dementia |
| PDD-NOS | Pervasive Developmental Disorder Not Otherwise Specified |
| 4 alpha-PDD | 4 alpha-Phorbol 12,13-didecanoate |
|---|