Traditionally, punch biopsy sites have been sutured, but the benefit of this practice has never been scientifically demonstrated. In this prospective, randomized, method-comparison study ...

Only around 3% of all breast cancers are of this type. For a skin punch biopsy, a small sample of breast skin, plus tissue under the skin, will be extracted with a hollow, round-tipped scalpel.

Figure 1: Injection of local anesthetic (lidocaine) subcutaneously underneath the marked biopsy site of the skin of a dog. The punch biopsy technique is the most frequently used cutaneous biopsy ...

The nails were bilateral and symmetrical (Figure 1). Punch biopsy of the dystrophic nail plate using 3-mm skin punch was performed. It was driven down through the nail plate to the periosteum.