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June 1990

Punch Biopsy Technique for the Ophthalmologist

Author Affiliations

Iowa City, Iowa

Arch Ophthalmol. 1990;108(6):778-779. doi:10.1001/archopht.1990.01070080020009

To the Editor.  —The ophthalmologist is often confronted with a patient having a periocular or facial skin lesion that is suspected of being malignant. The proper management of these lesions requires a biopsy and histopathologic examination. An incisional biopsy can be easily accomplished with a punch biopsy technique that is widely used by our dermatology colleagues. The ease of obtaining a good specimen, the uniform nature of the tissue obtained, and the simplicity of wound closure lends itself to use in the ophthalmologist's office.Disposable punches come in various sizes, ranging from 1 mm to 10 mm in diameter (Fig 1). The 3-mm or 4-mm punch is best suited for periocular or facial lesions. The punch biopsy is performed after intradermal or subcutaneous injection of local anesthesia and proper skin preparation with povidone-iodine (Betadine) solution. The punch is placed perpendicular to the lesion and gentle vertical pressure combined with a

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