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Article
January 1992

Tender Periungual Nodules

Author Affiliations

USN; USA Armed Forces Institute of Pathology, Washington, DC, and Walter Reed Army Medical Center, Washington, DC

Arch Dermatol. 1992;128(1):107-108. doi:10.1001/archderm.1992.01680110117021
Abstract

REPORT OF CASES  The first case is that of a 44-year-old black man with a 2-week history of a tender nodule on the proximal nail fold of the middle finger of his left hand. Incision and drainage had been attempted twice in the emergency department; however, no drainage or improvement resulted from these procedures. The lesion was smooth, skin colored, and its diameter was approximately 8 mm. Figure 1 shows its appearance 3 months after a 3-mm punch biopsy specimen was obtained.The second case is that of a 6-year-old white girl who had a 3-month history of a dome-shaped, flesh-colored nodule with a central hyperkeratotic plug that measured approximately 1 cm in diameter (Fig 2). It was located at the proximal nail fold of the right middle finger and was quite tender. Microscopic features of the 3-mm punch biopsy specimen are shown in Figs 3 through 5.What is

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