REPORT OF A CASE
A 38-year-old man presented to his dermatologist with two pink-to-purple nodules of 5 months' duration that were along a surgical scar on his right thigh. The patient's history included a left testicular mesothelioma diagnosed 12 years earlier at orchiectomy and multiple surgeries for the same tumor, including a lymph node metastasis in the right inguinal region at the site of the current lesions.On physical examination, two shiny nodules were found at the margins of a surgical scar on the patient's right thigh (Figure 1). The lesions were excised under local anesthesia and examined histologically. Representative areas are shown in Figures 2 through 4.What is your diagnosis?
Purpuric Nodules Along a Surgical Sca
DIAGNOSIS: Metastatic malignant mesothelioma of the tunica vaginalis testis.
A multilobular papillary proliferation was found in the dermis and subcutaneous tissues.
Joseph AK, Tschen JA, Sekula SA, Sudduth SH. Purpuric Nodules Along a Surgical Scar. Arch Dermatol. 1995;131(4):487-488. doi:10.1001/archderm.1995.01690160115022