A 78-year-old male has noticed a new skin lesion on his scrotum.
A 78-year-old male has noticed a new skin lesion on his scrotum. This appears as an erythematous scaly plaque with ulceration growing in size over the past four weeks. A biopsy of the lesion confirms a squamous cell carcinoma.
Which of the following lymph node groups will likely be affected first?
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