A 60-Year-Old Man Presents With Plantar Hyperkeratosis & Erythema

August 20, 2014
Shivani Tripathi, MD
Shivani Tripathi, MD

,
Milan Anadkat, MD
Milan Anadkat, MD

A 60-year-old man presents with localized tender plaques of hyperkeratosis and a surrounding erythematous halo on the weight-bearing plantar aspect of his feet after beginning cancer treatment. Which medication is responsible for this cutaneous presentation and what is the name of this reaction?

A 60-year-old man presents with localized tender plaques of hyperkeratosis and a surrounding erythematous halo on the weight-bearing plantar aspect of his feet after beginning cancer treatment.

What is your diagnosis?