A Subdermal Source: Contact Dermatitis

      Can a patient be allergic to a new knee? Such allergies are an often-overlooked complication of prosthetic implant surgery. We treated a 60-year-old woman who presented to our dermatology clinic with a pruritic, crusted rash on her right knee. Eighteen months earlier, she had undergone a right knee replacement with an Evolution Medial-Pivot knee system (MicroPort Orthopedics Inc, Arlington, TN).

      MicroPort Orthopedics Inc. Evolution Medial-Pivot Total Knee System [package insert]. 2014. Available at: Accessed August 1, 2014.

      No complications occurred, and the patient had normal healing at the surgical site.
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      1. MicroPort Orthopedics Inc. Evolution Medial-Pivot Total Knee System [package insert]. 2014. Available at: Accessed August 1, 2014.

      2. SmartPractice. T.R.U.E. Test: Thin-Layer Rapid Use Epicutaneous Patch Test [package insert]. 2012. Available at: Accessed August 1, 2014.

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