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Teddi Mellencamp Pauses Immunotherapy After Tumors Shrink

Her medical team reports some tumors are barely visible as she takes a break from immunotherapy to regain strength

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Teddi Mellencamp Arroyave attends The Alliance For Women In Media Foundation's 50th Annual Gracie Awards Gala at Beverly Wilshire, A Four Seasons Hotel on May 20, 2025, in Beverly Hills, California.
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Overview

  • She paused immunotherapy after experiencing debilitating side effects that left her fatigued and struggling with memory and speech.
  • Doctors say her brain and lung tumors have continued to shrink, with several now barely visible on recent scans.
  • She remains on steroids and under close medical monitoring to help her body recover during the treatment hiatus.
  • Her divorce filing is on hold and estranged husband Edwin Arroyave has stepped in to assist with her care and their three children.
  • Mellencamp has been candid about her stage four melanoma journey to raise awareness and advocate for early skin checks.