Response to sorafenib in a patient with metastatic xp11 translocation renal cell carcinoma

Ming-Mo Hou1, Jia-Juan Hsieh, Nai-Jen Chang

  • 1Division of Haematology-Oncology, Department of Internal Medicine, Chang Gung Memorial Hospital Linkou, Chang Gung University College of Medicine, Taoyuan, Taiwan.

Insights

Sorafenib effectively treated metastatic Xp11 translocation renal cell carcinoma (RCC) in an 18-year-old male. This rare cancer subtype showed significant regression and improved survival with sorafenib therapy.

Area of Science:

  • Oncology
  • Medical research

Background:

  • Metastatic renal cell carcinoma (RCC) is a significant clinical challenge.
  • Sorafenib is a multikinase inhibitor approved for certain cancers.
  • Xp11 translocation carcinoma is a rare and aggressive subtype of RCC.

Observation:

  • An 18-year-old male presented with metastatic Xp11 translocation RCC.
  • The patient received treatment with sorafenib.
  • Tumor response was assessed via CT scans.

Findings:

  • Sorafenib treatment led to increased central necrosis in kidney and lymph node masses.
  • Lung and pleural masses showed significant regression.
  • The patient achieved a progression-free survival of 12 months and overall survival of 15 months.
  • Grade 3 dermatitis and anemia were the most severe adverse effects.

Implications:

  • This case demonstrates the efficacy of sorafenib in treating Xp11 translocation RCC.
  • Sorafenib represents a potential therapeutic option for this rare RCC subtype.
  • Further research into sorafenib's role in rare RCC subtypes is warranted.

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