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Chemotherapy for advanced adrenal cancer: improvement from a molecular approach?
Renata Costa1, Robert Wesolowski, Derek Raghavan
1Cleveland Clinic Taussig Cancer Institute, Ohio State University James Cancer Institute, Columbus, USA.
Abstract:
Advanced adrenal carcinoma remains a significant therapeutic challenge, with conventional approaches to systemic therapy having failed to achieve sustained objective remissions or major survival benefit in most instances. Several systemic therapies, including mitotane, suramin and gossypol, as well as cytotoxic agents, such as cisplatin and etoposide, have produced responses of ≈15-30%, with median survival figures of ≈6-15 months, depending on case selection bias, with only <10% 5-year survival rates. Recent preclinical and pathological studies have indicated a range of potential targets for drugs, including WNT/beta-catenin, epidermal growth factor receptor, RAF and k-RAS; similar applications in melanoma and renal carcinoma have achieved significant gains, and these targets are worthy of further, structured investigation. Advanced adrenal carcinoma constitutes an orphan disease, with a high mortality rate, and merits investment in clinical trials.
Insights
Advanced adrenal carcinoma is a difficult-to-treat cancer. New targeted therapies focusing on WNT/beta-catenin, EGFR, RAF, and k-RAS show promise for improving outcomes in this rare and aggressive disease.
Area of Science:
- Oncology
- Translational Medicine
Background:
- Advanced adrenal carcinoma presents a significant therapeutic challenge with limited efficacy of conventional systemic therapies.
- Current treatments yield low response rates (15-30%) and poor survival (median 6-15 months, <10% 5-year survival).
Purpose of the Study:
- To review potential novel therapeutic targets for advanced adrenal carcinoma based on preclinical and pathological findings.
- To highlight the need for structured clinical investigation of these targets.
Main Methods:
- Review of preclinical and pathological studies identifying molecular targets in adrenal carcinoma.
- Comparison with successful targeted therapies in similar cancers like melanoma and renal carcinoma.
Main Results:
- Potential drug targets identified include WNT/beta-catenin, epidermal growth factor receptor (EGFR), RAF, and k-RAS.
- These targets have shown success in treating other malignancies, suggesting potential efficacy in adrenal carcinoma.
Conclusions:
- Advanced adrenal carcinoma is an orphan disease with high mortality, necessitating new treatment strategies.
- Targeted therapies offer a promising avenue for improving patient outcomes and warrant further clinical trial investment.
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