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Germ-cell tumors in patients with apparently normal testes.
Cancer
|April 1, 1981
Summary
Serial human chorionic gonadotropin (hCG) and alpha-fetoprotein (AFP) levels effectively monitor extragonadal germ-cell tumors in patients with normal testes. These tumor markers correlate with disease progression and treatment response.
Area of Science:
- Oncology
- Biochemistry
Background:
- Germ-cell tumors (GCTs) can arise in patients with clinically normal testes.
- Limited data exist on serial human chorionic gonadotropin (hCG) and alpha-fetoprotein (AFP) in GCTs presenting with normal testicular appearance.
Observation:
- This study presents data on six patients with nonseminomatous extragonadal GCTs and apparently normal testes.
- Serial serum hCG and AFP levels were monitored throughout the patients' clinical course.
Findings:
- Serum hCG and/or AFP levels demonstrated a clear correlation with the clinical status of the patients.
- Decreases in hCG and/or AFP correlated with therapeutic response, while increases indicated disease progression.
Implications:
- Serial hCG and AFP measurements are reliable and useful for evaluating and monitoring extragonadal GCTs in patients with clinically normal testes.
- These biochemical markers aid in assessing treatment efficacy and disease surveillance in this specific patient cohort.