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Providing web-based training modules for cancer registration and surveillance

Tumor Markers

Key Information

Evaluating tumor volume in the body; primarily used for monitoring recurrence

SCC (Squamous Cell Carcinoma) Antigen
Monitors tumor burden after treatment for squamous cell carcinoma; used in advanced cases; nonspecific to cervical carcinoma but specific to squamous cell carcinoma

TPA (Tissue Polypeptide Antigen)
An antigen marker for cancers of gynecologic sites, bladder, and lung; nonspecific to ovarian cancer; elevated levels indicate presence of malignancy

Visit the Tumor Markers page of the Diagnostic Tests module for more information.

Suggested Citation

SEER Training Modules: Tumor Markers. U.S. National Institutes of Health, National Cancer Institute. Cited 23 December 2025. Available from: https://training.seer.cancer.gov.

Tumor Markers

Key Information

Suggested Citation

Glossary Term