How often do doctors check psa and tumor markers for prostate cancer metastasis?

Every 3 months: The ususal timeframe to check for prostate cancer recurrence and monitoring is about every 3 to 4 months. The frequency can change depending on the actual number, however.

Usually each visit: Psa has high sensitivity for detecting recurrence after radical prostatectomy, but is less sensitive in detecting recurrence after radiation therapy. For monitoring hormone treatment, psa provides a sensitive tool with which to verify treatment response and detect tumor recurrence;.Serial measurements provide reliable evidence.

Every 6 mos for 10yr: We check every 6 months if all looks good for ten years. If something looks suspicious or concerning i will check every three months for a short interim until the problem declares itself one way or another.