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Index/Topics/Biopsy

Biopsy

Surgical procedure for examining tissue samples

Fact-Checks

3 results
Feb 2, 2026

How is residual benign prostate tissue detected after prostate surgery (PSA, imaging, biopsy)?

after relies on a combination of blood testing, advanced imaging, and targeted tissue sampling: prompt investigation, characterizes suspicious post‑surgical tissue, and provides histologic confirmatio...

Feb 1, 2026

How is PSA doubling time calculated and what measurement intervals are required for accuracy?

(PSADT) is derived from the slope of the log-transformed PSA values over time and is conventionally calculated as ln divided by that slope; clinical calculators implement this log‑slope method and equ...

Jan 27, 2026

How should clinicians distinguish PSA elevation from prostatitis versus prostate cancer in men over 50?

Clinicians distinguish from versus by integrating clinical context (symptoms and signs of infection), PSA magnitude and dynamics (absolute level and velocity), adjunctive laboratory metrics (free-to-t...

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