Digital Rectal Exam (DRE) for Prostate Screening: What to Expect

The Digital Rectal Exam (DRE) is a brief clinical maneuver to palpate the prostate gland.

Procedure

1. Patient positioned: lateral decubitus (knees to chest) or standing bent forward.
2. Clinician wears a lubricated, gloved finger.
3. Finger inserted gently into the rectum to contact the anterior rectal wall, behind which the prostate lies.
4. Assesses: size, symmetry, consistency, nodules, tenderness.

Purpose

• Detect asymmetric firmness/nodules suggestive of cancer.
• Estimate gland volume (benign prostatic hyperplasia).
• Assess prostatitis (tender, boggy).

Context

DRE is often combined with PSA blood testing. Neither alone is sufficient for cancer screening; shared decision-making with a clinician is recommended starting at age 50 (45 for high-risk groups).