PRL and adenoma: Furthermore, maximal adenoma size was larger for patients in the CD + PRL group (mean diameter: 2.44 ± 1.32 cm; range: 0.6–6.0 cm) than for those in the CD group (mean diameter: 1.44 ± 1.05; range: 0.5–4.0 cm) (P < 0.001).