Enhancing clinical practice: The role of digital rectal examination in diagnosing functional defecation disorders

Figure 1 Steps of digital rectal examination.

Figure 2 Patient positioning for digital rectal examination.

Figure 3 Digital insertion and anorectal palpation.

Figure 4 Morphological changes demonstrated by defecography (indicated by the arrow). A: Sac-like protrusion of the anterior rectal wall; B: Internal rectal prolapse in a funnel-shaped configuration; C: Rectal luminal distension; D: The sigmoid colon descends below the pubococcygeal line; E: Evident pressure trace of the puborectalis muscle.