Gastrointestinal Radiology > Procedures > Defecography > Defecography (8)


Defecography (cont.)

Normal Defecography Measurements And Calculations

Anorectal Angle (°)

  Rest Squeeze Strain
Men 96 17 (64-125) 80 16 (45-116) 98 19 (67-128)
Female 95 16 (70-134) 71 12 (54-95) 103 15 (75-128)

 

Anorectal Junction Position Relative to Ischial Tuberosities (mm)

  Rest Squeeze Defecate
Men 16 9 (0-31) 28 9 (9-41) -4 9 (-22 to 31)
Female 4 13 (-32 to 21) 14 12 (-20 to 28) -16 15 (-48 to 12)

 

Perineal Floor Movement from Resting Position (mm)

  Squeeze Defecate
Men 13 7 19 10 (2-39)
Female 10 7 20 15 (0-54)


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