Hounnou et al reported the normal length of human bowel segments. The authors are from Laboratoire d'Anatomie in Tours cedex. France.
Patients: French adults
Body weight correlates with intestinal length.
Male
Segment
Average
Minimum
Maximum
duodenum
27.8 cm
17
56
jejunum and ileum
643.9 cm
365
1000
right colon
74.1 cm
40
146
left colon
94.2 cm
33
220
Female
25.2 cm
48
573.8 cm
280
840
71.9 cm
125
82.9 cm
34
123
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Specialty: Gastroenterology
