Bowel Management Table 1 Clinical Presentations in Bowel Functions Following SCI (Singal et al. 2006)

 

Upper Motor Neuron lesion

Lower Motor Neuron lesion

Level

>T10 vertebral or T12 spinal segment

<T10 vertebral or T12 spinal segment

Time from cecum to anus

↑

↑

Motility of left colon

↓

↓

External anal sphincter

Spastic paralysis

Flaccid paralysis

Sympathetic output

Absent with lesions > T6 spinal segment

Retained

Symptoms

Constipation
Difficulty with evacuation
Incontinence

Constipation
Difficulty with evacuation
Incontinence

Fecal impaction

Proximal colon

Rectal

Autonomic dysreflexia

Common

Rare

Reflex defecation

Present

Not known