Table 1: Comparison between Conus Medullaris and Cauda Equina Syndromes.

Conus Medullaris Syndrome

Cauda Equina Syndrome

The Patientís Presentation

Spastic Bladder

Flaccid Bladder

Able to Avoid with Low Residual Volume, Unable To "Make It to The Bathroom", Consistent with Spastic Bladder.

Rectal Tone Preserved

Decreased or Loss of Rectal Tone

Normal Rectal Tone

Bulbocavernosus Reflex Pre-Served

Bulbocavernosus Reflex Ab-Sent

Not Tested

Saddle Anesthesia

Saddle Anesthesia

Had Perianal Sensation.

Symmetric Presentation

Asymmetric Presentation

Symmetric Presentation

Mild Muscle Weakness

Severe Muscle Weakness

Somewhat Severe Muscle Weak-Ness

Preserved Deep Tendon Reflex

Absent or Decreased Deep Tendon Reflex

"Normal"