Canadian Neurological Scale (CNS)
Name:
Date:
The Canadian Neurological Scale was designed to assess neurological function in conscious stroke patients. It includes an assessment of level of consciousness, orientation, aphasia, and motor strength. Each domain is assigned a score and a total score from 0 to 11.5 is calculated. Follow Physician's Orders or Clinical Path guidelines for frequency of assessing status using the CNS. The CNS Scale is to be used for alert or drowsy patients.
Press item button to review Physician's Orders or Clinical Path guidelines
Mentation
Alert
Drowsy
Stuperous
Comatose
Oriented
Disoriented or Non-applicable
Normal
Expressive deficit
Receptive deficit
Complete either Section A1 or Section A2 only.
If weakness is present, identify which side has the weakness by scoring within the Right or Left grading slot. If patient is able to follow directions and cooperate, complete section A1 - No Comprehension Deficit.
If patient is scored as a receptive deficit, complete section A2 - Comprehension Deficit.
Section A1 — No Comprehension Deficit
Motor Functions: Weakness
Section A2 — Comprehension Deficit
Motor Response
Complete only if patient is able to obey commands and follow directions.
When evaluating strength and range of motion in limbs always submit both limbs to same testing.
Complete this section only if patient cannot follow instructions and has been assessed as having comprehension deficit in the Speech section.
When evaluating strength and range of motion in limbs always submit both limbs to same testing.
Right
Left
Right
Left
None
Present
None
Present
Symmetrical
Asymmetrical
Symmetrical
Asymmetrical
None
Mild
Significant
Total
None
Mild
Significant
Total
Equal
Unequal
Equal
Unequal
None
Mild
Significant
Total
None
Mild
Significant
Total
Equal
Unequal
Equal
Unequal
None
Mild
Significant
Total
None
Mild
Significant
Total
None
Mild
Significant
Total
None
Mild
Significant
Total
References