Small Animal Coma Scale

Department of Clinical Sciences

College of Veterinary Medicine and Biomedical Sciences

Colorado State University

Fort Collins, CO 80523

Clinician's Name:

Patient Profile

CSU Clinic Number:



Age in Months:

Major Problem:

For each of the following 3 categories, select the one which most closely describes your patient

Motor Activity:
6Normal gait; normal spinal reflexes
5Hemiparesis, tetraparesis, or decerebrate activity
4Recumbent; intermittent extensor rigidity
3Recument; constant extensor rigidity
2Recumbent; constant extensor rigidity with opisthotonus
1Recumbent; hypotonia of muscles; depressed or absent spinal reflexes

Brain Stem Reflexes
6Normal pupillary light responses and occulocephalic reflexes
5Slow pupillary light reflexes; normal to reduced oculocephalic reflexes
4Bilateral unresponsive miosis; noram to reduced oculocephalic reflexes
3Pinpoint pupils; reduced to absent oculocephalic reflexes
2Unilateral, unresponsive mydriasis; reduced to absent oculocephalic reflexes
1Bilateral, unresponsive mydriasis; reduced to absent oculocephalic reflexes

Level of Consciousness:
6Occasional periods of alertness and responsive to the environment
5Depression or delerium; capable of responding to the environment
4Semicomatose; responsive to visual stimuli
3Semicomatose; responsive to auditory stimuli
2Semicomatose; responsive to noxious stimuli
1Comatose; unresponsive to repeated noxious stimuli

Please total the scores from the 3 sections and select this total below:


Evaluation: 3 - 8 Grave
9 - 14 Poor to Guarded
15 - 18 Good


Email Completed Form to Wayne E. Wingfield, DVM: