Visual evoked potentials in the horse

BMC Veterinary Research

Table 1 FVEPs and FERGs were performed in ten healthy Swedish Standardbred Trotters

Horse	Age at examination (years)	Gender	Eye(s)	ERG	Number of averages	Electrode positions	Lateral positions	Transection	Retro bulbar nerve block	Reproducibility
A	19	M	OD	X	4–196	P_z-0 P_z-15 P_z-30 P_{z- 45} P_z-60	P₁ P₂ P₃ P₄	-	-	X
B	10, 11	G	OS	X	144	P_z-0 P_z-15 P_z-30 P_{z- 45} P_z-60	P₁ P₂ P₃ P₄	-	-	X
C	16, 17	M	OD	X	144	P_z-0 P_z-15 P_z-30 P_{z- 45} P_z-60	P₁ P₂ P₃ P₄	-	-	-
D	16, 17	M	OS (OD)	X	144	P_z-0 P_z-15 P_z-30 P_{z- 45} P_z-60	P₁ P₂ P₃ P₄	-	-	X
E	10, 11	M	OD	X	4–196	P_z-0 P_z-15 P_z-30 P_{z- 45} P_z-60	P₁ P₂	-	-	X
F	5	G	OS	X	4–196	P_z-45	P₁ P₂ P₃ P₄	-	-	X
G	17	M	OS	X	144	P_z-45	P₁ P₂	-	-	-
H	3	M	OS (OD)	X	144	P_{z- 45}	P₁ P₂	-	-	-
I	4	M	OS (OD)	X	144	P_z-45	P₁ P₂	X	X	-
J	5	G	OD (OS)	X	144	P_z-45	P₁ P₂	-	X	-

Recordings from one, randomly selected eye were performed in six horses and from both eyes in four horses. “X” indicates that a certain procedure was performed. There were no statistical differences comparing eyes in this study

ISSN: 1746-6148