Table 1.

Intra-operative Testing of the DBS Leads

DBS Testing	Volts	Euphoria	Smile	Laughter	Metallic Smell	Metallic Taste	Nausea
Side
Right	0	0	0	0
Right	2	(+)	(++Left)	Giddy
Right	4	(++)	(++Left, +Right)	Giddy
Right	6	(+++)	(+Left, +Right)	Giddy	Present	Present	Brief
Right	8	(++)	(+Left, +Right)	Giddy	Present	Present	Sustained
Left	0	0	0	0
Left	2	(+)	(++Right)	Giddy	Present
Left	4	(++)	(++Right, +Left)	Laughter	Present
Left	6	(++)	(+Right, +Left)	Laughter	Present
Left	8	(++)	(+Right, +Left)	Giddy	Present	Present	Sustained
Bilateral	2	(+)	(+Left, +Right)	Laughter
Bilateral	4	(++)	(++Left, ++Right)	Laughter	Present
Bilateral	0	0	0	0
Bilateral	0	0	0	0
Bilateral	4	(++)	(++Left, ++Right)	Laughter	Present

All testing done with the following stimulation parameters: Bipolar Lead 0− 3+; Rate 130 Hz, Pulse Width 210 microseconds 0= No response