One study followed 89 patients with PD who were treated with unilateral subthalamotomy. Sixty-eight patients were available for evaluations after 12 months, 36 after 24 months and 25 patients after 36 months.
Definition of alpaca for English Language Learners. : 1  a South American animal that is related to the llama and has long woolly hair. : 2  wool of the alpaca or a cloth made of it.
The average height of an alpaca is 35 at the withers, and the average. weight of a mature adult is under 150 pounds--from 1/2 to 1/3 the size of a llama. The 22 recognized fiber colors range from true, non-fading black to brilliant white, with browns, reds, fawns, and rose grays.