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.
From the Andes to You. Cousin of the llama, alpacas graze at elevations of 10,000 to 14,000 feet on the harsh high plains of the Peruvian Andes. Their thick, sumptuous coats grow naturally in over 40 shades from ivory to black, and every grey and brown shade between. Alpaca fiber is warmer and stronger than wool, and so resistant to saturation that itâs nearly water-repellant.