Difference between Kuru and Piastre

What is the difference between Kuru and Piastre?

Kuru as a noun is a chronic, progressive, fatal central nervous system disease found mainly among the fore and neighboring peoples of new guinea, caused by a prion that probably resembles the scrapie agent of sheep, transmissible to nonhuman primates, and believed to be transmitted by ritual cannibalism. while Piastre as a noun is a form of currency used in the middle eastern countries of egypt, lebanon, sudan and syria

We hope you now know whether to use Kuru or Piastre in your sentence.