Christiana relocated from the USA to the UK in 2015. She graduated from the Virginia- Maryland Regional College of Veterinary Medicine in 2000.

She has 20 years of extensive experience in equine sports medicine and managing the competition horse. Her primary interests include purchase exams, lameness, management and rehabilitation of soft tissue injuries, regenerative medicine, and sports medicine especially related to the three-day event horse.

Her practice in the USA was located in Middleburg, Virginia and Ocala, Florida, where she was the Team Veterinarian for the Canadian Eventing Team for 10 years through three World Equestrian Games and two Olympic Games. She has been Team veterinarian for the New Zealand Eventing Team since 2015. She served as Team veterinarian for both the New Zealand Eventing and Show jumping Teams at the World Equestrian Games in Tryon, North Carolina in 2018. She also serves as a Team Vet for USA Show jumping at occasional shows in the UK and Europe.

She is FEI qualified as both a permitted treating veterinarian and as a veterinary delegate for three-day eventing. She comes from a competitive running background in university and has completed 7 full Ironman Triathlons including the World Championships in Hawaii. She likes to spend her free time cycling, and most importantly spending time with her husband, Andre Buthe, and their son Luca.