Genetic testing should not be conducted in every single Parkinson’s patient. However, there are genetic factors that you should consider when dealing with your patient.
Bekris LM, Mata IF, Zabetian CP. The genetics of Parkinson disease. J Geriatr Psychiatry Neurol. 2010;23(4):228-242.
Benamer HT, de Silva R. LRRK2 G2019S in the North African population: a review. Eur Neurol. 2010;63(6):321-325.
Sidransky E, Nalls MA, Aasly JO, et al. Multicenter analysis of glucocerebrosidase mutations in Parkinson’s disease. N Engl J Med. 2009;361(17):1651-1661.