It's probably just a coincidence, but the thread started recently by GerryW on angiogenesis and PD may be of interest to your mother. She has had Lyme symptoms which according to Berghoff [1] are linked to angiogenesis.
Reference:
[1] "Chronic Lyme Disease and Co-infections: Differential Diagnosis"
Berghoff W.
Open Neurol J, 2012
Suppl 1: Chronic Lyme Disease and Co-infections: Differential Diagnosis
John