CALIFORNIA EVIDENCE: CIVIL AND CRIMINAL
...Opinion & Scientific Evidence
......Forensic Issues
.........Civil
............Cause of Illness
5 Cards On This Topic:

Court did not consider reasoning or metholodogy relied on by E in linking Collagen Zyderm to P's autoimmune illness, and thus erred in finding testimony unsupported by scientific evidence.

Family established through E's testimony Ds' negligence was a substantial factor in causing W, with long family history of breast cancer, to die from it 10 years earlier than she would have with timely diagnosis and treatment.

Expert opinions must have evidentiary support and may not be based solely on conjecture.

Treating physician/health care professional may testify as to his/her patient's treatment, diagnosis or prognosis without expressing expert opinion.

Neurosurgeon should have been permitted to state opinion despite unfamiliarity with effects of specific bacteria.