Can new scientific findings change the outcome of medical negligence claims?

Medical research never ends but what happens when it turns up something slightly new, wonders Dr Craig Lilienthal.

In 2013, Australian Doctor published an expert opinion article entitled 'Clots to consider', describing a medical negligence claim where the patient alleged her GP had failed to warn her of the material side effects of a progesterone only contraceptive (POC).

In that case, the GP had been administering an injectable LARC (Depot Medroxyprogesterone Acetate — DPMA — Depo Provera or Depo Ralovera) to the woman every three months.

The patient had a suspected history of