Setting a precedent sure to shock right-to-life forces, a California appeal court has ruled that a Stockton woman has the right to withhold life — sustaining treatment from her disabled husband even though he isn’t terminally ill or in a vegetative state.

But, the court held Thursday, she first must prove by clear and convincing evidence that her decision was made in good faith on sound medical advice and took into consideration her husband’s best interests and prior expressed wishes.