Can the raynaud symptoms happen on patches of skin on the arms, thighs, or the trunk? Or is it only on fingers, noses, and toes?

Raynauds. This occurs in digits of hands and feet as a result of constriction and does not affect patches of skin arm thighs etc.
Raynauds. Raynaud's phenomenon occurs when the extremities of the body, usually the fingers and toes, change colour and may become painful. It is due to a narrowing (constriction) of the small blood vessels on exposure to the cold, or to a change in temperature, or to emotional stress. In most cases, the cause is not known.