Yin deficiency leading to yang deficiency is known as yin impairment affecting yang and yang deficiency resulting in yin deficiency is called yang impairment affecting yin.

阴虚而导致阳虚称为阴损及阳，阳虚导致阴虚称为阳损及阴。

The later refers to a morbid state marked by deficiency of both yin and yang resulting from yang deficiency that affects the production of yin fluid.

后者指阳气虚累及阴液的化生，从而形成以阳虚为主的阴阳两虚病理状态。