Some health problems increase the risks associated with having surgery or may be worsened by surgery, such as blood clots, liver disease, heart problems, kidney stones and nutritional deficiencies.
一些健康问题会增加手术相关风险，甚至因手术而加重，比如血栓、肝脏疾病、心脏问题、肾结石及营养缺乏。
2
The diseaseworsened and for the last years of his life he was completely deaf.