Without surgery in the first few months of life, the child won't ever see well with that eye, even if he or she has surgery later in life.

如果不在出生后的头几个月就行手术治疗，那么即使以后做了手术，患者的视力也不会很好。

youdao

Doctors are working on the infant's heart without performing open heart surgery.

VOA: standard.2010.01.01

Without surgery, however, the patients with severe aortic stenosis invariably decline and risks of death are quite high.

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The cancer is in an intermediate stage and could be removed without surgery.

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If this works, the companies would likely move quickly into final-stage trial using Medtronic's catheter to deliver the cells without surgery.

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