Nurses and midwives will strike Thursday with most elective surgeries across the region set to be delayed.
Lakes District Health Board contingency planners are making preparations following notices from both unions.
Members from nurses' union NZNO, which includes nurses and midwives, will strike for eight hours between 11am and 7pm.
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More than 31,000 nurses midwives, healthcare workers prepare to strike
Members of the midwives' union MERAS – Midwifery Employee Representation and Advisory Service - will strike from 8am to 8pm.