Brodie Retallick (middle) after a Chiefs loss earlier this year. Photo: Getty Images
Radio Sport rugby editor Nigel Yalden understands Retallick has had headaches since the Waratahs game at the weekend and won't be considered for selection this week against the Hurricanes.
It adds to a niggly injury toll for All Blacks selectors, with Kieran Read, Dane Coles, Ryan Crotty, Jerome Kaino and Liam Squire all out currently with injury or recuperating from surgery.