William J. Brennan, Jr.

“ The jury's power to draw the inference that the aggravation of petitioner's tubercular condition, evident so shortly after the accident, was in fact caused by that accident, was not impaired by the failure of any medical witness to testify that it was in fact the cause. Neither can it be impaired by the lack of medical unanimity as to the respective likelihood of the potential causes of the aggravation, or by the fact that other potential causes of the aggravation existed and were not conclusively negated by the proofs. ”

“ The focal point of judicial review is the reasonableness of the particular inference or conclusion drawn by the jury. * * * The very essence of its function is to select from among conflicting inferences and conclusions that which it considers most reasonable. * * * Courts are not free to reweigh the evidence and set aside the jury verdict merely because the jury could have drawn different inferences or conclusions or because judges feel that other results are more reasonable.' Tennant v. ”

“ In response to a hypothetical question as to the effect of an accident like petitioner's on the aggravation or activation of a pre-existing, dormant tubercular condition, the specialist gave an opinion that 'acute dissemination of the tuberculosis' might be a consequence of the accident. ”