This is a workers compensation case in which Bobby G. Schaefer, plaintiff, sued Texas Employers Insurance Association, defendant, to recover for an occupational disease. The jury found that the "atypical tuberculosis" suffered by Schaefer was an occupational disease which resulted in total and permanent disability. Judgment was rendered on the jury verdict. The court of civil appeals reversed and rendered judgment that Schaefer take nothing. 598 S.W.2d 924. We affirm the judgment of the court of civil appeals.