PREVIOUS OPINION BIAS:

The strategy and results of a previous diagnostic process on a patient, or group of patients, if known, may affect the strategy and results of a subsequent diagnostic process on the same patient or group of patients¹. Also see: Confirmation Bias.

Reference:

1. Sackett DL. Bias in analytic research. J Chronic Dis. 1979;32 (1-2):51-63. (Link to Reference)