Where abnormalities are detected, a risk assessment will be undertaken to determine whether: a temporary fitness certificate will be issued to allow the individual the opportunity to take action to manage the abnormality e.g. raised blood pressure readings may be investigated further by the GP and managed as clinically indicated. an ‘unfit’ certificate will be issued until evidence has been obtained that the individual has managed the abnormality e.g. vision screening identifies poor vision, which requires corrective lenses to be worn. The individual would not be fit until they have been prescribed and are wearing the corrective lenses. Screening is repeated as recommended by the Occupational Health Adviser in light of the results of the medical.