The department of health and human services shall designate the diseases or conditions that must be reported. Such diseases or conditions may include contagious, infectious, sexually transmitted, or chronic diseases or any illness or injury which may have a significant impact on public health. The department of health and human services shall maintain a uniform statewide population-based registry system for the collection of data pertaining to the incidence, prevalence, risk factors, management, survival, mortality, and geographic distribution of cancer and reportable benign tumors.