Nursing genomics: practice implications every nurse should know.

Twenty-first century nurse clinicians, scientists, and educators must be informed of and become proficient in genetic competencies to provide the best available evidenced-based patient care. This article presents a historical context and basic applications of genetics, along with the attendant legal and ethical issues, to provide a framework for understanding genetics and the genomics applications used in clinical nursing practice. The implications of genomics are relevant to all areas of nursing practice, including risk assessment, education, clinical management, and future research.