This document defines nursing diagnosis and discusses its key components and characteristics. A nursing diagnosis is a clinical judgment about an individual's response to an actual or potential health problem. It includes a diagnostic label, qualifiers, definition, defining characteristics, and risk factors. There are several types of nursing diagnoses, including actual, risk, possible, wellness, and syndrome diagnoses. The document outlines the Process-Etiology-Signs/Symptoms (PES) structure for formulating nursing diagnoses and provides examples of different diagnosis structures.