This case study presents the diagnosis and management of Type 1 diabetes in a young patient named Briana. The assignment analyzes the patient's symptoms, including high blood glucose, glucose in urine, increased urination, thirst, appetite, ketones, and weight loss, and explains the underlying physiological mechanisms. It details the process of insulin administration, including pre-, during-, and post-administration considerations for nurses. The case study also explores the emotional and physical impacts of the diagnosis on Briana and her family, including the mother's coeliac disease history and the father's disability. Finally, it outlines recommendations for healthcare professionals, including consultation with senior doctors, adherence to statutory laws and NMBA guidelines, and the involvement of a specialized team to support the family. The case study references relevant medical literature and provides illustrations to support the analysis.