This dissertation proposal focuses on improving healthcare for patients with severe communication defects. The introduction defines communication disorders and their impact, differentiating between various types, including expressive language disorder, mixed receptive-expressive language disorder, and those with conditions like autism and dementia. The proposal highlights the challenges these patients face in expressing their needs and the resulting barriers to person-centered care. It aims to analyze the best approaches for providing healthcare to this population, starting with a background discussion on communication's importance in nursing, especially in the context of patient-centered care. The research questions address the best approach for providing care, aiming to identify suitable communication methods, assess needs, and recommend training for nursing professionals. The proposal will utilize secondary data analysis and address ethical considerations, culminating in a detailed grant chart outlining key research milestones. The references include several sources that are relevant to the topic of communication in nursing, and the proposal will include a narrative review.