In this case study, one of the ways to detect and investigate senile dementia and the consequences that it can have in their family, work environment, etc. is written. Being that, with the arrival to the elderly stage of an individual, certain changes begin to appear that deteriorate both at a biological and psychological level in which they are notorious and can negatively affect the individual and in the areas that are affected. developed daily, this case study was carried out through the use of techniques and tools, subsequently, information was collected on websites, scientific journals, documents related to the case, etc. resolving doubts and obtaining conclusions that will be used in future research related to the case study, as already stated, old age is one of the states in which the human being can develop multiple pathologies due to both psychological and biological changes, Eventually, the attitudes and behaviors of the individual can generate discomfort both for himself and the environment in which he develops.In this case study, one of the ways to detect and investigate senile dementia and the consequences that it can have in their family, work environment, etc. is written. Being that, with the arrival to the elderly stage of an individual, certain changes begin to appear that deteriorate both at a biological and psychological level in which they are notorious and can negatively affect the individual and in the areas that are affected. developed daily, this case study was carried out through the use of techniques and tools, subsequently, information was collected on websites, scientific journals, documents related to the case, etc. resolving doubts and obtaining conclusions that will be used in future research related to the case study, as already stated, old age is one of the states in which the human being can develop multiple pathologies due to both psychological and biological changes, Eventually, the attitudes and behaviors of the individual can generate discomfort both for himself and the environment in which he develops.En el presente estudio de caso se redacta una de las formas para detectar e investigar la demencia senil y las consecuencias que pueden llegar a tener en su entorno familiar, laboral, etc. Siendo que, con la llegada a la etapa de adulto mayor de un individuo, empiezan a manifestarse ciertos cambios que deterioran tanto a nivel biológico como psicológico en las que son notorias y pueden llegar a afectar de forma negativa al individuo y en los ámbitos que se desarrolla diariamente, este estudio de caso se realizó mediante el uso de técnicas y herramientas posteriormente se recabo información en sitios webs, revistas científicas, documentos relacionados con el caso, etc. resolviendo dudas y obteniendo conclusiones que servirán en futuras investigaciones relacionadas con el estudio de caso, como ya se constató, la vejez es uno de los estados en el que el ser humano puede llegar a desarrollar múltiples patologías debido a los cambios tanto psicológico como biológico, eventualmente en las actitudes y comportamientos del individuo pueden llegar a generar incomodidad tanto para sí mismo y el entorno en el que se desarrolla.