Descriptive and qualitative study carried out to subsidize the implementation process of Nursing systematization in a University Hospital. It was used questionnaires approaching activities, perception on Nursing and customer, knowledge and application of the Nursing process and problems which are consequence of non systemized assistance. Results identified that the nurses activities are based on the technique and on the service administration; that nursing was related to the help of the human beings' basic needs and holism, being the customer defined as the one that needs care; that the majority of nurses knew, in theory, the Nursing process, but did not apply it in practice. The most mentioned problems which were consequence of the non systemized assistance were the following: the quality assistance detriment, the service disorganization and the conflict of roles.
Nursing Process; Patient care planning; Nursing, practical