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advanced nursing practice in real life
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ADVANCED NURSING PRACTICE UNIT-V BIO-PSYCHO SOCIAL PATHOLOGY Pathophysiology and Psychodynamics of disease causation Pathophysiology versus Pathology The terms pathology andpathophysiology are most of the time misused and interchanged. Both terms refer to the study of disease, but pathology and pathophysiology are different. PATHOLOGY is applied to the work of pathologist and physicians whose focus is on the PHYSICAL CHANGES present in diseased organs and tissues. These physical changes are studied by obtaining specimens. Such specimens are obtained post-mortem or following after death. PATHOPHYSIOLOGY, on the other hand, focuses on the ABNORMAL FUNCTIONING of diseased organs with application to medical procedures and patient care. It studies the changes of normal mechanical, physical and biochemical functions which are either caused by a diseaseor from an abnormal syndrome. The study of pathology and pathophysiology often overlap in diseases and processes. However, pathology emphasizes direct observations while pathophysiologyemphasizes quantifiable
measurements. Pathophysiologylooks at the specific malfunctioning that comes from or causes of the disease. In pathology, abnormalities may be grossly visible from the obtained specimens. Meaning to say, the abnormalities can be seen with the naked eye or may be observed microscopically. Disease and Etiology When can we tell that a person has a disease? Most people consider themselves healthy when their physical and mental capacities can be fully utilized. When impairment is present then we can hear them say that a disease is present. What is the exact definition of disease? Any disruption in the homeostatic balance required for an optimal cellular function that is expressed at the somatic (whole body) level is recognized as disease. Broadly, it refers to any abnormally condition that impairs normal function. It is associated with specific signs and symptomsthat a person clinical manifests. The word etiology refers to the cause of a certain disease. It is the study of disease causation or origination. Frequently, common usages equate the
NURSING MANAGEMENT UNIT X (10) NURSING INFORMATICS TRENDS GENERAL PURPOSE USE OF COMPUTERS IN HOSPITAL AND COMMUNITY NURSING RECORDS AND REPORTS MANAGEMENT INFORMATION AND EVALUATION SYSTEM (MIES) E- NURSING, TELEMEDICINE, TELENURSING ELECTRONIC MEDICAL RECORDS