The chief complanint and medical history may reval disease risks for malnutrition and whether inflammation is present (fig1.3).pateints with gestrotestinal symptoms or disorders are among those who are most prone to malnutrition,particularly when symptoms such as nausea,vomiting,diarrhea,and anorexia last for more than2 week. Box 1.2 lists phychosoclial factors that may impact intake or requirements and help identify nutrition counseling need.