Essential components of a candidate’s medical history are gathered during the nutrition assessment because they may impact current and postsurgery health .
Cardiovascular risk factors like dyslipidemia, hypertension, and diabetes mellitus are associated with dietary factors.
Congestive heart failure—thiamine deficiency Cardiomyopathy—selenium deficiency Rapid heart rate—thiamine deficiency
Hyperhomocysteinemia—folate, vitamin B12, vitamin B6 deficiency
Pulmonary strength can be diminished by protein calorie malnutrition and this leads to chronic disorders like chronic obstructive pulmonary disease (COPD).
Gastrointestinal disorders may result from food sensitivities, medications, or gluten sensitivity.
Inflammatory bowel disease—protein calorie malnutrition Liver disease—protein calorie malnutrition Pancreatic insufficiency—vitamins D, A, E, A deficiency Atrophic gastritis—vitamin B12 deficiency
Musculoskeletal issues can influence weight loss potential and quality of life postsurgery.
Generalized muscle weakness/endurance—dehydration, iron deficiency, nutrient deficiencies Muscle wasting—vitamin D, protein calorie deficiency Osteoporosis—Calcium, magnesium, vitamin D
Thyroid disorders can be assessed by physical examination of reflex time, basal body temperatures and laboratory testing of thyroid stimulating hormone (TSH), free triiodothyronine (T3), free thyroxine (T4), reverse T3, and thyroid peroxidase (TPO) antibodies.