Nutrition Assessment Guidelines
This section includes general guidelines for monitoring effect of nutrition intervention in many different metabolic disorders.
NUTRITION ASSESSMENT GUIDELINES
This section includes general guidelines for monitoring effect of nutrition intervention in many different metabolic disorders.
|
Assessment Marker |
Specific Parameters |
Inborn Error |
|
Growth |
Length/height, head circumference (age-dependent) |
All Patients |
|
Nutrition Adequacy |
3-day diet records before blood or urine collection; full nutrient analysis |
All Patients |
|
Protein Status Indices |
Total protein, albumin, transthyretin (prealbumin) |
All Patients |
|
Plasma Amino Acids |
Amino acid profile, including tryptophan and homocyste(i)ine |
Disorders of amino acid metabolism; organic acidemias |
|
Organic Acids (blood, urine) |
Organic acid profile, include carnitine esters |
Organic acidemias, fatty acid disorders, peroxisomal disorders |
|
Serum Carnitine |
Free and esters (bound) |
Organic acidemias, fatty acid disorders |
|
Essential Fatty Acid Profile |
Blood and Erythrocyte EFA |
Fatty acid disorders or disorders where fat is restricted in the diet |
|
Iron Status Indices |
Hemoglobin, hematocrit, ferritin |
All Patients |
|
Trace Element Status |
Selenium/glutathione peroxidase, zinc |
Disorders of amino acid metabolism, organic acidemias and any disorder requiring elemental medical foods |
