Laboratory findingPathophysiology
AnemiaIron deficiency; vitamin B12 and/or folate deficiency
Elevated alkaline phosphatase levelOsteoporosis, osteomalacia
Elevated aspartate transaminase and alanine transaminase levelsMinimal elevation common in celiac disease; presumably autoimmune
Decreased albumin levelMalnutrition
Elevated calcium level, decreased phosphate levelVitamin D deficiency, secondary hyperparathyroidism
Thrombocytosis, leukocytosisGeneral inflammatory reaction
CoagulopathyDecreased vitamin K absorption
Low high-density and low-density lipoprotein cholesterol levelsDecreased fat absorption, decreased hepatic lipoprotein production