Medical history that poses potential nutrition-related risks in pregnancy

Medical history or condition	Examples*
Diabetes	Type 1 diabetes Type 2 diabetes
Obstetric history	Previous child with neural tube defect Gestational diabetes Hyperemesis gravidarum Hypertensive disorder of pregnancy Current multifetal pregnancy
Inborn metabolic disorders	Phenylketonuria Maple syrup urine disease
Surgical history	Bariatric surgery Bowel resection
Gastrointestinal disease/conditions that cause malabsorption	Crohn disease Ulcerative colitis Cystic fibrosis Celiac disease
Diet and nutrition issues	Obesity Overweight Eating disorder (past or current) Use of supplements Food avoidances/special diets/skipping meals Lack of resources for adequate nutrition Low intake of nutrient-dense foods (fruits and vegetables) High intake of added sugars and fats (fried foods, processed foods, desserts)
Unhealthy behaviors	Use of cigarettes, alcohol, illicit drugs

* Not an exhaustive list.

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