Clinical Feature Cause
- Weight loss from self-starvation, purging, or compulsive exercise
- Amenorrhes or decreased sexual drive and function
- Abdominal pain or distention, Malnutrition and electrolyte imbalance
- Loss of tooth enamel from repeated vomiting
- Esophagitis or esophageal tears
- Lanugo hair (fine downy hair of childhood)
- Fracture from minimal trauma due to loss of bone density
- Presence of laxatives, diuretcis or signs of vomiting
Laboratory and Radiologic Findings
- Metabolic alkalosis from repeated vomiting
- Hypokalemia from vomiting, diuretic or laxative abuse
- Anemia, malnutrition
- Low serum estrogen levels, suppression of GnRH and gonadotropins,
low testosterone
- Hyperprolactinemia
- Osteopenia
Note: Patients may die with normal laboratory values.
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