TABLE 4

Laboratory findings in adrenal insufficiency

Hyponatremia
Hyperkalemiaa
Hypercalcemia
Hypoglycemia
Normal anion gap metabolic acidosisa
Azotemia (prerenal)a
Anemia (normochromic normocytic)
Relative lymphocytosis
Eosinophilia
Mild elevation in serum thyroid-stimulating hormone
Autoantibodies against 21-hydroxylase antigena
  • a May be present only in primary adrenal insufficiency.