TY - JOUR T1 - Autoimmune Addison's disease and thyrotoxic thyroiditis presenting as encephalopathy in twins. JF - Archives of Disease in Childhood JO - Arch Dis Child SP - 350 LP - 352 DO - 10.1136/adc.66.3.350 VL - 66 IS - 3 AU - G A Russell AU - J B Coulter AU - D M Isherwood AU - M J Diver AU - D S Smith Y1 - 1991/03/01 UR - http://adc.bmj.com/content/66/3/350.abstract N2 - An 11 year old boy who presented with neuropsychiatric symptoms including delirium and pronounced agitation was found to have simultaneous onset of autoimmune adrenocortical insufficiency and hyperthyroidism. His identical twin also had hyperthyroidism and six months later developed symptoms of adrenocortical insufficiency. In children presenting with neuropsychiatric symptoms, adrenal (or pituitary) and other endocrine disorders should be considered. ER -