Excess secretion of the growth hormone can cause disorders such as gigantism or acromegaly, characterized by abnormal body growth. When this adrenal disease occurs when the child is still growing, before the growth plates are closed, it is called gigantism and the most common cause is a benign tumour in the pituitary; if the disorder affects adults, it is called acromegaly. Children who suffer from this disease are often extremely large for his age. Some of the symptoms may include delayed puberty, front and mandibular prominence, large hands and feet with thick fingers, weakness, shortness of side vision, etc.