What conditions other than graves' disease that cause bulging eyes?

Several: Morbid obesity, histiocytosis, cushing's syndrome, statin myopathy, myasthenia gravis. Orbital tumors - usually unilateral.

Genetics.: Some people have shallow orbits giving the appearance bulging eyes. Some lid features also run in families and give the appearance of bulging eyes. If only one eye s involved a tumorbehind the eye can push it out....