1 The majority of thyroid nodules are benign. 2  Thyroid nodules are more likely to be cancerous at the extremes of age and in males. 3  The most malignant thyroid cancers are seen at the extremes of age.  Most thyroid cancers are found between ages 20 to 50.
In the U.S. Congress, the parliamentarians of the House and Senate serve as formal, nonpartisan advisers to the Speaker of the House and presiding officer of the Senate respectively.
The Senate is one of the two houses of the Australian Federal Parliament. It consists of 76 senators, twelve from each of the six states and two from each of the mainland territories. It shares the power to make laws with the other House of Parliament, the House of Representatives.