Alaska's Western Arctic Caribou herd forms aggregations or groups that can stretch for miles. The herd is on a three-year census schedule. The Department attempted a census during July 2002 but high wind, snow and fog forced a one-year delay. Weather almost prevented the 2003 attempt as well.
Finally, thyroid cancer may also be detected as a cause of an enlarged thyroid gland. It is quite clear that enlargement of the thyroid or the presence of nodules within the thyroid is common, particularly as revealed when sensitive imaging techniques such as ultrasound are used.
Gravesâ disease. Another condition which causes the swelling of the thyroid gland is Gravesâ disease, which is an autoimmune disease. Here, the antibodies in the immune system would stimulate the thyroid gland to overproduce hormones in the thyroid gland.eople who have a swollen thyroid will manifest one or some of the following symptoms: 1  Migraine. 2  Excessive fatigue. 3  Abnormally heavy menstrual bleeding. 4  Swollen and stiff joints. 5  high cholesterol level. 6  Increased weight. 7  Cramps and weakness in the muscular region. 8  Constipation.