Department of Buildings requirements. The information included in these Guidelines can be used for the. evaluation of existing porches and decks as well as the design of new. structures. Tables are provided to assist in determining the load. capacity of joists, beams, columns and bolted connections for simple. structural configurations.
The causes of cat hyperthyroidism may include: 1  A high amount of benign cells in the thyroid gland, which is the most common cause of hyperthyroidism in cats. 2  These cells may cluster in small nodules on the thyroid gland; these nodules are known as adenomas.
Autoimmune thyroid disorders can cause hyperthyroidism or hypothyroidism. Hyperthyroidism is when the thyroid gland makes too much thyroid hormone. Graves disease is the most common kind of autoimmune hyperthyroidism. Hypothyroidism is when the thyroid gland does not make enough thyroid hormone.