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.
Hyperthyroidism, or thyrotoxicosis, is the most common endocrine disease in cats. When an animal or a person has hyperthyroidism it means that there is a high concentration of thyroid hormones in the blood.he opposite, low thyroid hormone levels, is called hypothyroidism. Hyperthyroidism occurs mostly in older cats, generally around 12 years old, although reports have shown a wide range between 4 and 23 years.