Type the formula that you want to use. The formula that you typed is automatically filled into all cells of the column â above as well as below the active cell. Notes. Copying or filling a formula into all cells of a blank table column also creates a calculated column.
Drug-induced hypothyroidism may be caused by: 1  Drugs used for hyperthyroidism (overactive thyroid), such as propylthiouracil (PTU), radioactive iodine, potassium iodide, and methimazole. 2  Treatment with lithium or iodides in certain people.
If you have a family member with hypothyroidism, your risk for subclinical is increased. Any of the following can cause hypothyroidism: 1  Autoimmune disease, such as inflammation of your thyroid, or Hashimoto disease.  Surgery, radiation therapy, or medicines such as lithium, sedatives, or narcotics.