Iodine deficiency during pregnancy may result in cretinism (mental retardation in children), deafness, autism, and delayed brain development and is the leading cause of preventable mental retardation. As the bodyâs iodine levels fall, hypothyroidism may develop, since iodine is essential for making thyroid hormone. While this is uncommon in the United States, iodine deficiency is the most common cause of hypothyroidism worldwide.
1 Practice nursing for a minimum of 960 hours during the previous five years. 2  Successfully complete an approved re-entry program within the two years preceding renewal. 3  Graduate from an OSBN-approved nursing program within the past five years.
To become an LPN, you need to complete a training program in practical nursing and pass the National Council Licensure Examination for Practical Nurses (NCLEX-PN). The LPN program generally takes around a year to complete.Although most schools won't let you shorten the time you'll need to complete an LPN program, you can use your LPN training as a foundation for registered nurse (RN) training.enerally, you will take courses during the summer that act as a bridge between LPN and RN programs before starting the second year of an RN program in the fall. Some schools will require you to complete up to a year of clinical experience as an LPN before you may enter an accelerated program.