Causes. Bacteria are the primary organisms that cause UTIs. Most common bacteria that cause UTIs include: Escherichia coli and Staphylococcus saprophyticus. About 80-90% of urinary tract infections are caused by Escherichia coli (E. coli). About 80 to 90 percent of UTI are caused by one type of bacteria. 2  Women develop UTI much more often than men. 3  20% of women in the United States develop this condition and 20% of those have a recurrence. 4  Urinary tract infection is less common in men and boys than in women and girls but is more likely to be serious.
A doctoral degree is required to practice optometry, but students should gear their undergraduate degree toward the optometry field by focusing on areas of study like biology, anatomy, organic chemistry, calculus, biochemistry, and physics.
Essential Information. Optometrists are physicians who diagnose and treat vision problems. To practice as an optometrist, you need to pass a national examination and, possibly, a state examination in order to obtain licensing.Enrolled students must learn how to examine patients, diagnose vision disorders, treat vision problems and educate patients on common eye-related concerns.ptometrist Education Requirements and Training Information. Aspiring optometrists must complete a four-year post-baccalaureate Doctor of Optometry degree program. This program of study is designed to provide individuals with the skills needed to gain licensure as optometrists.