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.
Admissions Test. Every optometry school in the United States requires applicants to take the Optometry Admissions Test. Most students elect to take the exam at least one year before they plan to begin their graduate schooling.