Sgt. Christopher Del Rio, a medical laboratory specialist

Sgt. Christopher Del Rio, a medical laboratory specialist and cytotechnologist who is certified to practice histotechnology, William Beaumont Army Medical Center, prepares a tissue sample for diagnosis as part of the histology sectioning process, which includes slicing sections of tissue embedded in wax to for a microscopic sample thinner than a sheet of paper, during normal operations at WBAMC’s histology laboratory, Feb. 22. . In celebration of the profession, March 10 of each year is designated as Histotechnology Professionals Day when histology technicians and their peers are recognized.