Rebekah Moan, contributing writer, and Theresa Pablos, editor in chief[email protected]Infection ControlCase report: Dorsal tongue ulcer in COVID-19 patientA dental team in Afghanistan identified a dorsal tongue ulcer in a 62-year-old man who later tested positive for COVID-19. The man's painful lesion persisted for weeks, and he also experienced asymptomatic geographic tongue, according to details published on May 20 in BMC Oral Health.May 25, 2021CAD/CAMImaging reveals dentition of 3.67-million-year-old skullA team of global researchers used high-resolution imaging to reveal never-before-seen dental details in a 3.67-million-year-old skull of a prehuman ancestor known as Little Foot. The images and insights were published on March 2 in e-Life.March 8, 2021Page 1 of 1Top StoriesOral BacteriaUltrasound may zap biofilms in the futureHigh-intensity focused ultrasound might be effective in eliminating biofilms from titanium dental implant surfaces, reports research recently published in the International Journal of Implant Dentistry.Office ManagementHow to keep your RCM moving when dental patient flow slowsDental Hygiene5 steps to instantly find the dental career you've always wantedPatient CommunicationDr. Tom Giacobbi on patient communication and personalizationDental EducationDental students may not be ready for emergencies