When Adrian Thompson collapsed in the nurse’s office, staff turned to a LifeVac anti-choking device after the Heimlich maneuver failed to clear her airway. According to the Texas Rangers report, the unit was fitted with an adult-sized mask rather than the pediatric mask the manufacturer indicates for children between approximately 1 and 14.5 years of age. The adult mask is listed for use beginning around 10.5 years. Investigators collected the devices that had been on hand; the pediatric masks and instructional materials were not among the items provided. The nurse reported that Adrian was pointing to her mouth and trying to speak before her face turned blue, that she collapsed during Heimlich attempts, that nothing visible was seen in the mouth, and that nothing appeared to come out when the LifeVac was applied.

CPR began once no pulse was detected. The principal’s 911 call was placed at 11:45:38 a.m., nearly five minutes after Adrian first stood up from her lunch table. Lindale Fire Department arrived around 11:48, police at approximately 11:50, and EMS seconds later. By that point roughly ten minutes had pᴀssed since the first signs of distress. Medical experts emphasize that the window for preventing irreversible brain damage during a complete airway obstruction is extremely short. The autopsy confirmed a large bolus of shredded meat remained in the esophagus at the time of examination.

Lindale ISD has stated that the nurse’s efforts included the Heimlich maneuver, the LifeVac, and CPR before Adrian was transported for advanced care. Superintendent Stan Surratt has said the district has since added more airway-clearance devices throughout its campuses, including in cafeterias, hallways, life-skills rooms, and nurses’ offices, and has increased staff training on emergency response. An independent review of equipment and protocols was also pledged. A pediatric expert who later reviewed the video noted that proper mask fit is important for effective suction with devices like the LifeVac, though he did not conclude that the equipment choice itself caused the death.

The combination of the initial misinterpretation in the cafeteria, the roughly five-minute delay before the 911 call, and the use of the adult mask has become a central point of public discussion. The Rangers found no criminal offense, yet the family continues to argue that the response fell short of what was needed. The case has prompted broader questions about how school staff are trained to distinguish choking from other forms of distress and how quickly they escalate when classic signs appear.