Incident Overview
An 18-year-old student pilot, flying a university aircraft on a cross-country instructional flight, experienced an unusual sensory progression during the flight. Initially, he noted a tingling sensation in his fingertips, which he attributed to gripping the controls too tightly. As the flight continued, the tingling spread upward into his arms and also manifested in his legs.
Symptom Progression
The sensations intensified over time, evolving from tingling to numbness. Eventually, the numbness affected his face and speech, indicating a more systemic involvement. Despite the escalating symptoms, the pilot remained capable of controlling the aircraft and made a decision to perform an emergency landing.
Emergency Landing and Accident
The pilot selected a field for the emergency landing. However, the field's surface was softer than anticipated. Immediately after touchdown, the wheels sank into the soft dirt, causing the aircraft to nose over. The sequence of events resulted in the aircraft coming to rest inverted.
Medical Examination
Following the incident, the pilot underwent medical examinations. The evaluations failed to identify any underlying medical problems that could explain the sensory symptoms experienced during the flight.