Transient global amnesia (TGA) is an amnesic syndrome characterised by sudden-onset, clear-cut, anterograde amnesia during the episode, but otherwise normal neurological functions.¹ Episodes end within 24 h.¹ TGA may follow various precipitating events, such as emotional stress, contact with cold water, physical exercise or sexual intercourse.^2,3 Medical action precipitating onset of TGA is reported to be coronary angiography or painful procedures, but reports of TGA after endoscopic procedures are few. We present three patients who developed TGA after gastroscopy.

Case reports

One morning, a 58-year-old woman, a nurse’s aid, underwent gastroscopy at the hospital where she worked. After the operation, she immediately returned to work on a ward. A co-worker noticed she had amnesia because she was repeatedly asking, “Where do I bring this patient?” She was taken to the neurology department for examination. Her blood pressure was 140/70 mm Hg, and heart rate 68 beats/min. She demonstrated anterograde amnesia, the inability to learn …