The Leuven public prosecutor’s office has issued an urgent call for public assistance in locating 58-year-old Nancy Stiasteny, who has been missing since she left UZ Leuven hospital in the early hours of Wednesday, July 8, 2026. Authorities indicate that the missing woman may appear confused, and officials are asking anyone with information regarding her whereabouts to contact police immediately.
Circumstances of the disappearance
Nancy Stiasteny was last seen departing the UZ Leuven hospital facility on Herestraat at approximately midnight on July 8, 2026. Since that time, there has been no confirmed contact with her, leading the Leuven prosecutor to launch a formal search operation.

Stiasteny is described as having a thin build and standing approximately 1.70 meters tall. She has short grey hair, styled with the sides shaved and the back left longer. Distinguishing physical features include a heart-shaped tattoo on one of her arms and an external fixator attached to her left wrist.
At the time of her departure, she was wearing a grey T-shirt, a blue pair of shorts featuring white stripes, and beige sneakers. She was also carrying a black waist bag. The official search notice notes that she may present as confused, which heightens the urgency of the public appeal.
Did You Know?
The search efforts for Nancy Stiasteny are being coordinated by the Leuven public prosecutor, who has directed the public to use specific official channels, including a dedicated 0800 phone number and an online reporting form hosted by the Federal Police.
What happens next in the search
As the investigation continues, authorities are likely to focus on tracing Stiasteny’s movements from the hospital grounds. Given that she was last seen in the vicinity of the Herestraat facility, investigators may review surveillance footage from the area to establish a direction of travel.
If sightings are reported, police will likely deploy teams to verify the information. Because the prosecutor has identified the subject as potentially confused, the priority remains a swift identification and recovery to ensure her safety. The public is urged to provide any credible leads through the official Federal Police portal.
Expert Insight:
In cases where a missing person is reported to be in a state of confusion, the first 48 hours are critical for search operations. The involvement of the public prosecutor’s office suggests that standard search protocols have been exhausted, and the case has been prioritized to reach a broader audience, which is a standard procedure to maximize the chances of a safe recovery.
Frequently Asked Questions
When was Nancy Stiasteny last seen?
She was last seen leaving the UZ Leuven hospital on Herestraat around midnight on Wednesday, July 8, 2026.

What are the physical identifiers for Nancy Stiasteny?
She is 1.70 meters tall with a thin build, short grey hair (shaved sides, longer back), a heart tattoo on one arm, and an external fixator on her left wrist.
How can I report information to the police?
You can report information by calling 0800/30 300 or by submitting a statement via the official form on the Federal Police website.
Have you seen anyone matching this description in the Leuven area since July 8?
