What began as an ordinary ultrasound appointment turned into a moment Mercedes and Jonathan Sandhu would remember for the rest of their lives – when they discovered they were expecting identical quadruplets, an extraordinarily rare occurrence estimated to happen in just one in 15 million pregnancies.

After months of anticipation and concern, the couple’s four little girls finally made their entrance into the world on May 1, arriving at just 29 weeks and weighing less than three pounds each.

The babies – Hannah Grace, Lucy Marie, Rebecca Claire and Petra Anne – were delivered by C-section at 11.40am, following an ultrasound that prompted doctors to bring the delivery forward.

Their arrival required an extraordinary medical effort, with more than 25 medical professionals filling the operating room to ensure both mother and daughters received the care they needed.

Once born, the four sisters were taken straight to the neonatal intensive care unit (NICU), where they began their first days of life under close medical supervision.

For Jonathan, witnessing the moment was almost impossible to put into words.

“On May 1, our lives changed forever. What started as a normal day with an ultrasound quickly turned into something we never could have imagined,” he shared.

“By 2.03pm, we had welcomed four beautiful daughters into our family. I guess it’s not such a little family anymore!”

There had been earlier concerns about Petra’s growth, as she was the smallest of the four. However, the latest measurements brought encouraging news. She was around the 34th percentile for weight and close to the 50th percentile in other measurements, while her three sisters were all tracking around the 50th percentile.

All four girls were reported to be healthy and doing well, bringing enormous relief to their parents.

What makes their arrival even more remarkable is that the sisters shared a single placenta throughout pregnancy – an exceptionally unusual circumstance that made their safe arrival all the more special.

And while the little girls were beginning their journey in intensive care, their mother was already showing remarkable strength. Mercedes was recovering well from the C-section and had even managed to get up and walk the following morning.

Jonathan described the delivery as an experience beyond anything he had ever witnessed. The operating room was so crowded with medical staff that he lost count after more than 25 people.

Even after the girls had been transferred to the NICU, around 20 professionals remained in the room to complete the necessary arrangements.