A construction worker was injured when the wall of a building under renovation collapsed in Istanbul's Nişantaşı district on Tuesday.

Police said that 43-year-old Semih Yöndem was trapped in wreckage and rushed to Hamidiye Etfal Training and Research Hospital in the nearby Şişli district.

Ambulances and police were dispatched to the area. An investigation is underway.

Earlier this week, an empty five-story building collapsed in Beyoğlu district of Istanbul near Taksim Square.

In February, two empty buildings in the Beyoğlu district also collapsed.