 Neglected during the Latin occupation of Constantinople, two Russian pilgrims visiting Constantinople in 1350 and between 1425 and 1450 mention the church, affirming that Saint Andrew was worshiped by many who were afflicted by sickness.At the beginning of the fifteenth century the surrounding area of the monastery was covered with vineyards, confirming the decline of the city.After the Ottoman conquest of Constantinople the monastery, known by the Turks as "Kızlar Kilisesi" ("women's church"), continued to be inhabited for a while.