“…Type of lost gallstones discovered during the re-intervention reported by 17 authors(20%), [ 18 – 20 , 24 , 31 , 35 , 39 , 42 , 43 , 53 , 54 , 63 , 80 ]; of those 7 (41%) were pigment and 8 (47%) cholesterol gallstones. Seventeen(20%) of authors reported the number of discovered gallstones [ 18 , 25 , 27 – 29 , 31 , 35 , 38 , 39 , 44 , 45 , 50 , 54 , 57 , 70 , 80 , 83 ]. The size of discovered gallstones was reported by 12(14.11%) authors [ 18 , 19 , 25 , 28 , 31 , 35 , 37 , 52 , 63 ].…”