{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,9]],"date-time":"2026-10-09T23:52:19Z","timestamp":1791589939759,"version":"4.3.4"},"reference-count":26,"publisher":"SAGE Publications","issue":"11","license":[{"start":{"date-parts":[[2026,8,5]],"date-time":"2026-08-05T00:00:00Z","timestamp":1785888000000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/journals.sagepub.com\/page\/policies\/text-and-data-mining-license"}],"content-domain":{"domain":["journals.sagepub.com"],"crossmark-restriction":true},"short-container-title":["Journal of Endourology"],"published-print":{"date-parts":[[2026,11,1]]},"abstract":"<jats:sec>\n                    <jats:title>Purpose:<\/jats:title>\n                    <jats:p>To evaluate the use of shear wave ultrasound elastography (SWUE) in prediction of outcomes of shock wave lithotripsy (SWL) for medium-sized renal stones and to correlate HU and SWUE values with the chemical stone compositions.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Materials and Methods:<\/jats:title>\n                    <jats:p>A total of 110 patients with medium-sized renal stones were scheduled for SWL and included. The patients were assessed by non-contrast CT and SWUE. The patients were categorized into two groups: Group A, SWL success, included 80 patients; and Group B, SWL failure, included 30 patients. Baseline data, stone characteristics, and kilopascal (kPa) values were assessed and compared in both groups.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results:<\/jats:title>\n                    <jats:p>\n                      The mean age of studied patients was 42.44 \u00b1 11.45 and 43.50 \u00b1 13.20 years in Groups A and B, respectively (\n                      <jats:italic toggle=\"yes\">p<\/jats:italic>\n                      = 0.679). The mean body mass index of Group A was 25.41 \u00b1 2.93 and Group B was 26.28 \u00b1 2.74 (\n                      <jats:italic toggle=\"yes\">p<\/jats:italic>\n                      = 0.161). The median (interquartile range [IQR]) of HU of stones was 858.5 (778.0\u2013967.0) in Group A versus 1075.0 (1010.0\u20131150.0) in Group B (\n                      <jats:italic toggle=\"yes\">p<\/jats:italic>\n                      &lt; 0.001). The median (IQR) of kPa values of renal stones was 10.05 (8.20\u201313.0) in Group A versus 18.20 (15.60\u201319.20) in Group B (\n                      <jats:italic toggle=\"yes\">p<\/jats:italic>\n                      &lt; 0.001). The median (IQR) of skin-to-stone distance was 85.50 (80.0\u201392.0) in Group A versus 96.0 (89.0\u2013105.0) in Group B (\n                      <jats:italic toggle=\"yes\">p<\/jats:italic>\n                      &lt; 0.001).\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions:<\/jats:title>\n                    <jats:p>SWUE could be used as a non-invasive and safe alternative method to detect the hardness of stones and predict the outcomes of SWL and the chemical stone compositions.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1177\/08927790261472606","type":"journal-article","created":{"date-parts":[[2026,8,5]],"date-time":"2026-08-05T07:04:12Z","timestamp":1785913452000},"page":"1278-1285","update-policy":"https:\/\/doi.org\/10.1177\/sage-journals-update-policy","source":"Crossref","is-referenced-by-count":0,"title":["Evaluation of the Use of Shear Wave Ultrasound Elastography for Prediction of Extracorporeal Shock Wave Lithotripsy Outcomes and Renal Calculi Chemical Compositions: A Prospective Study"],"prefix":"10.1177","volume":"40","author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-6873-6493","authenticated-orcid":false,"given":"Ahmed","family":"Zoeir","sequence":"first","affiliation":[{"name":"Department of Urology, Faculty of Medicine, Tanta University, Tanta, Egypt."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Abdallah","family":"Shehata","sequence":"additional","affiliation":[{"name":"Department of Urology, Faculty of Medicine, Tanta University, Tanta, Egypt."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Basma","family":"Eldeeb","sequence":"additional","affiliation":[{"name":"Department of Radiology, Faculty of Medicine, Tanta University, Tanta, Egypt."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Mohamed","family":"Abo El-enen","sequence":"additional","affiliation":[{"name":"Department of Urology, Faculty of Medicine, Tanta University, Tanta, Egypt."}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"179","published-online":{"date-parts":[[2026,8,5]]},"reference":[{"key":"e_1_3_2_2_1","doi-asserted-by":"publisher","DOI":"10.1097\/JU.0000000000004843"},{"key":"e_1_3_2_3_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.euf.2022.11.013"},{"issue":"3","key":"e_1_3_2_4_1","first-page":"549","article-title":"Predictors of success for stone fragmentation and stone-free rate after extracorporeal shockwave lithotripsy in the treatment of upper urinary tract stones","volume":"9","author":"Takahara K","year":"2012","unstructured":"3.Takahara K, , Ibuki N, , Inamoto T, et al. Predictors of success for stone fragmentation and stone-free rate after extracorporeal shockwave lithotripsy in the treatment of upper urinary tract stones. Urol J 2012;9(3):549\u2013552.","journal-title":"Urol J"},{"key":"e_1_3_2_5_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1464-410X.2012.10964.x"},{"key":"e_1_3_2_6_1","doi-asserted-by":"publisher","DOI":"10.1007\/s00240-024-01570-7"},{"key":"e_1_3_2_7_1","doi-asserted-by":"publisher","DOI":"10.1002\/jum.14415"},{"key":"e_1_3_2_8_1","doi-asserted-by":"publisher","DOI":"10.1055\/s-0033-1335205"},{"key":"e_1_3_2_9_1","doi-asserted-by":"publisher","DOI":"10.1186\/s12882-015-0120-7"},{"issue":"5","key":"e_1_3_2_10_1","first-page":"16","article-title":"Clinical implications of shear wave ultrasound elastography for evaluation of urinary stones","author":"G Kraev I","year":"2016","unstructured":"9.G Kraev I, , Rudenko VI, , Amosov AV, et al. 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Factors affecting urinary calculi treatment by extracorporeal shock wave lithotripsy. 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