{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,10]],"date-time":"2026-08-10T14:42:43Z","timestamp":1786372963949,"version":"build-2736575974"},"reference-count":14,"publisher":"Ovid Technologies (Wolters Kluwer Health)","issue":"5","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":[],"published-print":{"date-parts":[[2011,5]]},"abstract":"<jats:title>Summary<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Background and objectives<\/jats:title>\n                    <jats:p>Hypervolemia is an important and modifiable cause of hypertension. Hypertension improves with probing dry weight, but its effect on echocardiographic measures of volume is unknown.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Design, setting, participants, &amp; measurements<\/jats:title>\n                    <jats:p>Shortly after dialysis, echocardiograms were obtained at baseline and longitudinally every 4 weeks on two occasions. Among 100 patients in the additional ultrafiltration group, 198 echocardiograms were performed; among 50 patients in the control group, 104 echocardiograms were performed.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      Baseline inferior vena cava (IVC)\n                      <jats:sub>insp<\/jats:sub>\n                      diameter was approximately 5.1 mm\/m\n                      <jats:sup>2<\/jats:sup>\n                      ; with ultrafiltration, change in IVC\n                      <jats:sub>insp<\/jats:sub>\n                      diameter was \u22120.95 mm\/m\n                      <jats:sup>2<\/jats:sup>\n                      more compared with the control group at 4 weeks and \u22121.18 mm\/m\n                      <jats:sup>2<\/jats:sup>\n                      more compared with the control group at 8 weeks. From baseline IVC\n                      <jats:sub>exp<\/jats:sub>\n                      diameter of approximately 8.2 mm\/m\n                      <jats:sup>2<\/jats:sup>\n                      , ultrafiltration-induced change at 4 weeks was \u22121.06 mm\/m\n                      <jats:sup>2<\/jats:sup>\n                      more and at 8 weeks was \u22121.07 mm\/m\n                      <jats:sup>2<\/jats:sup>\n                      more (\n                      <jats:italic toggle=\"yes\">P<\/jats:italic>\n                      = 0.044). From a baseline left atrial diameter of 2.1 cm\/m\n                      <jats:sup>2<\/jats:sup>\n                      , ultrafiltration-induced change at 4 weeks was \u22120.14 cm\/m\n                      <jats:sup>2<\/jats:sup>\n                      more and at 8 weeks was \u22120.15 cm\/m\n                      <jats:sup>2<\/jats:sup>\n                      more. At baseline, there was no relationship between interdialytic ambulatory BP and echocardiographic parameters of volume. The reduction in interdialytic ambulatory BP was also independent of change in the echocardiographic volume parameters.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>The inferior vena cava and left atrial diameters are echocardiographic parameters that are responsive to probing dry weight; thus, they reflect excess volume. However, echocardiographic volume parameters are poor determinants of interdialytic BP, and their change does not predict the BP response to probing dry weight.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.2215\/cjn.09321010","type":"journal-article","created":{"date-parts":[[2011,2,17]],"date-time":"2011-02-17T22:36:38Z","timestamp":1297982198000},"page":"1066-1072","source":"Crossref","is-referenced-by-count":66,"title":["Inferior Vena Cava Diameter and Left Atrial Diameter Measure Volume but Not Dry Weight"],"prefix":"10.2215","volume":"6","author":[{"given":"Rajiv","family":"Agarwal","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"J. Michael","family":"Bouldin","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Robert P.","family":"Light","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ashok","family":"Garg","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"276","reference":[{"key":"R1-17-20230811","doi-asserted-by":"crossref","first-page":"512","DOI":"10.1161\/HYPERTENSIONAHA.110.154815","article-title":"Hypervolemia is associated with increased mortality among hemodialysis patients","volume":"56","author":"Agarwal","year":"2010","journal-title":"Hypertension"},{"key":"R2-17-20230811","doi-asserted-by":"crossref","first-page":"153","DOI":"10.2215\/CJN.03650807","article-title":"On the importance of pedal edema in hemodialysis patients","volume":"3","author":"Agarwal","year":"2008","journal-title":"Clin J Am Soc Nephrol"},{"key":"R3-17-20230811","doi-asserted-by":"crossref","first-page":"480","DOI":"10.1111\/j.1525-139X.2009.00641.x","article-title":"Can chronic volume overload be recognized and prevented in hemodialysis patients? 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