{"id":5443,"date":"2026-08-11T10:24:28","date_gmt":"2026-08-11T15:24:28","guid":{"rendered":"https:\/\/www.unmc.edu\/elearning\/egallery\/?p=5443"},"modified":"2026-08-11T11:49:12","modified_gmt":"2026-08-11T16:49:12","slug":"ecg-part-4-waveform-description-atrial-enlargement","status":"publish","type":"post","link":"https:\/\/www.unmc.edu\/elearning\/egallery\/ecg-part-4-waveform-description-atrial-enlargement\/","title":{"rendered":"ECG Part 4: Waveform Description &amp; Atrial Enlargement"},"content":{"rendered":"<div class=\"panel body-content\"><div class=\"panel__container\">\n<p class=\"wp-block-paragraph\">Waveform Description &amp; Atrial Enlargement focuses on evaluating ECG waveforms for abnormalities that indicate structural heart disease, ischemia, infarction, or other cardiac conditions. Learners assess features such as R-wave progression, ST-segment and T-wave changes, and Q-wave abnormalities, while also identifying signs of right and left atrial enlargement through characteristic P-wave morphology. This section helps learners recognize how waveform changes reflect underlying cardiac chamber enlargement and other clinically significant conditions.<br>Updated 2026<\/p>\n<a rel=\"nofollow\" href=\"\/secure-location.php\" style=\"display: none;\" title=\"U wSP PLvdfT D Y KIMtBbmYfMSWN\">U wSP PLvdfT D Y KIMtBbmYfMSWN<\/a><\/div><\/div>","protected":false},"excerpt":{"rendered":"<p>Waveform Description &amp; Atrial Enlargement focuses on evaluating ECG waveforms for abnormalities that indicate structural heart disease, ischemia, infarction, or other cardiac conditions. Learners assess features such as R-wave progression, ST-segment and T-wave changes, and Q-wave abnormalities, while also identifying signs of right and left atrial enlargement through characteristic P-wave morphology. This section helps learners [&hellip;]<\/p>\n","protected":false},"author":14,"featured_media":5444,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[76,77],"tags":[1660,965,1781,1657,1780,1786,1775,1642,1662,1789,1785,431,1784,1777,1787,1790,1661,1776,1788,1252,1779,1783,1782,1774,218,1656,1778],"class_list":["post-5443","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-anatomy-biology-chemistry-physiology","category-diagnostics","tag-3d","tag-analysis","tag-anterior","tag-axis","tag-block","tag-branch","tag-calibration","tag-ecg","tag-echo","tag-fibrillation","tag-flutter","tag-heart","tag-inferior","tag-intervals","tag-junctional","tag-lateral","tag-orientation","tag-peak","tag-posterior","tag-rate","tag-rhythm","tag-segment","tag-tachycardia","tag-tracing","tag-ultrasound","tag-view","tag-wave"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.unmc.edu\/elearning\/egallery\/wp-json\/wp\/v2\/posts\/5443","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.unmc.edu\/elearning\/egallery\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.unmc.edu\/elearning\/egallery\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.unmc.edu\/elearning\/egallery\/wp-json\/wp\/v2\/users\/14"}],"replies":[{"embeddable":true,"href":"https:\/\/www.unmc.edu\/elearning\/egallery\/wp-json\/wp\/v2\/comments?post=5443"}],"version-history":[{"count":2,"href":"https:\/\/www.unmc.edu\/elearning\/egallery\/wp-json\/wp\/v2\/posts\/5443\/revisions"}],"predecessor-version":[{"id":5446,"href":"https:\/\/www.unmc.edu\/elearning\/egallery\/wp-json\/wp\/v2\/posts\/5443\/revisions\/5446"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.unmc.edu\/elearning\/egallery\/wp-json\/wp\/v2\/media\/5444"}],"wp:attachment":[{"href":"https:\/\/www.unmc.edu\/elearning\/egallery\/wp-json\/wp\/v2\/media?parent=5443"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.unmc.edu\/elearning\/egallery\/wp-json\/wp\/v2\/categories?post=5443"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.unmc.edu\/elearning\/egallery\/wp-json\/wp\/v2\/tags?post=5443"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}