diff --git a/platform/ui-next/src/components/Viewport/ViewportActionArrows.tsx b/platform/ui-next/src/components/Viewport/ViewportActionArrows.tsx
index b96da1f5a..25ec5256b 100644
--- a/platform/ui-next/src/components/Viewport/ViewportActionArrows.tsx
+++ b/platform/ui-next/src/components/Viewport/ViewportActionArrows.tsx
@@ -12,11 +12,20 @@ const arrowClasses =
  */
 function ViewportActionArrows({ onArrowsClick, className }) {
   return (
-    <div className={classNames(className, 'flex')}>
-      <div className={arrowClasses}>
+    <div
+      data-cy="viewport-action-arrows"
+      className={classNames(className, 'flex')}
+    >
+      <div
+        data-cy="viewport-action-arrows-left"
+        className={arrowClasses}
+      >
         <Icons.ArrowLeftBold onClick={() => onArrowsClick(-1)} />
       </div>
-      <div className={arrowClasses}>
+      <div
+        data-cy="viewport-action-arrows-right"
+        className={arrowClasses}
+      >
         <Icons.ArrowRightBold onClick={() => onArrowsClick(1)} />
       </div>
     </div>
diff --git a/tests/ContourSegNavigation.spec.ts b/tests/ContourSegNavigation.spec.ts
new file mode 100644
index 000000000..3eef690a4
--- /dev/null
+++ b/tests/ContourSegNavigation.spec.ts
@@ -0,0 +1,128 @@
+import { expect, test, visitStudy, getSvgPath, navigateWithViewportArrow } from './utils';
+import { expectRowSelected } from './utils/assertions';
+
+const studyInstanceUID = '1.2.840.113619.2.290.3.3767434740.226.1600859119.501';
+
+test.beforeEach(async ({
+  page,
+  leftPanelPageObject,
+  DOMOverlayPageObject,
+  rightPanelPageObject
+}) => {
+  const mode = 'segmentation';
+  await visitStudy(page, studyInstanceUID, mode, 2000);
+  await leftPanelPageObject.loadSeriesByModality('RTSTRUCT');
+  await page.waitForTimeout(5000);
+  await DOMOverlayPageObject.viewport.segmentationHydration.yes.click();
+  // Click segment 0 in the right panel to establish a known starting position
+  await rightPanelPageObject.contourSegmentationPanel.panel.nthSegment(0).click();
+  await page.waitForTimeout(5000);
+});
+
+test('should navigate the contours when clicking each segments in the right panel', async ({
+  rightPanelPageObject,
+  viewportPageObject,
+}) => {
+  const getSegment = (index: number) =>
+    rightPanelPageObject.contourSegmentationPanel.panel.nthSegment(index);
+
+  const seg0 = await getSvgPath(viewportPageObject);
+  expect(seg0, 'Segment at index 0: expected a non-null SVG path').not.toBeNull();
+
+  await getSegment(3).click();
+  const seg3 = await getSvgPath(viewportPageObject);
+  expect(seg3, 'Segment at index 3: expected a non-null SVG path').not.toBeNull();
+  await expectRowSelected(getSegment(3));
+
+  await getSegment(2).click();
+  const seg2 = await getSvgPath(viewportPageObject);
+  expect(seg2, 'Segment at index 2: expected a non-null SVG path').not.toBeNull();
+  await expectRowSelected(getSegment(2));
+
+  await getSegment(1).click();
+  const seg1 = await getSvgPath(viewportPageObject);
+  expect(seg1, 'Segment at index 1: expected a non-null SVG path').not.toBeNull();
+  await expectRowSelected(getSegment(1));
+
+  // Clicking segments again should return the original paths
+  await getSegment(2).click();
+  const seg2Again = await getSvgPath(viewportPageObject);
+  expect(seg2Again, 'Segment 2 again: expected to match the original segment 2 path').toBe(seg2);
+  await expectRowSelected(getSegment(2));
+
+  await getSegment(1).click();
+  const seg1Again = await getSvgPath(viewportPageObject);
+  expect(seg1Again, 'Segment 1 again: expected to match the original segment 1 path').toBe(seg1);
+  await expectRowSelected(getSegment(1));
+
+  await getSegment(0).click();
+  const seg0Again = await getSvgPath(viewportPageObject);
+  expect(seg0Again, 'Segment 0 again: expected to match the original segment 0 path').toBe(seg0);
+  await expectRowSelected(getSegment(0));
+
+  await getSegment(3).click();
+  const seg3Again = await getSvgPath(viewportPageObject);
+  expect(seg3Again, 'Segment 3 again: expected to match the original segment 3 path').toBe(seg3);
+  await expectRowSelected(getSegment(3));
+});
+
+test('should navigate the segmentations using the Viewport arrow buttons', async ({
+  rightPanelPageObject,
+  viewportPageObject,
+}) => {
+  const getSegment = (index: number) =>
+    rightPanelPageObject.contourSegmentationPanel.panel.nthSegment(index);
+
+  const initialSvgPath = await getSvgPath(viewportPageObject);
+  expect(initialSvgPath, 'Segment at index 0: expected a non-null SVG path').not.toBeNull();
+  // Expect the correct segment to be selected in the right panel
+  await expectRowSelected(getSegment(0));
+
+  await navigateWithViewportArrow(viewportPageObject, 'next');
+  const secondSvgPath = await getSvgPath(viewportPageObject);
+  expect(secondSvgPath, 'Segment at index 1: expected a different SVG path from segment 0').not.toBe(initialSvgPath);
+  await expectRowSelected(getSegment(1));
+
+  await navigateWithViewportArrow(viewportPageObject, 'next');
+  const thirdSvgPath = await getSvgPath(viewportPageObject);
+  expect(thirdSvgPath, 'Segment at index 2: expected a different SVG path from segment 1').not.toBe(secondSvgPath);
+  await expectRowSelected(getSegment(2));
+
+  await navigateWithViewportArrow(viewportPageObject, 'next');
+  const fourthSvgPath = await getSvgPath(viewportPageObject);
+  expect(fourthSvgPath, 'Segment at index 3: expected a different SVG path from segment 2').not.toBe(thirdSvgPath);
+  await expectRowSelected(getSegment(3));
+
+  // Wraparound test — next from last should return to first segment
+  await navigateWithViewportArrow(viewportPageObject, 'next');
+  const svgPathWraparoundWithNext = await getSvgPath(viewportPageObject);
+  expect(
+    svgPathWraparoundWithNext,
+    'Expected svg path to match the initial svg path after wrapping around with next navigation'
+  ).toBe(initialSvgPath);
+  await expectRowSelected(getSegment(0));
+
+  // Wraparound test — prev from first should return to last segment
+  await navigateWithViewportArrow(viewportPageObject, 'prev');
+  const svgPathWraparoundWithPrev = await getSvgPath(viewportPageObject);
+  expect(
+    svgPathWraparoundWithPrev,
+    'Expected svg path to match the fourth svg path after wrapping around with prev navigation'
+  ).toBe(fourthSvgPath);
+  await expectRowSelected(getSegment(3));
+
+  await navigateWithViewportArrow(viewportPageObject, 'prev');
+  const backToThirdSvgPath = await getSvgPath(viewportPageObject);
+  expect(backToThirdSvgPath, 'Expected path to match third segment after going prev from fourth').toBe(thirdSvgPath);
+  await expectRowSelected(getSegment(2));
+
+  await navigateWithViewportArrow(viewportPageObject, 'prev');
+  const backToSecondSvgPath = await getSvgPath(viewportPageObject);
+  expect(backToSecondSvgPath, 'Expected path to match second segment after going prev from third').toBe(secondSvgPath);
+  await expectRowSelected(getSegment(1));
+
+  await navigateWithViewportArrow(viewportPageObject, 'prev');
+  const backToFirstSvgPath = await getSvgPath(viewportPageObject);
+  expect(backToFirstSvgPath, 'Expected path to match first segment after going prev from second').toBe(initialSvgPath);
+  await expectRowSelected(getSegment(0));
+});
diff --git a/tests/pages/ViewportPageObject.ts b/tests/pages/ViewportPageObject.ts
index 7a8fd0c40..138ac6cf8 100644
--- a/tests/pages/ViewportPageObject.ts
+++ b/tests/pages/ViewportPageObject.ts
@@ -64,6 +64,17 @@ export interface IViewportPageObject {
   };
   pane: Locator;
   svg: (innerElement?: SvgInnerElement) => Locator;
+  navigationArrows: {
+    locator: Locator;
+    prev: {
+      button: Locator;
+      click: () => Promise<void>;
+    };
+    next: {
+      button: Locator;
+      click: () => Promise<void>;
+    };
+  };
 }
 
 export class ViewportPageObject {
@@ -146,6 +157,27 @@ export class ViewportPageObject {
     return viewport.locator(`svg.svg-layer${innerElement ? ` ${innerElement}` : ''}`);
   }
 
+  private getNavigationArrows(viewport: Locator) {
+    const container = viewport.getByTestId('viewport-action-arrows');
+    const prevButton = viewport.getByTestId('viewport-action-arrows-left');
+    const nextButton = viewport.getByTestId('viewport-action-arrows-right');
+    return {
+      locator: container,
+      prev: {
+        button: prevButton,
+        click: async () => {
+          await prevButton.click();
+        },
+      },
+      next: {
+        button: nextButton,
+        click: async () => {
+          await nextButton.click();
+        },
+      },
+    };
+  }
+
   private viewportPageObjectFactory(viewport: Locator): IViewportPageObject {
     return {
       nthAnnotation: (nth: number) => this.getAnnotation(viewport, nth),
@@ -189,6 +221,7 @@ export class ViewportPageObject {
       svg: (innerElement?: SvgInnerElement) => {
         return this.getSvg(viewport, innerElement);
       },
+      navigationArrows: this.getNavigationArrows(viewport),
     };
   }
 
diff --git a/tests/utils/assertions.ts b/tests/utils/assertions.ts
index 17b2e7820..42ff6473f 100644
--- a/tests/utils/assertions.ts
+++ b/tests/utils/assertions.ts
@@ -61,3 +61,7 @@ export async function assertBoundingBoxIsContainedWithin({
     `${innerBoxLabel} bottom edge should be within ${outerBoxLabel}`
   ).toBeLessThanOrEqual(outerBox.y + outerBox.height);
 }
+
+export async function expectRowSelected(rowObject) {
+  await expect(rowObject.locator).toContainClass('bg-popover');
+}
diff --git a/tests/utils/getSvgPath.ts b/tests/utils/getSvgPath.ts
new file mode 100644
index 000000000..16461e823
--- /dev/null
+++ b/tests/utils/getSvgPath.ts
@@ -0,0 +1,11 @@
+import { ViewportPageObject } from '../pages/ViewportPageObject';
+
+const getSvgPath = async (viewportPageObject: ViewportPageObject, viewportId = 'default') => {
+  return viewportPageObject
+    .getById(viewportId)
+    .svg('path')
+    .first()
+    .getAttribute('d');
+};
+
+export { getSvgPath };
diff --git a/tests/utils/index.ts b/tests/utils/index.ts
index 6366b2a9c..50b6ba1c3 100644
--- a/tests/utils/index.ts
+++ b/tests/utils/index.ts
@@ -16,6 +16,8 @@ import { clearAllAnnotations } from './clearAllAnnotations';
 import { scrollVolumeViewport } from './scrollVolumeViewport';
 import { attemptAction } from './attemptAction';
 import { addLengthMeasurement } from './addLengthMeasurement';
+import { getSvgPath } from './getSvgPath';
+import { navigateWithViewportArrow } from './navigateWithViewportArrow';
 import { test, expect } from './fixture';
 import { subscribeToMeasurementAdded } from './subscribeToMeasurement';
 
@@ -38,6 +40,8 @@ export {
   attemptAction,
   addLengthMeasurement,
   subscribeToMeasurementAdded,
+  getSvgPath,
+  navigateWithViewportArrow,
   test,
   expect,
 };
diff --git a/tests/utils/navigateWithViewportArrow.ts b/tests/utils/navigateWithViewportArrow.ts
new file mode 100644
index 000000000..bdd472ba5
--- /dev/null
+++ b/tests/utils/navigateWithViewportArrow.ts
@@ -0,0 +1,13 @@
+import { ViewportPageObject } from '../pages/ViewportPageObject';
+
+const navigateWithViewportArrow = async (
+  viewportPageObject: ViewportPageObject,
+  direction: 'next' | 'prev',
+  viewportId = 'default'
+) => {
+  const viewport = viewportPageObject.getById(viewportId);
+  await viewport.navigationArrows[direction].click();
+};
+
+export { navigateWithViewportArrow };
+