From 558ba634fa146ba5dce5cb01296c67cc61fbdb5c Mon Sep 17 00:00:00 2001
From: md-prog <26860200+md-prog@users.noreply.github.com>
Date: Mon, 21 Nov 2022 16:42:23 -0500
Subject: [PATCH] fix: Elliptical ROIs not being added when created outside
 image (#3019)

---
 .../src/utils/measurementServiceMappings/EllipticalROI.js      | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/extensions/cornerstone/src/utils/measurementServiceMappings/EllipticalROI.js b/extensions/cornerstone/src/utils/measurementServiceMappings/EllipticalROI.js
index 5f811c0c2..3e3c8b7cd 100644
--- a/extensions/cornerstone/src/utils/measurementServiceMappings/EllipticalROI.js
+++ b/extensions/cornerstone/src/utils/measurementServiceMappings/EllipticalROI.js
@@ -202,7 +202,8 @@ function getDisplayText(mappedAnnotations, displaySet) {
   const instanceText = InstanceNumber ? ` I: ${InstanceNumber}` : '';
   const frameText = displaySet.isMultiFrame ? ` F: ${frameNumber}` : '';
 
-  const roundedArea = utils.roundNumber(area, 2);
+  // Area sometimes becomes undefined if `preventHandleOutsideImage` is off.
+  const roundedArea = utils.roundNumber(area || 0, 2);
   displayText.push(`${roundedArea} mm<sup>2</sup>`);
 
   // Todo: we need a better UI for displaying all these information