From 4aa4db5d01f6ca47c0e3065d8a32480f03406456 Mon Sep 17 00:00:00 2001
From: Ross <xkjq@ymail.com>
Date: Tue, 8 Aug 2023 08:55:55 +0100
Subject: [PATCH] don't display contrast if none

---
 atlas/models.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/atlas/models.py b/atlas/models.py
index 688e4983..1074c39a 100644
--- a/atlas/models.py
+++ b/atlas/models.py
@@ -528,7 +528,7 @@ class Series(SeriesBase):
             #    instances.append(image.get_image_dicom_json(image_index))
 
         description = f"{self.examination} ({self.plane})"
-        if self.contrast:
+        if self.contrast and self.contrast is not None:
             description = f"{description} / {self.contrast}"
         series_json["SeriesDescription"] = description
         series_json["instances"] = instances