.

atlas/models.py

@@ -90,14 +90,14 @@ class SynMixin(object):
 
 
 class Finding(SynMixin, models.Model):
-    name = models.CharField(max_length=255)
+    name = models.CharField(max_length=255, unique=True)
     synonym = models.ManyToManyField("self", blank=True)
 
     primary_name = models.BooleanField(default="True")
 
 
 class Condition(SynMixin, models.Model):
-    name = models.CharField(max_length=255)
+    name = models.CharField(max_length=255, unique=True)
 
     synonym = models.ManyToManyField("self", blank=True)
 
@@ -114,15 +114,22 @@ class Subspecialty(models.Model):
 
 
 class Differential(models.Model):
-    condition = models.ForeignKey(
-        Condition, on_delete=models.CASCADE
-    )
+    condition = models.ForeignKey(Condition, on_delete=models.CASCADE)
     case = models.ForeignKey(
         "Case", on_delete=models.CASCADE, related_name="differentialcase"
     )
     text = models.TextField(null=True, blank=True)
 
 
+class Structure(SynMixin, models.Model):
+    structure = models.CharField(max_length=255, unique=True)
+
+    synonym = models.ManyToManyField("self", blank=True)
+
+    primary_name = models.BooleanField(default="True")
+
+
+
 @reversion.register
 class Case(models.Model):
     # class SubspecialtyChoices(models.TextChoices):
@@ -156,7 +163,9 @@ class Case(models.Model):
 
     condition = models.ManyToManyField(Condition, blank=True)
 
-    differential = models.ManyToManyField(Condition, through=Differential, related_name="casedifferential")
+    differential = models.ManyToManyField(
+        Condition, through=Differential, related_name="casedifferential"
+    )
 
     sign = tagulous.models.TagField(
         to=Sign, blank=True, help_text="Radiological signs in the question"
@@ -232,6 +241,7 @@ class SeriesFinding(models.Model):
         null=True, blank=True, help_text="Findings on the series / stack"
     )
     findings = models.ManyToManyField(Finding, blank=True)
+    structures = models.ManyToManyField(Structure, blank=True)
     annotation_json = models.TextField(null=True, blank=True)
     viewport_json = models.TextField(null=True, blank=True)