diff --git a/ShoulderCase/@Scapula/isInconsistentWithShoulderSide.m b/ShoulderCase/@Scapula/isInconsistentWithShoulderSide.m
new file mode 100644
index 0000000..002adc8
--- /dev/null
+++ b/ShoulderCase/@Scapula/isInconsistentWithShoulderSide.m
@@ -0,0 +1,4 @@
+function output = isInconsistentWithShoulderSide(obj)
+  output =  obj.coordSys.isRightHanded & not(isequal(obj.shoulder.side, "R"))...
+    | obj.coordSys.isLeftHanded & not(isequal(obj.shoulder.side, "L"));
+end
\ No newline at end of file