diff --git a/app/Http/Controllers/Staff/AssignmentController.php b/app/Http/Controllers/Staff/AssignmentController.php
index 60a0609..be9a424 100644
--- a/app/Http/Controllers/Staff/AssignmentController.php
+++ b/app/Http/Controllers/Staff/AssignmentController.php
@@ -38,16 +38,18 @@ public function remove(AssignPhysicianRequest $request)
     {
         abort_unless(me()->may(Permission::AssignRadiologist), 403);
         $study = $this->getStudy('assignedPhysicians');
-        $user = User::active()->findOrFail($request->input('rad_id'));
+        $rad = User::active()->findOrFail($request->input('rad_id'));
 
-        if ($study->isAssigned($user)) {
-            $study->assignedPhysicians()->detach($user->id);
-            if ($study->assignedPhysicians->count() === 0) {
+        if ($study->isAssigned($rad)) {
+            $study->assignedPhysicians()->detach($rad->id);
+
+            if ($study->assignedPhysicians()->count() === 0) {
                 $study->update(['assigned_at' => null]);
             }
+
             audit()
                 ->did(Activity::Unassign_Physician)
-                ->notes($user->display_name)
+                ->notes($rad->display_name)
                 ->on($study)
                 ->log();
         }