diff --git a/app/DataTables/WorklistDataTable.php b/app/DataTables/WorklistDataTable.php
index ec279ed..761d819 100644
--- a/app/DataTables/WorklistDataTable.php
+++ b/app/DataTables/WorklistDataTable.php
@@ -281,9 +281,10 @@ private function applyFilters(QueryDataTable $dataTable)
         $readTo = $this->request()->get('read_to');
         $readBy = $this->request()->get('read_by');
         $modality = $this->request()->get('modality');
+        $search = $this->request()->get('search', ['value' => null])['value'];
 
         $dataTable->filter(
-            function (QueryBuilder $query) use ($status, $studyFrom, $studyTo, $receiveFrom, $receiveTo, $modality, $assignFrom, $assignTo, $readFrom, $readTo, $readBy) {
+            function (QueryBuilder $query) use ($status, $studyFrom, $studyTo, $receiveFrom, $receiveTo, $modality, $assignFrom, $assignTo, $readFrom, $readTo, $readBy, $search) {
                 $this->filterStatus($query, $status);
                 $this->filterDateRange($query, 'study_date', $studyFrom, $studyTo);
                 $this->filterDateRange($query, 'received_at', $receiveFrom, $receiveTo);
@@ -291,6 +292,7 @@ function (QueryBuilder $query) use ($status, $studyFrom, $studyTo, $receiveFrom,
                 $this->filterDateRange($query, 'read_at', $readFrom, $readTo);
                 $this->filterModalities($query, $modality);
                 $this->filterReadBy($query, $readBy);
+                $this->filterSearchTerm($query, $search);
             }
         );
     }
@@ -312,7 +314,11 @@ private function filterStatus(QueryBuilder $query, ?string $status): void
                 $query->whereNotNull('locked_at');
                 break;
             case 'assigned':
-                $query->whereNotNull('assigned_at');
+                // allow only assigned and locked studies
+                $query
+                    ->whereNotNull('assigned_at')
+                    // ->whereNull('locked_at')
+                    ->whereNull('read_at');
                 break;
             case 'orphan':
                 $query->whereNull('assigned_at');
@@ -595,4 +601,20 @@ private function filterReadBy(QueryBuilder $query, ?int $readBy): void
 
         $query->where('reading_physician_id', $readBy);
     }
+
+    private function filterSearchTerm(QueryBuilder $query, ?string $search)
+    {
+        if (blank($search)) {
+            return;
+        }
+        $term = '%' . strtoupper(trim($search)) . '%';
+        $query->where(
+            static function ($q) use ($term) {
+                $q
+                    ->where('patient_name', 'ILIKE', $term)
+                    ->orWhere('patient_id', 'ILIKE', $term)
+                    ->orWhere('study_description', 'ILIKE', $term);
+            }
+        );
+    }
 }
diff --git a/resources/views/staff/worklist/index.blade.php b/resources/views/staff/worklist/index.blade.php
index 8ba1f97..7be3768 100644
--- a/resources/views/staff/worklist/index.blade.php
+++ b/resources/views/staff/worklist/index.blade.php
@@ -46,6 +46,16 @@
             width: 18px !important;
             height: 18px !important;
         }
+
+        .nav-tabs .nav-link.active, .nav-tabs .nav-link.active:hover, .nav-tabs .nav-link.active:focus {
+            color: #efefef !important;
+            font-weight: bolder !important;
+        }
+
+        .nav-tabs .nav-link.active, .nav-tabs .nav-item.show .nav-link {
+            background-color: #515a97 !important;
+            border-color: #cd0909 !important;
+        }
     </style>
 @endsection
 
@@ -176,7 +186,7 @@ function (givenDate) {
                 }
                 @endforeach
 
-                _modality = modalityArray.join(',');
+                    _modality = modalityArray.join(',');
                 _read_by = $('#read_by').val();
 
                 filterTable();
@@ -221,10 +231,15 @@ function formatDate(date) {
     {{-- @include('staff.worklist.partials._stats') --}}
     @include('staff.worklist.partials._filter-panel', compact('modalities'))
 
-    @include('staff.worklist.partials._nav-top')
-
-    <div class="table-responsive text-nowrap">
-        {{ $dataTable->table(['class' => 'table table-sm'], true) }}
+    <div class="card">
+        <div class="card-header p-0 bg-light">
+            @include('staff.worklist.partials._nav-top')
+        </div>
+        <div class="card-body pt-2">
+            <div class="table-responsive text-nowrap">
+                {{ $dataTable->table(['class' => 'table table-sm'], true) }}
+            </div>
+        </div>
     </div>
 
     <div class="modal fade" id="study-modal" tabindex="-1" aria-labelledby="studyModalLabel" aria-hidden="true">
diff --git a/resources/views/staff/worklist/partials/_nav-item.blade.php b/resources/views/staff/worklist/partials/_nav-item.blade.php
index c800640..ff17326 100644
--- a/resources/views/staff/worklist/partials/_nav-item.blade.php
+++ b/resources/views/staff/worklist/partials/_nav-item.blade.php
@@ -1,4 +1,4 @@
-<li class="nav-item">
+<li class="nav-item" role="presentation">
     <a href="#" type="button" class="nav-link {{ $active }}" role="tab" data-bs-toggle="tab" id="{{ $id }}">
         <i class="me-2 fa-regular fa-{{ $icon ?? 'star' }}"></i>
         {{ $text }}
diff --git a/resources/views/staff/worklist/partials/_nav-top.blade.php b/resources/views/staff/worklist/partials/_nav-top.blade.php
index 1799035..13c2616 100644
--- a/resources/views/staff/worklist/partials/_nav-top.blade.php
+++ b/resources/views/staff/worklist/partials/_nav-top.blade.php
@@ -1,4 +1,4 @@
-<div class="nav-align-top">
+<div class="nav-align-top ms-4">
     <ul class="nav nav-tabs" role="tablist">
         @include('staff.worklist.partials._nav-item', ['id' => 'nav-unread', 'text' => 'Pending', 'active' => 'active', 'icon' => 'hourglass'])
         @include('staff.worklist.partials._nav-item', ['id' => 'nav-progress', 'text' => 'Read in Progress', 'active' => '', 'icon' => 'pen-to-square'])