<prompt> Garland sign on CXR in sarcoidosis involves all except:-Right paratracheal nodesRight hilar nodesLeft hilar nodesLeft pretracheal lymph nodes  <response>: Garlands triad also known as the 1-2-3 sign or Pawn brokers sign is a lymph node enlargement pattern which has been described in sarcoidosis. It comprises of 1.Right paratracheal nodes 2.Right hilar nodes 3.Left hilar nodes 