<prompt> All are been in Pancoast syndrome exceptBrachial plexus involvementDyspnoeaClubbingMyasthenia gravis  <response>: Pancoast tumour invades brachial plexus,sympathetic chain,upper ribs,and veebrae.Dyspnoea can occur due to loss of functioning lung tissuethe development of a large pleural effusion.Clubbing and hyperophic pulmonary osteoahropathy can also occur. Bailey Loves sho practise of surgery,25 th edition,page no:885 