16th February 2024

A 78-year-old female presents with a new onset of hoarseness and haemoptysis over the past two weeks.

A 78-year-old female presents with a new onset of hoarseness and haemoptysis over the past two weeks. She has also experienced weight loss over the past four months. ENT has performed a scope and confirmed a unilateral vocal cord palsy. CXR has revealed an apical lung tumour.

Given the likely structure that has been affected, where has this structure likely been compressed, resulting in her symptoms?