Lung cancer

• Horner’s syndrome (ptosis, miosis and lack of sweating on the associated side). In association with arm pain (often severe and down the medial side) consider Pancoast’s syndrome. This is easily missed both by clinician and radiologist unless it is considered.

• Cancer of the lung (NHS Choices), Lung cancer series (Lancet, 2016), British Lung Foundation (British Lung Foundation)

• Mesothelioma (NHS Choices)

• Suspected lung cancer - recognition and referral: see cancer/palliative care