When to call your doctor and when to seek medical care

See your GP as soon as possible if any of the following occur:

• Any symptom of lung cancer
• New cough or change in an existing cough
• Haemoptysis (flecks of blood in the sputum when coughing)
• Unexplained weight loss
• Unexplained persistent fatigue
• Unexplained deep aches or pains

Go immediately to the nearest hospital Accident & Emergency (A & E) department if any of the following occur:

• Coughing up a large amount of blood
• Sudden shortness of breath
• Sudden weakness
• Sudden vision problems
• Persistent chest pain