Patients were categorised into four classes according to their fitness for lung resection and the severity of their symptoms. Severe symptoms were defined as life threatening haemoptysis or other symptoms requiring more than one hospital admission. Class I (n = 1), fit individual with mild or no symptoms; class II (n = 17), fit individuals with severe symptoms; class III (n = 1), unfit individual with no symptoms; and class IV (n = 8), unfit individuals with severe symptoms.

Chantelle Parry, 31, fell ill with glandular fever two years ago.This set in motion a downward spiral that eventually led her to be diagnosed with myalgic encephalomyelitis, also known as ME or chronic fatigue syndrome.The super fit party animal loved to dance as much as she loved going out at weekends.Now the mum to eight year old Alice can only dream about dancing.”I was an adrenaline junkie who had done three skydives now I can work, spend weeks in bed and am unable to do anything,” she told Birmingham Live .Bedbound woman heartbreak after illness relationship with daughter only knows her as sick mum “I have to rely on others to look after my daughter, cook for me, clean my house and even washing my hair.”I feel like I have lost my independence and have nowhere to turn to.”Chantelle later found out she had ME.She says even bright lights can put her back in bed and one of the most upsetting things about ME is being forced to justify her disability.She said: “I almost feel like I spend my life trying to explain my illness to people.Other common symptoms include: pain which can involve muscle, joints and nerves, alcohol intolerance, problems with balance and temperature control, sensitivity to light and sound.It not known what causes ME, but there are a number of theories for example, it may be triggered by an infection, or certain factors could make you more likely to develop the illness.Suggested causes or triggers for ME include viral infections, such as glandular fever; bacterial infections, such as pneumonia; problems with the immune system; a hormone imbalance; your genes ME seems to be more common in some families.ME is a fluctuating condition meaning that the symptoms vary throughout the day and from day to day and week to week.ME is diagnosed on the typical clinical history and excluding other causes of an ME/CFS like illness. There are no blood or other diagnostic tests available.The most important aspect of treatment involves activity management which involves striking the right balance between activity and rest. This is known as pacing.Drugs can be used to help with symptoms such as pain and sleep disturbance.There is no form of curative treatment at present although several drugs are being assessed in clinical trials..