Spokesperson says singer has not been diagnosed with lung disease
Doctors give verdict on stricken singer
Stricken singer remains in hospital
Press speculation suggests singer is reportedly coughing up blood
Singer also hopeful for Nelson Mandela concert in London
Family want to keep singer in hospital
Blake Fielder-Civil allegedly offered £20,000 for the Babyshambles man to be beaten up
Medical tests prove 'inconclusive'
Singer undergoing 'tests' after fainting at home
Two people charged with conspiracy to supply drugs