The British Medical Association in Wales has condemned the treatment of 20 asylum seekers who were taken to University Hospital of Wales in handcuffs for TB screening.BMA Wales secretary Dr Bob Broughton said the incident contravened the 'basic human right'of the refugees brought from Cardiff prison.He said it was 'totally inappropriate for patients to undergo either treatment or examination while shackled'.Cardiff and Vale trust said: 'If such patients arrive at the trust in handcuffs, they are removed during treatment whenever possible.'A prison service spokesman said the asylum seekers had been cuffed 'to prevent any possible abscond'and were 'not cuffed while the tests were carried out'.