Diolch Carolyn.RhianFrom: [log in to unmask]" href="mailto:[log in to unmask]">CarolynSent: Tuesday, February 25, 2014 9:21 AMTo: [log in to unmask]" href="mailto:[log in to unmask]">[log in to unmask]Subject: Re: companion diagnosticsGes i hwn yn ddiweddar Rhian. Yn y diwedd dw i n meddwl imi roi 'profion diagnostig i gyd-fynd a chyffuriau'Bore da‘Companion diagnostics – tests used to ensure that prescribed drugs will be safe and effective for particular patients.’Dydw i ddim yn gwybod sut i gyfieithu’r ‘companion’ – oes gan rywun awgrym tybed?DiolchRhian