I WILL NOT PERMIT considerations of age, disease or disability, creed, ethnic origin, gender, nationality, political affiliation, race, sexual orientation, social standing or any other factor to intervene between my duty and my patient;
Item #9 of the World Medical Association's declaration of Geneva.
MAKE THE CARE OF YOUR PATIENT YOUR FIRST CONCERN; Protect and promote the health of patients and the public; Respect patients' right to confidentiality; Never discriminate unfairly against patients or colleagues;
The General Medical Council's duties of a doctor.
States are under the obligation to respect the right to health by, inter alia, refraining from denying or limiting equal access for all persons, including prisoners or detainees, minorities, asylum seekers and illegal immigrants, to preventive, curative and palliative health services; abstaining from enforcing discriminatory practices as a State policy;
General Comment 14 United Nations Human Rights Treaty