Tact, Couple and Cancer

Modesty is not part of the categories of medical semiology. It is not part of the competence required for good professional practice, nor is it part of the ethical references that frame the aim of good and fair care work. But yet, could we do without it? What attention is paid to it when it concerns not only the tact of the carer or the cared-for, but the tact of the couple affected by the cancer of one of them?