Communicating With Patients on Cancer Resistance to Treatment: the Development of a Communication Tool. (HECTOR)

Inclusion Criteria:

* Patients:

  1. To be 18 years of age or older ;
  2. To have metastatic uveal melanoma (MUM) or triple negative or luminal B breast cancer ;
  3. To have received the information that the disease is resistant to treatment ;
  4. To have read the information and signed the informed consent.
* Parents of a sick child:

  1. To be a parent (parental authority holder) of a child with cancer ;
  2. To have received the information that the child disease is resistant to treatment ;
  3. To have read the information and signed the informed consent.
* Expert patients:

  1. To be 18 years of age or older ;
  2. To have had cancer (regardless the cancer site) ;
  3. To participated to an expert patient training (fine knowledge of the illness, experience with the disease) ;
  4. To have read the information and signed the informed consent.
* Professionals:

  1. To be an oncologist (medical oncologist, surgeon, radiotherapist, supportive care specialist) and/or to be a researcher in oncology (doctor, biologist, geneticist ...) ;
  2. To have patients with a triple-negative or luminal B breast cancer or metastatic uveal melanoma which is resistant to anti-tumor treatments and/or to take part to a research on resistance to cancer treatment;
  3. To have read the information and signed the informed consent.

Exclusion Criteria:

* Patients \& parents of a sick child:

  1. To have difficulties in understanding the French language.
  2. Have or have had cancer (criteria only for parents);
  3. Pregnant woman, likely to be pregnant or breastfeeding (criteria only for patients).
  4. Persons deprived of their liberty or under guardianship;
  5. Impossibility of study requirements respect for geographical, social or psychological reasons.
* Expert patients:

  1. To have difficulties in understanding the French language ;
  2. Currently being undergoing anti-tumor treatment.
* Professionals:

  1. To have difficulties in understanding the French language ;
  2. Not to be confronted in professional practice with resistance to anti-tumor treatments.