What is the meaning of medical personalization in this sentence?

Solution 1:

Medical personalization means that the same disease is treated differently in different persons or group of persons, according to their personal characteristics.

Solution 2:

personalization is the noun form (-ation; information, declaration) of the verb personalize. personalize itself is a constructed verb (-ize; standardize, minimize) of the noun person, where person stands for:

person (n): a human being regarded as an individual.

personalization itself is a more common term in recent years perhaps due to the proliferation of software and the ability of users to personalize their settings. Personalization is defined as:

personalization (n): the action of designing or producing something to meet someone's individual requirements.

Medical personalization is the act of personalization, then, in a medical context. The text you provided goes on to clarify what this means:

"Traditionally, they might all be given the same course of treatment to see what might work in a one-size-fits-all approach. Precision medicine [i.e.: medical personalization] will allow doctors and researchers to predict more accurately which treatment and prevention strategies for a particular disease will work in which groups of people."

Solution 3:

From National Cancer Institute

Precision medicine is an approach to patient care that allows doctors to select treatments that are most likely to help patients based on a genetic understanding of their disease. This may also be called personalized medicine.

Examples:

  • using your genetics to fight a disease
  • using the genetics of the disease or tumor to target it
  • Using a neutered virus with a genetically designed payload to target a disease, a tumor or to target your immune cells vitalize them