In Situ Photoimmunotherapy

**Semantic type:** Therapeutic or Preventive Procedure

**Definition:** Cancer treatment that combes local selective photothermal therapy (PTT) and immunological stimulation using immunoadjuvant and near-infrared laser energy to induce temperature increases in target tissue, killing tumor cells directly and releasing tumor antigens for the generation of antitumor immunity.

**Synonyms:** - ISPI