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. 2018 May 13;10(5):e2617. doi: 10.7759/cureus.2617

Table 1. Glossary of definitions regarding unconventional therapies and approaches to cancer treatment.

Term   Definition
Conventional or standard oncologic therapy Current validated cancer therapies include surgery, chemotherapy, radiotherapy, immunotherapy and combinations of them.
Complementary and alternative medicine (Oncology) Refers to validated treatments aiming to help patients cope with the adverse effects provoked by conventional anti-cancer therapies (Complementary) plus other non-validated treatments that substitute conventional therapy with controversial or inexistent efficacy (Alternative).
Integrative medicine/oncology The sum of conventional and complementary anti-cancer treatments. A holistic approach to cancer patients.
Unconventional therapies All other therapies not included in the conventional or standard therapy.
Holistic therapies Therapies that try to unify and combine the best of both conventional and complementary treatments. Addresses spiritual, psychological and physical needs.
Natural remedies Non-pharmacologic therapies generally using medicinal herbs to prevent or treat disease or promote health.
Alternative medicine Diverse health care practices, like homeopathy, whose tenets often differ from those of conventional medicine and are not generally taught in conventional medical schools. Scientifically unproven therapies.
Pseudoscience Statement, belief or practice incorrectly presented as scientific and not supported by a valid scientific method, which cannot be reliably confirmed.
Oncologic charlatanism Fake pretension of self-attributed medical or oncologic knowledge or skills.
Cancer quackery The promotion of unproven or disproved cancer treatments instead of conventional therapies, usually within the context of a profitable business.
Conspiracy oncology Irrational belief that drug companies and government agencies suppress alternative cures for cancer in their own benefit.