Welcome to NGC. Skip directly to: Search Box, Navigation, Content.

Treatment / Intervention

National Guideline Clearinghouse™ (NGC) Disease/Condition Browse is based on the U.S. National Library of Medicine's (NLM) Unified Medical Language System (UMLS).

UMLS concepts are arranged hierarchically with more specific concepts ("sub-concepts") arranged beneath broader concepts.

You can choose to browse a list of Drug and Chemical concepts or a list of Procedure, Technique and Device concepts.

Browse Tips:

Once you have displayed a list of guidelines, you can choose to: