> ## Documentation Index
> Fetch the complete documentation index at: https://developer.eka.care/llms.txt
> Use this file to discover all available pages before exploring further.

# Glossary

> The terms used in the NHCX docs, what each one means, and the page where you meet it.

The terms you meet in the NHCX docs. Follow the link in the last column to see a term in context.

| Term | What it means | Where it is used |
| - | - | - |
| NHCX | National Health Claims Exchange. It carries cashless insurance claims, including PMJAY, between your hospital and the payer. ABDM Connect builds, signs and encrypts the FHIR bundles for you. | [NHCX overview](https://developer.eka.care/docs/nhcx/getting-started.md) |
| Claim | The NHCX case that every call after setup hangs off. You create one per hospitalisation and keep its `claim_id` against your admission. | [NHCX overview](https://developer.eka.care/docs/nhcx/getting-started.md) |
| Pre-auth | The NHCX request for approval you submit with the treating doctor, diagnosis, documents and answers. The payer rejects a pre-auth above the policy's wallet balance. | [NHCX overview](https://developer.eka.care/docs/nhcx/getting-started.md) |

For terms from every Eka product, see the [Eka glossary](https://developer.eka.care/docs/get-started/glossary.md).


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