---
title: "Query the child studies of an answer"
method: POST
path: "/queries/{id}/answers/{index}/query-studies"
tags: ["Networking"]
---

# Query the child studies of an answer

`POST /queries/{id}/answers/{index}/query-studies`

Issue a second DICOM C-FIND operation, in order to query the child studies associated with one answer to some query/retrieve operation whose identifiers are provided in the URL

## Path parameters

- `id` string, required
- `index` string, required

## Request body

- object
  - `Query` object — Associative array containing the filter on the values of the DICOM tags
  - `Timeout` number — DICOM SCU Timeout for this C-FIND command, in seconds (new in Orthanc 1.9.1)

## Response `200`

- object
  - `ID` object — Identifier of the query, to be used with `/queries/{id}`
  - `Path` object — Root path to the query in the REST API

---

[API](https://skmtc.net/uclouvain/apis/orthanc-api.md) · [All operations](https://skmtc.net/uclouvain/apis/orthanc-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/uclouvain/orthanc-api/revisions/dbfb49bf0bc7/schema)