---
title: "Fetch copy number segments by sample ID"
method: POST
path: "/copy-number-segments/fetch"
tags: ["Copy Number Segments"]
---

# Fetch copy number segments by sample ID

`POST /copy-number-segments/fetch`

## Query parameters

- `chromosome` string
- `projection` 'DETAILED' | 'ID' | 'META' | 'SUMMARY'

## Request body

- SampleIdentifier[]
  - `sampleId` string
  - `studyId` string

## Response `200`

OK

- CopyNumberSeg[]
  - `chromosome` string, required
  - `end` integer, required
  - `numberOfProbes` integer, required
  - `patientId` string, required
  - `sampleId` string, required
  - `segmentMean` number, required
  - `start` integer, required
  - `studyId` string, required
  - `uniquePatientKey` string
  - `uniqueSampleKey` string

---

[API](https://skmtc.net/waldronlab/apis/cbioportal-web-public-api-beta.md) · [All operations](https://skmtc.net/waldronlab/apis/cbioportal-web-public-api-beta/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/waldronlab/cbioportal-web-public-api-beta/revisions/99265965e66b/schema)