---
title: "Get Pathograph"
method: GET
path: "/v3/api/pathograph/{node_id}"
tags: ["pathograph"]
---

# Get Pathograph

`GET /v3/api/pathograph/{node_id}`

Return a dismech pathograph for a disease or gene node.

Disease (``MONDO:…``) returns that disorder's pathograph. Gene (``HGNC:…``)
returns every disorder pathograph the gene participates in, anchor-merged
into one graph. 404 when no pathograph exists for the node.

## Path parameters

- `node_id` string, required

## Response `200`

Successful Response

- Pathograph
  - `node_id` string, required
  - `category` string, required
  - `nodes` PathographNode[]
    - `id` string, required
    - `label` string, required
    - `node_type` string, required
    - `color` string, nullable
    - `is_orphan` boolean
    - `description` string, nullable
    - `meta` object, nullable
    - `sources` string[], required
  - `edges` PathographEdge[]
    - `source` string, required
    - `target` string, required
    - `predicate` string, nullable
    - `description` string, nullable
    - `sources` string[], required
  - `sources` PathographSource[]
    - `id` string, required
    - `name` string, required
    - `url` string, nullable

## Other responses

- `404` — Not Found
- `422` — Validation Error

## Changes

> 3 revisions in range; 1 could not be searched.

- **2026-07-26** `1dd6862950fc` — 1 info
  - endpoint added

[Change history](https://skmtc.dev/monarchinitiative/apis/fastapi/changes/v3/api/pathograph/:node_id/get.md)

---

[API](https://skmtc.dev/monarchinitiative/apis/fastapi.md) · [All operations](https://skmtc.dev/monarchinitiative/apis/fastapi/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/monarchinitiative/fastapi/revisions/2ceb106a8c03/schema)