For clean Markdown of any page, append .md to the page URL. For a complete documentation index, see https://api-doc-new.gideononline.com/gideon-api-1-0/diseases/llms.txt. For full documentation content, see https://api-doc-new.gideononline.com/gideon-api-1-0/diseases/llms-full.txt.

# /diseases/case-series/filter-options

GET https://api.gideononline.com/diseases/case-series/filter-options

Returns **distinct filter values** for case-series UIs. Uses the same **camelCase** query parameters as **`GET /diseases/case-series/filter`**.

With **no** parameters, a faster path loads options from the full case-series set. With **any** of `disease`, `country`, `startYear`, `endYear`, `setting`, `population`, `parameter`, or `region`, options for each facet are built with that facet’s own filter relaxed.

- **`regions`** — Populated only when **`country`** is set and subdivision-level rows exist; items use `region_id` and `region_name`.
- **`years`** — Keys are `survey_start_years` and `survey_end_years` (naming mirrors surveys; values are case-series start / derived end years, with publication years merged into the start list).

#### **Query parameters**

| Name | Description |
| --- | --- |
| `disease` | Disease id. |
| `country` | Country code. |
| `startYear` / `endYear` | Year overlap filters. |
| `publicationYear` | Exact publication year. |
| `setting` | Setting id. |
| `population` | Population id. |
| `parameter` | Parameter id. |
| `region` | Region id. |

#### **Response**

`data` contains `diseases`, `countries`, `settings`, `populations`, `parameters`, `regions`, `years`. The saved example trims each facet to one item (and a few sample years); live responses list every distinct value.

Reference: https://api-doc-new.gideononline.com/gideon-api-1-0/diseases/diseases-case-series-filter-options

## OpenAPI Specification

```yaml
openapi: 3.1.0
info:
  title: collection
  version: 1.0.0
paths:
  /diseases/case-series/filter-options:
    get:
      operationId: diseases-case-series-filter-options
      summary: /diseases/case-series/filter-options
      description: >-
        Returns **distinct filter values** for case-series UIs. Uses the same
        **camelCase** query parameters as **`GET
        /diseases/case-series/filter`**.


        With **no** parameters, a faster path loads options from the full
        case-series set. With **any** of `disease`, `country`, `startYear`,
        `endYear`, `setting`, `population`, `parameter`, or `region`, options
        for each facet are built with that facet’s own filter relaxed.


        - **`regions`** — Populated only when **`country`** is set and
        subdivision-level rows exist; items use `region_id` and `region_name`.

        - **`years`** — Keys are `survey_start_years` and `survey_end_years`
        (naming mirrors surveys; values are case-series start / derived end
        years, with publication years merged into the start list).


        #### **Query parameters**


        | Name | Description |

        | --- | --- |

        | `disease` | Disease id. |

        | `country` | Country code. |

        | `startYear` / `endYear` | Year overlap filters. |

        | `publicationYear` | Exact publication year. |

        | `setting` | Setting id. |

        | `population` | Population id. |

        | `parameter` | Parameter id. |

        | `region` | Region id. |


        #### **Response**


        `data` contains `diseases`, `countries`, `settings`, `populations`,
        `parameters`, `regions`, `years`. The saved example trims each facet to
        one item (and a few sample years); live responses list every distinct
        value.
      tags:
        - subpackage_diseases
      parameters:
        - name: Authorization
          in: header
          required: true
          schema:
            type: string
      responses:
        '200':
          description: OK
          content:
            application/json:
              schema:
                $ref: >-
                  #/components/schemas/Diseases_/diseases/case-series/filter-options_Response_200
servers:
  - url: https://api.gideononline.com
  - url: https://api-test.gideononline.com
components:
  schemas:
    DiseasesCaseSeriesFilterOptionsGetResponsesContentApplicationJsonSchemaDataYears:
      type: object
      properties:
        survey_end_years:
          type: array
          items:
            type: integer
        survey_start_years:
          type: array
          items:
            type: integer
      required:
        - survey_end_years
        - survey_start_years
      title: >-
        DiseasesCaseSeriesFilterOptionsGetResponsesContentApplicationJsonSchemaDataYears
    DiseasesCaseSeriesFilterOptionsGetResponsesContentApplicationJsonSchemaDataDiseasesItems:
      type: object
      properties:
        disease_id:
          type: integer
        disease_name:
          type: string
      required:
        - disease_id
        - disease_name
      title: >-
        DiseasesCaseSeriesFilterOptionsGetResponsesContentApplicationJsonSchemaDataDiseasesItems
    DiseasesCaseSeriesFilterOptionsGetResponsesContentApplicationJsonSchemaDataSettingsItems:
      type: object
      properties:
        setting_id:
          type: integer
        setting_name:
          type: string
      required:
        - setting_id
        - setting_name
      title: >-
        DiseasesCaseSeriesFilterOptionsGetResponsesContentApplicationJsonSchemaDataSettingsItems
    DiseasesCaseSeriesFilterOptionsGetResponsesContentApplicationJsonSchemaDataCountriesItems:
      type: object
      properties:
        country_id:
          type: string
        country_name:
          type: string
      required:
        - country_id
        - country_name
      title: >-
        DiseasesCaseSeriesFilterOptionsGetResponsesContentApplicationJsonSchemaDataCountriesItems
    DiseasesCaseSeriesFilterOptionsGetResponsesContentApplicationJsonSchemaDataParametersItems:
      type: object
      properties:
        parameter_id:
          type: integer
        parameter_name:
          type: string
      required:
        - parameter_id
        - parameter_name
      title: >-
        DiseasesCaseSeriesFilterOptionsGetResponsesContentApplicationJsonSchemaDataParametersItems
    DiseasesCaseSeriesFilterOptionsGetResponsesContentApplicationJsonSchemaDataPopulationsItems:
      type: object
      properties:
        population_id:
          type: integer
        population_name:
          type: string
      required:
        - population_id
        - population_name
      title: >-
        DiseasesCaseSeriesFilterOptionsGetResponsesContentApplicationJsonSchemaDataPopulationsItems
    DiseasesCaseSeriesFilterOptionsGetResponsesContentApplicationJsonSchemaData:
      type: object
      properties:
        years:
          $ref: >-
            #/components/schemas/DiseasesCaseSeriesFilterOptionsGetResponsesContentApplicationJsonSchemaDataYears
        regions:
          type: array
          items:
            description: Any type
        diseases:
          type: array
          items:
            $ref: >-
              #/components/schemas/DiseasesCaseSeriesFilterOptionsGetResponsesContentApplicationJsonSchemaDataDiseasesItems
        settings:
          type: array
          items:
            $ref: >-
              #/components/schemas/DiseasesCaseSeriesFilterOptionsGetResponsesContentApplicationJsonSchemaDataSettingsItems
        countries:
          type: array
          items:
            $ref: >-
              #/components/schemas/DiseasesCaseSeriesFilterOptionsGetResponsesContentApplicationJsonSchemaDataCountriesItems
        parameters:
          type: array
          items:
            $ref: >-
              #/components/schemas/DiseasesCaseSeriesFilterOptionsGetResponsesContentApplicationJsonSchemaDataParametersItems
        populations:
          type: array
          items:
            $ref: >-
              #/components/schemas/DiseasesCaseSeriesFilterOptionsGetResponsesContentApplicationJsonSchemaDataPopulationsItems
      required:
        - years
        - regions
        - diseases
        - settings
        - countries
        - parameters
        - populations
      title: >-
        DiseasesCaseSeriesFilterOptionsGetResponsesContentApplicationJsonSchemaData
    Diseases_/diseases/case-series/filter-options_Response_200:
      type: object
      properties:
        data:
          $ref: >-
            #/components/schemas/DiseasesCaseSeriesFilterOptionsGetResponsesContentApplicationJsonSchemaData
      required:
        - data
      title: Diseases_/diseases/case-series/filter-options_Response_200
  securitySchemes:
    apiKeyAuth:
      type: apiKey
      in: header
      name: Authorization

```

## SDK Code Examples

```python Diseases_/diseases/case-series/filter-options_example
import requests

url = "https://api.gideononline.com/diseases/case-series/filter-options"

headers = {"Authorization": "<apiKey>"}

response = requests.get(url, headers=headers)

print(response.json())
```

```javascript Diseases_/diseases/case-series/filter-options_example
const url = 'https://api.gideononline.com/diseases/case-series/filter-options';
const options = {method: 'GET', headers: {Authorization: '<apiKey>'}};

try {
  const response = await fetch(url, options);
  const data = await response.json();
  console.log(data);
} catch (error) {
  console.error(error);
}
```

```go Diseases_/diseases/case-series/filter-options_example
package main

import (
	"fmt"
	"net/http"
	"io"
)

func main() {

	url := "https://api.gideononline.com/diseases/case-series/filter-options"

	req, _ := http.NewRequest("GET", url, nil)

	req.Header.Add("Authorization", "<apiKey>")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(res)
	fmt.Println(string(body))

}
```

```ruby Diseases_/diseases/case-series/filter-options_example
require 'uri'
require 'net/http'

url = URI("https://api.gideononline.com/diseases/case-series/filter-options")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Get.new(url)
request["Authorization"] = '<apiKey>'

response = http.request(request)
puts response.read_body
```

```java Diseases_/diseases/case-series/filter-options_example
import com.mashape.unirest.http.HttpResponse;
import com.mashape.unirest.http.Unirest;

HttpResponse<String> response = Unirest.get("https://api.gideononline.com/diseases/case-series/filter-options")
  .header("Authorization", "<apiKey>")
  .asString();
```

```php Diseases_/diseases/case-series/filter-options_example
<?php
require_once('vendor/autoload.php');

$client = new \GuzzleHttp\Client();

$response = $client->request('GET', 'https://api.gideononline.com/diseases/case-series/filter-options', [
  'headers' => [
    'Authorization' => '<apiKey>',
  ],
]);

echo $response->getBody();
```

```csharp Diseases_/diseases/case-series/filter-options_example
using RestSharp;

var client = new RestClient("https://api.gideononline.com/diseases/case-series/filter-options");
var request = new RestRequest(Method.GET);
request.AddHeader("Authorization", "<apiKey>");
IRestResponse response = client.Execute(request);
```

```swift Diseases_/diseases/case-series/filter-options_example
import Foundation

let headers = ["Authorization": "<apiKey>"]

let request = NSMutableURLRequest(url: NSURL(string: "https://api.gideononline.com/diseases/case-series/filter-options")! as URL,
                                        cachePolicy: .useProtocolCachePolicy,
                                    timeoutInterval: 10.0)
request.httpMethod = "GET"
request.allHTTPHeaderFields = headers

let session = URLSession.shared
let dataTask = session.dataTask(with: request as URLRequest, completionHandler: { (data, response, error) -> Void in
  if (error != nil) {
    print(error as Any)
  } else {
    let httpResponse = response as? HTTPURLResponse
    print(httpResponse)
  }
})

dataTask.resume()
```