---
title: "testicular_volume"
description: "The estimated or calculated volume of a testicle."
---

The estimated or calculated volume of a testicle.

**Purpose.** To record the volume of an individual's testicle.

## Source

| Model | Leg | Role |
|---|---|---|
| `openEHR-EHR-OBSERVATION.testicular_volume.v1` | openEHR | defines this table |

## Columns

| Column | Type | Null | Description | Source |
|---|---|---|---|---|
| `id` | `uuid primary key` | no | Primary key. | — |
| `form_id` | `uuid` → [`form`](/docs/tables/form) | no | The form this entry was recorded on. | — |
| `form_block_id` | `uuid` | yes | The block within the form, when the entry is bound to one. | — |
| `testicle_examined`<br />`testicle_examined_code`<br />`testicle_examined_system`<br />`testicle_examined_valueset_id` | coded text<br />`text`, `text`, `text`, `text` | yes | Testicle examined | `/data[at0001]/events[at0002]/data[at0003]/items[at0020]` |
| `testicular_volume_magnitude`<br />`testicular_volume_units` | quantity<br />`numeric`, `text` | yes | Testicular volume | `/data[at0001]/events[at0002]/data[at0003]/items[at0010]` |
| `comment` | `text` | yes | Comment | `/data[at0001]/events[at0002]/data[at0003]/items[at0005]` |
| `confounding_factors` | `text` | yes | Confounding factors | `/data[at0001]/events[at0002]/state[at0011]/items[at0012]` |
| `method`<br />`method_code`<br />`method_system`<br />`method_valueset_id` | coded text<br />`text`, `text`, `text`, `text` | yes | Method | `/protocol[at0006]/items[at0013]` |
| `formula` | `text` | yes | Formula | `/protocol[at0006]/items[at0008]` |

## Constraints

```sql
check ((testicle_examined_code is null and testicle_examined_system is null and testicle_examined_valueset_id is null) or (testicle_examined is not null and testicle_examined_code is not null and testicle_examined_system is not null and testicle_examined_valueset_id is not null))
check ((testicular_volume_magnitude is null and testicular_volume_units is null) or (testicular_volume_magnitude is not null and testicular_volume_units is not null))
check (testicular_volume_magnitude is null or (testicular_volume_units = 'ml' and testicular_volume_magnitude >= 0) or (testicular_volume_units = 'cm3' and testicular_volume_magnitude >= 0))
check ((method_code is null and method_system is null and method_valueset_id is null) or (method is not null and method_code is not null and method_system is not null and method_valueset_id is not null))
```

## Unique

- `form_block_id`

## References

| Columns | Target | On delete |
|---|---|---|
| `form_id` | [`form`](/docs/tables/form) | cascade |
| `form_id, form_block_id` | [`form_block`](/docs/tables/form_block) | cascade |
| `testicle_examined_valueset_id, testicle_examined_code, testicle_examined_system, testicle_examined` | [`valueset_code`](/docs/tables/valueset_code) | restrict |
| `method_valueset_id, method_code, method_system, method` | [`valueset_code`](/docs/tables/valueset_code) | restrict |

## Referenced by

- [`testicular_volume_device`](/docs/tables/testicular_volume_device) via `testicular_volume_id`

## Indexes

- `testicular_volume_form_id_idx` on `form_id`

## Child tables

1 table hang off `testicular_volume`, one row per repetition.

### `testicular_volume_device`

Child table — one row per repetition, deleted with its parent.

| Column | Type | Null | Description | Source |
|---|---|---|---|---|
| `id` | `uuid primary key` | no | Primary key. | — |
| `testicular_volume_id` | `uuid` → [`testicular_volume`](/docs/tables/testicular_volume) | no | — | — |
| `position` | `integer` | no | Order of this row within its parent, from zero. | — |
| `device_id` | `uuid` | no | Device | `/protocol[at0006]/items[at0007]` |

#### Unique

- `testicular_volume_id, position`
- `testicular_volume_id, device_id`

#### References

| Columns | Target | On delete |
|---|---|---|
| `testicular_volume_id` | [`testicular_volume`](/docs/tables/testicular_volume) | cascade |
| `device_id` | [`device`](/docs/tables/device) | no action |

#### Indexes

- `testicular_volume_device_device_id_idx` on `device_id`

## Value sets

| Value set | Codes |
|---|---|
| `org.openehr::openEHR-EHR-OBSERVATION.testicular_volume.v1/testicle_examined` | 2 |