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‘Specimen Type’ is an important dropdown. Each specimen type belongs to a 'Specimen class,' such as Fluid, Molecular, Tissue, Cell, and others. In the recent versions, OpenSpecimen has implemented customizations, like added the ability to create custom specimen classes and support for multiple specimen units per specimen type per Collection Protocol.
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| title | Click to view steps to add new specimen class |
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Go to 'Dropdown Manager'. Select Click on the 'Specimen Type' value Click on 'Add' Enter the Class name in ‘Dropdown value', leaving 'Parent Dropdown’ blank. Add the mandatory properties: ‘quantity_unit', ‘concentration_unit’, and ’container_color_coding’:  Once the new class is added, this can be used as a ‘Parent Dropdown' for new specimen types.
Below are the specimen-type properties Attribute | Property Name | Property Value | Description |
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Specimen Type | quantity_unit | Quantity units for the specific specimen type | Used to display the units on the specimen pages. Value can only be plain text. If special characters like symbols need to be used, then it needs to be specified under quantity_display_unit. E.g., μg/m3 By default, the units are set at class level which will apply to all types under it: Tissue: gm Fluid: ml Molecular: µg Cell: count
| Specimen Type | concentration_unit | Concentration unit for the specific specimen type | For example - microgram/ml | Specimen Type | container_color_coding | The color representing the specimen class in the container location view | For example - background=red, opacity=0.5 |
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