Document history for Amazon Comprehend Medical - Amazon Comprehend Medical
Amazon Comprehend Medical change log

Document history for Amazon Comprehend Medical

The following table describes the documentation for this release of Amazon Comprehend Medical.

ChangeDescriptionDate

Updated API version for InferRxNorm

The API operation InferRxNorm now uses version 2.1.0.20221003. This update improves the performance of the InferRxNorm model.

April 28, 2023

Update API version for InferSNOMEDCT

The API operation InferSNOMEDCT now uses 2.5.0.20220301. This update improves the model's performance.

April 21, 2023

Updated API version for InferICD10CM

The API operation InferICD10CM now uses version 2.4.0.20220401. This update improves the detection of the DX_NAME entity and DIRECTION attributes.

March 17, 2023

Updated API version for InferSNOMEDCT

The API operation InferSNOMEDCT now uses version 2.4.0.20220301. This update improves the detection of cardiology concepts in the MEDICAL_CONDITION and TEST_TREATMENT_PROCEDURE categories.

March 15, 2023

Updated API version for InferICD10CM

The API operation InferICD10CM now uses version 2.3.0.20220401. This update improves the detection of cardiology concepts in the MEDICAL_CONDITION category.

March 15, 2023

Updated API version for DetectEntitiesV2

The API operation DetectEntitiesV2 now uses version 2.3.0. This update improves the detection of cardiology concepts in the MEDICAL_CONDITION and TEST_TREATMENT_PROCEDURE categories. .

March 15, 2023

Updated API version for DetectEntities

The API operation DetectEntities now uses version 0.6.0.. This update improves the detection of cardiology concepts in the MEDICAL_CONDITION and TEST_TREATMENT_PROCEDURE categories.

March 15, 2023

Update API version for InferSNOMEDCT

The API operation InferSNOMEDCT now uses version 2.3.0.20220301. This update improves the detection of negations when using the InferSNOMEDCT api operation.

February 8, 2023

Update API version for InferICD10CM

The API operation InferICD10CM now uses version 2.2.0.20220401. This update improves the detection of negations when using the InferICD10CM api operation.

February 8, 2023

Update API version for DetectEntitiesV2

The API operation DetectEntitiesV2 now uses version 2.2.0. This update improves the detection of negations when using the DetectEntitiesV2 api operation.

February 8, 2023

Update API version for DetectEntities

The API operation DetectEntities now uses version 0.5.0. This update improves the detection of negations when using the DetectEntities api operation.

February 8, 2023

Update API version for InferSNOMEDCT

The API operation InferSNOMEDCT now uses version 2.2.0.20220301. This update fixes a bug that prevented the total set of attributes identified from being returned in the API output.

December 9, 2022

Updated API version for InferSNOMEDCT

The API operation InferSNOMEDCT now uses version 2.1.0.20220301. This update includes accuracy improvements, and new traits are detected.

November 16, 2022

Updated API version for InferRxNorm

The API operation InferRxNorm now uses version 2.1.0.20221003. This update fixes a bug that prevented the total set of attributes identified from being returned.

November 16, 2022

Updated API version for InferICD10CM

The API operation InferICD10CM now uses version 2.1.0.20220401. This update includes accuracy improvements, and new traits are detected.

November 16, 2022

Updated API version for DetectEntitiesV2

The API operation DetectEntitiesV2 now uses version 2.1.0. This update includes accuracy improvements. It also adds new entities, attributes, relationships, traits, and a new category.

November 16, 2022

Updated API version for DetectEntities

The API operation DetectEntities now uses version 0.4.0. This update includes accuracy improvements, and new traits are detected.

November 16, 2022

Updated limits for StartSNOMEDCTInferenceJob and InferSNOMEDCT

The maximum individual file sizes StartSNOMEDCTInferenceJob and InferSNOMEDCT API operations are now 5 KB.

September 22, 2022

Text processing update

Amazon Comprehend Medical now provides improved support for correctly parsing non-relevant white space and carriage returns in all text analysis API operations.

September 12, 2022

Text processing update

Amazon Comprehend Medical now provides improved support for correctly parsing non-relevant white space and carriage returns in all ontology API operations.

September 12, 2022

Updated API version for InferSNOMEDCT

The Amazon Comprehend Medical API operation InferSNOWMEDCT now uses the version 1.1.0.20220301.

July 8, 2022

Updated API version for InferICD10CM

The Amazon Comprehend Medical API operation InferICD10CM now uses the version 1.1.0.20220401.

July 8, 2022

Updated API version for InferRxNorm operation in Amazon Comprehend Medical

Amazon Comprehend Medical now uses the 2022-03-07 RxNorm and RxTerms Release for each RxCUI.

June 29, 2022

Updated models for Amazon Comprehend Medical

Amazon Comprehend Medical now provides improved support for NEGATION trait detection using Detect Entities V2.

April 25, 2022

New feature for Amazon Comprehend Medical

You can now use Amazon Comprehend Medical to establish a private connection with your virtual private cloud (VPC) by creating an interface VPC endpoint. For more information, see VPC endpoints(PrivateLink).

June 13, 2021

New feature for Amazon Comprehend Medical

Amazon Comprehend Medical now provides batch operations for ontology linking. This enables the service to detect entities in medical text stored in an S3 bucket and link those entities to standardized ontologies. For more information, see Ontology Linking Batch Analysis.

May 4, 2020

New feature for Amazon Comprehend Medical

You can now use Amazon Comprehend Medical to extract and relate the date or time expression to any of the entities currently detected by Amazon Comprehend Medical. For more information, see Detect Entities Version 2.

March 2, 2020

New features

Amazon Comprehend Medical now detects both medications and medical conditions and links the entities to established national ontologies RxNorm and ICD-10-CMs. For more information, see Ontology Linking APIs.

December 16, 2019

New feature

Amazon Comprehend Medical now provides batch operations so that you can process medical text stored in an S3 bucket. It also provides a new model that you can use for examining your medical text. For more information, see Detect Entities Version 2.

September 24, 2019

Major new feature

Amazon Comprehend Medical is a new service that detects useful information in unstructured clinical text: physicians' notes, discharge summaries, test results, case notes, and so on. Amazon Comprehend Medical uses natural language processing (NLP) models to leverage the latest advances in machine learning to sort through this enormous quantity of data and retrieve valuable information that is otherwise difficult to retrieve and use without significant manual effort. For more information, see Amazon Comprehend Medical.

November 27, 2018

Amazon Comprehend Medical change log

The following sections detail updates to the Amazon Comprehend Medical service.

Changes to the Amazon Comprehend Medical API operations

Release date: 2023-04-28

Type: Automatic

In this update the InferRxNorm API operations were updated. The InferRxNorm API operation now uses model version 2.1.0.20221003. This update improve the model's performance.

Changes to the Amazon Comprehend Medical API operations

Release date: 2023-04-21

Type: Automatic

In this update the InferSNOMEDCT API operation was updated. The InferSNOMEDCT API operation now uses model version 2.5.0.20220301. This update improves the model's performance.

Changes to the Amazon Comprehend Medical API operations

Release date: 2023-03-17

Type: Automatic

In this update the InferICD10CM API operation was updated. This update improves the detection of the DX_NAME entity and DIRECTION attributes. It also makes a minor system processing adjustment that impacts the detection of traits and attributes and the frequency/confidence scores in the API output.

Changes to the Amazon Comprehend Medical API operations

Release date: 2023-03-15

Type: Automatic

In this update, the following Amazon Comprehend Medical API operations were updated: InferSNOMEDCT, InferICD10CM, DetectEntities, and DetectEntitiesV2. These updates are automatic, and improve the detection of medical conditions, tests, treatments, and procedures, along with related attributes and traits, within the cardiology specialty.

Changes to Amazon Comprehend Medical API operations

Release date: 2023-02-08

Type: Automatic

In this update, the following Amazon Comprehend Medical API operations were updated: InferSNOMEDCT, InferICD10CM, DetectEntities, and DetectEntitiesV2. These updates are automatic, and improve the detection of negations in medical conditions when scanning clinical text.

Changes to the Amazon Comprehend Medical InferSNOMEDCT API operations

Release date: 2022-12-09

Type: Automatic

The Amazon Comprehend Medical API operation, InferSNOMEDCT was updated to use version 2.2.0.20220301. This update fixes a bug that prevented the total set of attributes identified from being returned.

Batch analysis carried out using the StartSNOMEDCTInferenceJob API operation uses the same API version, 2.2.0.20220301. To learn more about using these API operations, see SNOMED CT linking.

Changes to Amazon Comprehend Medical API operations

Release date: 2022-11-16

Type: Automatic

In this update, the following Amazon Comprehend Medical API operations were updated: InferSNOMEDCT,InferICD10CM, DetectEntities, DetectEntitiesV2

DetectEntities

The Amazon Comprehend Medical API operation DetectEntities now uses API version 0.4.0. This update includes accuracy improvements, and new traits are detected.

For Category: TEST_TREATMENT_PROCEDURE, Type: PROCEDURE_NAME, the following traits are added.

  • NEGATION

  • PAST_HISTORY

  • HYPOTHETICAL

  • FUTURE

For Category: TEST_TREATMENT_PROCEDURE, Type: TEST_NAME, the following traits are added.

  • PAST_HISTORY

  • HYPOTHETICAL

  • FUTURE

For Category: TEST_TREATMENT_PROCEDURE, Type: TREATMENT_NAME, the following traits are added.

  • NEGATION

  • PAST_HISTORY

  • HYPOTHETICAL

  • FUTURE

For Category: MEDICAl_CONDITION, Type: DX_NAME, the following traits are added.

  • HYPOTHETICAL

  • LOW_CONFIDENCE

  • PERTAINS_TO_FAMILY

DetectEntitiesV2

The Amazon Comprehend Medical API operation DetectEntitiesV2 now uses API version 2.1.0. The update includes a new category BEHAVIORAL_ENVIRONMENTAL_SOCIAL along with updates to existing categories and traits.

For the new Category: BEHAVIORAL_ENVIRONMENTAL_SOCIAL, the following types have been added: GENDER, RACE_ETHNICITY, ALLERGIES,TOBACCO_USE, ALCOHOL_CONSUMPTION, REC_DRUG_USE, UnmappedAttributes.

For Type: GENDER

  • No attributes or traits are available.

For Type: RACE_ETHNICITY

  • No attributes or traits are available.

For Type: ALLERGIES, the following traits are added.

  • NEGATION

  • PAST_HISTORY

For Type: TOBACCO_USE, the following attributes and traits are added.

  • Attributes

    • AMOUNT

    • DURATION

    • FREQUENCY

  • Trait

    • NEGATION

    • PAST_HISTORY

For Type: ALCOHOL_CONSUMPTION, the following attributes and traits are added.

  • Attributes

    • AMOUNT

    • DURATION

    • FREQUENCY

  • Trait

    • NEGATION

    • PAST_HISTORY

For Type: REC_DRUG_USE, the following attributes and traits are added.

  • Attributes

    • AMOUNT

    • DURATION

    • FREQUENCY

  • Trait

    • NEGATION

    • PAST_HISTORY

For Type: UnmappedAttributes, the following attribute is added.

  • AMOUNT

For Category: MEDICAl_CONDITION, Type: DX_NAME, the following traits are added.

  • PERTAINS_TO_FAMILY

  • HYPOTHETICAL

  • LOW_CONFIDENCE

For Category: TEST_TREATMENT_PROCEDURE, Type: PROCEDURE_NAME, the following traits are added.

  • NEGATION

  • PAST_HISTORY

  • HYPOTHETICAL

  • FUTURE

For Category: TEST_TREATMENT_PROCEDURE, Type: TEST_NAME, the following traits are added.

  • PAST_HISTORY

  • HYPOTHETICAL

  • FUTURE

For Category: TEST_TREATMENT_PROCEDURE, Type: TREATMENT_NAME, the following traits are added.

  • NEGATION

  • PAST_HISTORY

  • HYPOTHETICAL

  • FUTURE

Batch analysis carried out using the StartEntitiesDetectionV2Job API operation uses the same API version, 2.1.0. To learn more about using these API operations, see Detect entities (Version 2).

InferSNOMEDCT

The Amazon Comprehend Medical API operation InferSNOMEDCT now uses API version 2.1.0.20220301. This version update adds new traits to the following categories and types.

For Category: MEDICAL_CONDITION, Type: DX_NAME, the following traits are added.

  • PERTAINS_TO_FAMILY

  • HYPOTHETICAL

  • LOW_CONFIDENCE

For Category: TEST_TREATMENT_PROCEDURE, Type: TEST_NAME, the following traits are added.

  • PAST_HISTORY

  • FUTURE

  • HYPOTHETICAL

For Category: TEST_TREATMENT_PROCEDURE, Type: TREATMENT_NAME, the following traits are added.

  • NEGATION

  • PAST_HISTORY

  • FUTURE

  • HYPOTHETICAL

Bug fixes

  • This update fixes a bug that prevented the total set of attributes identified from being returned.

Batch analysis carried out using the StartSNOMEDCTInferenceJob API operation uses the same version. To learn more about using these API operations, see SNOMED CT linking.

InferICD10CM

The Amazon Comprehend Medical API operation InferICD10CM now uses API version 2.1.0.20220401. This version update adds new traits to the following categories and types.

For Category: MEDICAL_CONDITION, Type: DX_NAME, the following traits are added.

  • PERTAINS_TO_FAMILY

  • HYPOTHETICAL

  • LOW_CONFIDENCE

Bug fixes

  • This update fixes a bug that prevented the total set of attributes identified from being returned.

Batch analysis carried out using the StartRxNormInferenceJob API operation uses the same version. To learn more about using the InferRxNorm and StartRxNormInferenceJob API operations, see RxNorm linking.

InferRxNorm

The Amazon Comprehend Medical API operation InferRxNorm now uses API version 2.1.0.20221003.

Bug fixes

  • This update fixes a bug that prevented the total set of attributes identified from being returned.