Amazon Comprehend Medical 新增本体链接功能（二）
- 2019-12-20
本文字数：10018 字
阅读完需：约 33 分钟
正如预期，诊断结论和症状都被识别为实体。在详细的结果中，这些实体均链接到 ICD-10-CM 本体中的医疗状况。例如，输入文本中描述的两个主要诊断结论是排名最高的结果，而本体中的特定概念由 Comprehend Medical 推断得来，每个概念都有其自己的分数。
在生产环境中，您可以通过 API 使用 Comprehend Medical，将这些功能集成到您的处理工作流程中。上述所有屏幕截图均以 JSON 格式直观地呈现了 API 返回的结构化信息。例如，以下是检测药物的结果（RxNorm 概念）：
Json
{ "Entities": [ { "Id": 0, "Text": "Clonidine", "Category": "MEDICATION", "Type": "GENERIC_NAME", "Score": 0.9933062195777893, "BeginOffset": 83, "EndOffset": 92, "Attributes": [], "Traits": [], "RxNormConcepts": [ { "Description": "Clonidine", "Code": "2599", "Score": 0.9148101806640625 }, { "Description": "168 HR Clonidine 0.00417 MG/HR Transdermal System", "Code": "998671", "Score": 0.8215734958648682 }, { "Description": "Clonidine Hydrochloride 0.025 MG Oral Tablet", "Code": "892791", "Score": 0.7519310116767883 }, { "Description": "10 ML Clonidine Hydrochloride 0.5 MG/ML Injection", "Code": "884225", "Score": 0.7171697020530701 }, { "Description": "Clonidine Hydrochloride 0.2 MG Oral Tablet", "Code": "884185", "Score": 0.6776907444000244 } ] }, { "Id": 1, "Text": "Vyvanse", "Category": "MEDICATION", "Type": "BRAND_NAME", "Score": 0.9995427131652832, "BeginOffset": 148, "EndOffset": 155, "Attributes": [ { "Type": "DOSAGE", "Score": 0.9910679459571838, "RelationshipScore": 0.9999822378158569, "Id": 2, "BeginOffset": 156, "EndOffset": 162, "Text": "50 mgs", "Traits": [] }, { "Type": "ROUTE_OR_MODE", "Score": 0.9997182488441467, "RelationshipScore": 0.9993833303451538, "Id": 3, "BeginOffset": 163, "EndOffset": 165, "Text": "po", "Traits": [] }, { "Type": "FREQUENCY", "Score": 0.983681321144104, "RelationshipScore": 0.9999642372131348, "Id": 4, "BeginOffset": 166, "EndOffset": 184, "Text": "at breakfast daily", "Traits": [] } ], "Traits": [], "RxNormConcepts": [ { "Description": "lisdexamfetamine dimesylate 50 MG Oral Capsule [Vyvanse]", "Code": "854852", "Score": 0.8883932828903198 }, { "Description": "lisdexamfetamine dimesylate 50 MG Chewable Tablet [Vyvanse]", "Code": "1871469", "Score": 0.7482635378837585 }, { "Description": "Vyvanse", "Code": "711043", "Score": 0.7041242122650146 }, { "Description": "lisdexamfetamine dimesylate 70 MG Oral Capsule [Vyvanse]", "Code": "854844", "Score": 0.23675969243049622 }, { "Description": "lisdexamfetamine dimesylate 60 MG Oral Capsule [Vyvanse]", "Code": "854848", "Score": 0.14077001810073853 } ] }, { "Id": 5, "Text": "Clonidine", "Category": "MEDICATION", "Type": "GENERIC_NAME", "Score": 0.9982216954231262, "BeginOffset": 199, "EndOffset": 208, "Attributes": [ { "Type": "STRENGTH", "Score": 0.7696017026901245, "RelationshipScore": 0.9999960660934448, "Id": 6, "BeginOffset": 209, "EndOffset": 216, "Text": "0.2 mgs", "Traits": [] }, { "Type": "DOSAGE", "Score": 0.777644693851471, "RelationshipScore": 0.9999927282333374, "Id": 7, "BeginOffset": 220, "EndOffset": 236, "Text": "1 and 1 / 2 tabs", "Traits": [] }, { "Type": "ROUTE_OR_MODE", "Score": 0.9981689453125, "RelationshipScore": 0.999950647354126, "Id": 8, "BeginOffset": 237, "EndOffset": 239, "Text": "po", "Traits": [] }, { "Type": "FREQUENCY", "Score": 0.99753737449646, "RelationshipScore": 0.9999889135360718, "Id": 9, "BeginOffset": 240, "EndOffset": 243, "Text": "qhs", "Traits": [] } ], "Traits": [], "RxNormConcepts": [ { "Description": "Clonidine Hydrochloride 0.2 MG Oral Tablet", "Code": "884185", "Score": 0.9600071907043457 }, { "Description": "Clonidine Hydrochloride 0.025 MG Oral Tablet", "Code": "892791", "Score": 0.8955953121185303 }, { "Description": "24 HR Clonidine Hydrochloride 0.2 MG Extended Release Oral Tablet", "Code": "885880", "Score": 0.8706559538841248 }, { "Description": "12 HR Clonidine Hydrochloride 0.2 MG Extended Release Oral Tablet", "Code": "1013937", "Score": 0.786146879196167 }, { "Description": "Chlorthalidone 15 MG / Clonidine Hydrochloride 0.2 MG Oral Tablet", "Code": "884198", "Score": 0.601354718208313 } ] } ], "ModelVersion": "0.0.0"}
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类似的，以下是检测医疗状况时的输出（ICD-10-CM 概念）：
Json
{ "Entities": [ { "Id": 0, "Text": "coronary artery disease", "Category": "MEDICAL_CONDITION", "Type": "DX_NAME", "Score": 0.9933860898017883, "BeginOffset": 90, "EndOffset": 113, "Attributes": [], "Traits": [ { "Name": "DIAGNOSIS", "Score": 0.9682672023773193 } ], "ICD10CMConcepts": [ { "Description": "Atherosclerotic heart disease of native coronary artery without angina pectoris", "Code": "I25.10", "Score": 0.8199513554573059 }, { "Description": "Atherosclerotic heart disease of native coronary artery", "Code": "I25.1", "Score": 0.4950370192527771 }, { "Description": "Old myocardial infarction", "Code": "I25.2", "Score": 0.18753206729888916 }, { "Description": "Atherosclerotic heart disease of native coronary artery with unstable angina pectoris", "Code": "I25.110", "Score": 0.16535982489585876 }, { "Description": "Atherosclerotic heart disease of native coronary artery with unspecified angina pectoris", "Code": "I25.119", "Score": 0.15222692489624023 } ] }, { "Id": 2, "Text": "atrial fibrillation", "Category": "MEDICAL_CONDITION", "Type": "DX_NAME", "Score": 0.9923409223556519, "BeginOffset": 116, "EndOffset": 135, "Attributes": [], "Traits": [ { "Name": "DIAGNOSIS", "Score": 0.9708861708641052 } ], "ICD10CMConcepts": [ { "Description": "Unspecified atrial fibrillation", "Code": "I48.91", "Score": 0.7011875510215759 }, { "Description": "Chronic atrial fibrillation", "Code": "I48.2", "Score": 0.28612759709358215 }, { "Description": "Paroxysmal atrial fibrillation", "Code": "I48.0", "Score": 0.21157972514629364 }, { "Description": "Persistent atrial fibrillation", "Code": "I48.1", "Score": 0.16996538639068604 }, { "Description": "Atrial premature depolarization", "Code": "I49.1", "Score": 0.16715925931930542 } ] }, { "Id": 3, "Text": "hypertension", "Category": "MEDICAL_CONDITION", "Type": "DX_NAME", "Score": 0.9993137121200562, "BeginOffset": 138, "EndOffset": 150, "Attributes": [], "Traits": [ { "Name": "DIAGNOSIS", "Score": 0.9734011888504028 } ], "ICD10CMConcepts": [ { "Description": "Essential (primary) hypertension", "Code": "I10", "Score": 0.6827990412712097 }, { "Description": "Hypertensive heart disease without heart failure", "Code": "I11.9", "Score": 0.09846580773591995 }, { "Description": "Hypertensive heart disease with heart failure", "Code": "I11.0", "Score": 0.09182810038328171 }, { "Description": "Pulmonary hypertension, unspecified", "Code": "I27.20", "Score": 0.0866364985704422 }, { "Description": "Primary pulmonary hypertension", "Code": "I27.0", "Score": 0.07662317156791687 } ] }, { "Id": 4, "Text": "hyperlipidemia", "Category": "MEDICAL_CONDITION", "Type": "DX_NAME", "Score": 0.9998835325241089, "BeginOffset": 153, "EndOffset": 167, "Attributes": [], "Traits": [ { "Name": "DIAGNOSIS", "Score": 0.9702492356300354 } ], "ICD10CMConcepts": [ { "Description": "Hyperlipidemia, unspecified", "Code": "E78.5", "Score": 0.8378056883811951 }, { "Description": "Disorders of lipoprotein metabolism and other lipidemias", "Code": "E78", "Score": 0.20186281204223633 }, { "Description": "Lipid storage disorder, unspecified", "Code": "E75.6", "Score": 0.18514418601989746 }, { "Description": "Pure hyperglyceridemia", "Code": "E78.1", "Score": 0.1438658982515335 }, { "Description": "Other hyperlipidemia", "Code": "E78.49", "Score": 0.13983778655529022 } ] }, { "Id": 5, "Text": "chills", "Category": "MEDICAL_CONDITION", "Type": "DX_NAME", "Score": 0.9989762306213379, "BeginOffset": 211, "EndOffset": 217, "Attributes": [], "Traits": [ { "Name": "SYMPTOM", "Score": 0.9510533213615417 } ], "ICD10CMConcepts": [ { "Description": "Chills (without fever)", "Code": "R68.83", "Score": 0.7460958361625671 }, { "Description": "Fever, unspecified", "Code": "R50.9", "Score": 0.11848161369562149 }, { "Description": "Typhus fever, unspecified", "Code": "A75.9", "Score": 0.07497859001159668 }, { "Description": "Neutropenia, unspecified", "Code": "D70.9", "Score": 0.07332006841897964 }, { "Description": "Lassa fever", "Code": "A96.2", "Score": 0.0721040666103363 } ] }, { "Id": 6, "Text": "nausea", "Category": "MEDICAL_CONDITION", "Type": "DX_NAME", "Score": 0.9993392825126648, "BeginOffset": 220, "EndOffset": 226, "Attributes": [], "Traits": [ { "Name": "SYMPTOM", "Score": 0.9175007939338684 } ], "ICD10CMConcepts": [ { "Description": "Nausea", "Code": "R11.0", "Score": 0.7333012819290161 }, { "Description": "Nausea with vomiting, unspecified", "Code": "R11.2", "Score": 0.20183530449867249 }, { "Description": "Hematemesis", "Code": "K92.0", "Score": 0.1203150525689125 }, { "Description": "Vomiting, unspecified", "Code": "R11.10", "Score": 0.11658868193626404 }, { "Description": "Nausea and vomiting", "Code": "R11", "Score": 0.11535880714654922 } ] }, { "Id": 8, "Text": "flank pain", "Category": "MEDICAL_CONDITION", "Type": "DX_NAME", "Score": 0.9315784573554993, "BeginOffset": 235, "EndOffset": 245, "Attributes": [ { "Type": "ACUITY", "Score": 0.9809532761573792, "RelationshipScore": 0.9999837875366211, "Id": 7, "BeginOffset": 229, "EndOffset": 234, "Text": "acute", "Traits": [] } ], "Traits": [ { "Name": "SYMPTOM", "Score": 0.8182812929153442 } ], "ICD10CMConcepts": [ { "Description": "Unspecified abdominal pain", "Code": "R10.9", "Score": 0.4959934949874878 }, { "Description": "Generalized abdominal pain", "Code": "R10.84", "Score": 0.12332479655742645 }, { "Description": "Lower abdominal pain, unspecified", "Code": "R10.30", "Score": 0.08319114148616791 }, { "Description": "Upper abdominal pain, unspecified", "Code": "R10.10", "Score": 0.08275411278009415 }, { "Description": "Jaw pain", "Code": "R68.84", "Score": 0.07797083258628845 } ] }, { "Id": 10, "Text": "numbness", "Category": "MEDICAL_CONDITION", "Type": "DX_NAME", "Score": 0.9659366011619568, "BeginOffset": 255, "EndOffset": 263, "Attributes": [ { "Type": "SYSTEM_ORGAN_SITE", "Score": 0.9976192116737366, "RelationshipScore": 0.9999089241027832, "Id": 11, "BeginOffset": 271, "EndOffset": 274, "Text": "leg", "Traits": [] } ], "Traits": [ { "Name": "SYMPTOM", "Score": 0.7310190796852112 } ], "ICD10CMConcepts": [ { "Description": "Anesthesia of skin", "Code": "R20.0", "Score": 0.767346203327179 }, { "Description": "Paresthesia of skin", "Code": "R20.2", "Score": 0.13602739572525024 }, { "Description": "Other complications of anesthesia", "Code": "T88.59", "Score": 0.09990577399730682 }, { "Description": "Hypothermia following anesthesia", "Code": "T88.51", "Score": 0.09953102469444275 }, { "Description": "Disorder of the skin and subcutaneous tissue, unspecified", "Code": "L98.9", "Score": 0.08736388385295868 } ] } ], "ModelVersion": "0.0.0"}
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**现已推出
**您可以通过控制台、AWS 命令行界面 (CLI) 或 AWS 开发工具包使用 Amazon Comprehend Medical。 使用 Comprehend Medical，您只需为实际用量付费。您需要根据每月处理的文本量付费，具体取决于您今后的使用情况。详情请参阅 Comprehend 定价页面中的“Comprehend Medical”部分。本体链接功能现已在提供 Amazon Comprehend Medical 的所有区域推出，具体区域请参阅 AWS 区域表。
新推出的本体链接 API 使用户可以轻松从非结构化临床文本中检测药物和医疗状况，并将它们分别链接到 RxNorm 和 ICD-10-CM 代码。这项新功能可以帮助您节省以高精度处理大量非结构化医学文本所需成本、时间和精力。
– Danilo
本文转载自 AWS 技术博客。
原文链接：https://amazonaws-china.com/cn/blogs/china/new-amazon-comprehend-medical-adds-ontology-linking/
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