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Query Dicoms
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| import { api } from 'dicomweb-client'; // see: https://www.npmjs.com/package/dicomweb-client | |
| const c = { | |
| name: 'aws', | |
| wadoUriRoot: 'https://.../dicomweb', | |
| qidoRoot: 'https://.../dicomweb', | |
| wadoRoot: 'https://.../dicomweb', | |
| qidoSupportsIncludeField: false, | |
| supportsReject: false, | |
| imageRendering: 'wadors', | |
| thumbnailRendering: 'wadors', | |
| enableStudyLazyLoad: true, | |
| supportsFuzzyMatching: false, | |
| supportsWildcard: true, | |
| staticWado: true, | |
| singlepart: 'bulkdata,video,pdf', | |
| }, | |
| const qidoConfig = { | |
| url: c.qidoRoot, | |
| staticWado: c.staticWado, | |
| singlepart: c.singlepart, | |
| headers: null, // UserAuthenticationService.getAuthorizationHeader(), or other headers/cookies | |
| errorInterceptor: console.error // errorHandler.getHTTPErrorHandler(), | |
| }; | |
| qidoDicomWebClient = api.DICOMwebClient(qidoConfig); | |
| qidoDicomWebClient.headers = headers; | |
| const studyInstanceUID = 'my study of interset' | |
| const result = await qidoClient.searchForSeries({ studyInstanceUID }); | |
| result.forEach(async qidoSeries => { | |
| seriesInstanceUID = getString(qidoSeries['0020000E']) | |
| const instances = await qidoClient.searchForInstance ({ studyInstanceUID, seriesInstanceUID }); | |
| console.log(instances ) | |
| }) | |
| // form the /dicomweb/study/<studyid>/series/<seriesid>/instances/<instanceid>/frame/1 and send requests via fetch | |
| const url = 'my formed url' | |
| const request = new Request(url, {method: 'GET', headers: {}}); | |
| const response = await fetch(request, headers={}) | |
| // add to the caches object with the following hierachy | |
| // caches => | |
| // cache /dicomweb/study/<studyid>/series/<seriesid> | |
| // res cache.put(request, response) | |
| // cache /dicomweb/study/<studyid>/series/<seriesid> | |
| // cache /dicomweb/study/<studyid>/series/<seriesid> | |
| // this cache will be avaliable to OHIF app | |
| // helper functions | |
| // gets a string from dicomweb-client | |
| function getString(element, defaultValue) { | |
| if (!element) { | |
| return defaultValue; | |
| } | |
| // Value is not present if the attribute has a zero length value | |
| if (!element.Value) { | |
| return defaultValue; | |
| } | |
| // Sanity check to make sure we have at least one entry in the array. | |
| if (!element.Value.length) { | |
| return defaultValue; | |
| } | |
| // Join the array together separated by backslash | |
| // NOTE: Orthanc does not correctly split values into an array so the join is a no-op | |
| return element.Value.join('\\'); | |
| } |
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