{"cited_by_count":1497527,"description":"This cluster of papers focuses on the use of Positron Emission Tomography (PET) imaging in oncology, covering topics such as PET/CT imaging, cancer tumor imaging, image reconstruction, molecular imaging, quantitative analysis, attenuation correction, and response criteria. The cluster also discusses the application of PET imaging in small animal research.","display_name":"Medical Imaging Techniques and Applications","domain_id":"4","external_ids":{"openalex":"https://openalex.org/T10522","wikipedia":"https://en.wikipedia.org/wiki/Positron_emission_tomography"},"field_id":"27","id":"T10522","keywords":[{"display_name":"positron emission tomography","id":"positron-emission-tomography","score":0.2183,"url":"https://openalex.org/keywords/positron-emission-tomography"},{"display_name":"PET/CT","id":"pet-ct","score":0.2699,"url":"https://openalex.org/keywords/pet-ct"},{"display_name":"FDG-PET","id":"fdg-pet","score":0.2059,"url":"https://openalex.org/keywords/fdg-pet"},{"display_name":"standardized uptake value","id":"standardized-uptake-value","score":0.3477,"url":"https://openalex.org/keywords/standardized-uptake-value"},{"display_name":"nuclear medicine","id":"nuclear-medicine","score":0.2214,"url":"https://openalex.org/keywords/nuclear-medicine"},{"display_name":"SPECT","id":"spect","score":0.302,"url":"https://openalex.org/keywords/spect"},{"display_name":"attenuation correction","id":"attenuation-correction","score":0.5862,"url":"https://openalex.org/keywords/attenuation-correction"},{"display_name":"iterative reconstruction","id":"iterative-reconstruction","score":0.2862,"url":"https://openalex.org/keywords/iterative-reconstruction"},{"display_name":"18F-FDG","id":"18f-fdg","score":0.4166,"url":"https://openalex.org/keywords/18f-fdg"},{"display_name":"18F-FDG PET","id":"18f-fdg-pet","score":0.2004,"url":"https://openalex.org/keywords/18f-fdg-pet"},{"display_name":"filtered backprojection","id":"filtered-back-projection","score":0.3155,"url":"https://openalex.org/keywords/filtered-back-projection"},{"display_name":"single photon emission computed tomography","id":"single-photon-emission-computed-tomography","score":0.2862,"url":"https://openalex.org/keywords/single-photon-emission-computed-tomography"},{"display_name":"gamma camera","id":"gamma-camera","score":0.3986,"url":"https://openalex.org/keywords/gamma-camera"},{"display_name":"SPECT/CT","id":"spect-ct","score":0.2597,"url":"https://openalex.org/keywords/spect-ct"},{"display_name":"SUVmax","id":"suvmax","score":0.2269,"url":"https://openalex.org/keywords/suvmax"},{"display_name":"scatter correction","id":"scatter-correction","score":0.5234,"url":"https://openalex.org/keywords/scatter-correction"},{"display_name":"PET image reconstruction","id":"pet-image-reconstruction","score":0.8651,"url":"https://openalex.org/keywords/pet-image-reconstruction"},{"display_name":"PET/MRI","id":"pet-mri","score":0.4237,"url":"https://openalex.org/keywords/pet-mri"},{"display_name":"small animal imaging","id":"preclinical-imaging","score":0.2881,"url":"https://openalex.org/keywords/preclinical-imaging"},{"display_name":"PET quantification","id":"pet-quantification","score":0.7366,"url":"https://openalex.org/keywords/pet-quantification"},{"display_name":"dynamic PET","id":"dynamic-pet","score":0.6909,"url":"https://openalex.org/keywords/dynamic-pet"},{"display_name":"time-activity curves","id":"time-activity-curves","score":0.4124,"url":"https://openalex.org/keywords/time-activity-curves"},{"display_name":"OSEM","id":"ordered-subsets-expectation-maximization","score":0.8359,"url":"https://openalex.org/keywords/ordered-subsets-expectation-maximization"},{"display_name":"time-of-flight PET","id":"time-of-flight-pet","score":0.5228,"url":"https://openalex.org/keywords/time-of-flight-pet"},{"display_name":"small animal PET","id":"small-animal-pet","score":0.4837,"url":"https://openalex.org/keywords/small-animal-pet"}],"legacy_keywords":["PET/CT","imaging","cancer","tumor","reconstruction","molecular","quantitative","attenuation correction","response criteria","small animal"],"openalex_id":"https://openalex.org/T10522","source_created_date":"2024-01-23T15:27:06","source_updated_date":"2026-10-17T03:02:00","subfield_id":"2741","url":"/topics/T10522","works_api_url":"https://api.openalex.org/works?filter=topics.id:T10522","works_count":136040,"label":"Medical Imaging Techniques and Applications","provider":"openalex","revision":"fd4c6bc4c44ddd6b","taxonomy_revision":"f050b5d4780b1289","title":"Medical Imaging Techniques and Applications","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"36240213568038310","address_version":"morton4x16-v1","coordinates":[4,27,2741,10522],"answer_status":"Directory metadata; local answer requires separate source review","truth_status":"Subject descriptor, not a factual answer or a demonstrated knowledge gap","reviewed_answer":null}