Small- to medium-sized arteritis diagnosed by F-18 FDG PET/CT: A case report.

Sang-Min Oh, Seok Tae Lim, Hwan-Jeong Jeong, Yeon-Hee Han

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Article in Medicine, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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4 authors.

Sang-Min OhDepartment of Internal Medicine, Jeonbuk National University Medical School and Hospital, Jeonju, Jeonbuk, Republic of Korea.

Seok Tae LimDepartment of Nuclear Medicine, Research Institute of Clinical Medicine of Jeonbuk National University-Biomedical Research Institute of Jeonbuk National University Hospital, Cyclotron Research Center, Molecular Imaging and Therapeutic Medicine Research Center, Jeonbuk National University Medical School and Hospital, Jeonju, Jeonbuk, Republic of Korea.

Hwan-Jeong JeongDepartment of Nuclear Medicine, Research Institute of Clinical Medicine of Jeonbuk National University-Biomedical Research Institute of Jeonbuk National University Hospital, Cyclotron Research Center, Molecular Imaging and Therapeutic Medicine Research Center, Jeonbuk National University Medical School and Hospital, Jeonju, Jeonbuk, Republic of Korea.

Yeon-Hee HanDepartment of Nuclear Medicine, Research Institute of Clinical Medicine of Jeonbuk National University-Biomedical Research Institute of Jeonbuk National University Hospital, Cyclotron Research Center, Molecular Imaging and Therapeutic Medicine Research Center, Jeonbuk National University Medical School and Hospital, Jeonju, Jeonbuk, Republic of Korea.

Funding

Research Base Construction Fund Support Program

6 · The paper itself

Abstract

rationaleEarly diagnosis of arteritis is challenging due to nonspecific symptoms and often requires invasive procedures. This case illustrates the utility of F-18 FDG PET/CT as a noninvasive imaging modality for identifying inflammatory vascular diseases, thereby facilitating timely treatment and avoiding unnecessary interventions. PATIENT CONCERNS: A 65-year-old man presented to the emergency department with a persistent fever and generalized muscle pain lasting for 3 weeks. DIAGNOSES: F-18 FDG PET/CT revealed linear and branching tree-like patterns of hypermetabolism in the arteries of both arms and thighs, leading to the diagnosis of arteritis.

interventionsFollowing the rheumatologist's recommendation, intravenous prednisolone therapy was initiated. OUTCOMES: Shortly after starting prednisolone therapy, his fever subsided and muscle pain resolved. LESSONS: This case highlights the valuable role of F-18 FDG PET/CT in diagnosing small- to medium-sized arteritis, providing a noninvasive approach that can help avoid unnecessary procedures and inappropriate use of antibiotics, while also enabling objective monitoring of treatment response.

Indexed as

ArteritisFluorodeoxyglucose F18Positron Emission Tomography Computed TomographyAgedHumansMalePrednisoloneRadiopharmaceuticalsFluorodeoxyglucose F18PrednisoloneRadiopharmaceuticalsarteritisF-18 FDGfeverPET/CT

Identifiers

PMID41861235

DOI10.1097/MD.0000000000048083

PMCPMC13008224

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