{"title":"99mTc-Tetrofosmin心肌灌注显像检测异位纵隔甲状旁腺瘤。","authors":"Varvara Valotassiou, Marianna Vlychou, Sotiria Alexiou, Dimitrios Psimadas, George Angelidis, Panagiotis Georgoulias","doi":"10.4103/ijnm.ijnm_40_25","DOIUrl":null,"url":null,"abstract":"<p><p>Parathyroid ectopia may occur in various anatomical regions and is caused by abnormal embryological migration of the parathyroid glands. Ectopic parathyroid adenomas account for 6%-16% of cases of primary hyperparathyroidism. We present the case of a mediastinal ectopic adenoma detected on myocardial perfusion imaging with 99m Technetium (99mTc)-tetrofosmin in a 64-year-old patient. Incidental extracardiac 99mTc-tetrofosmin uptake in mediastinal ectopic parathyroid adenomas has been rarely reported in the literature. Our case is rare as it represents a small proportion of all ectopic parathyroid adenomas.</p>","PeriodicalId":45830,"journal":{"name":"Indian Journal of Nuclear Medicine","volume":"40 4","pages":"252-254"},"PeriodicalIF":0.5000,"publicationDate":"2025-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12503182/pdf/","citationCount":"0","resultStr":"{\"title\":\"Detection of Ectopic Mediastinal Parathyroid Adenoma on Myocardial Perfusion Scintigraphy with 99mTc-Tetrofosmin.\",\"authors\":\"Varvara Valotassiou, Marianna Vlychou, Sotiria Alexiou, Dimitrios Psimadas, George Angelidis, Panagiotis Georgoulias\",\"doi\":\"10.4103/ijnm.ijnm_40_25\",\"DOIUrl\":null,\"url\":null,\"abstract\":\"<p><p>Parathyroid ectopia may occur in various anatomical regions and is caused by abnormal embryological migration of the parathyroid glands. Ectopic parathyroid adenomas account for 6%-16% of cases of primary hyperparathyroidism. We present the case of a mediastinal ectopic adenoma detected on myocardial perfusion imaging with 99m Technetium (99mTc)-tetrofosmin in a 64-year-old patient. Incidental extracardiac 99mTc-tetrofosmin uptake in mediastinal ectopic parathyroid adenomas has been rarely reported in the literature. Our case is rare as it represents a small proportion of all ectopic parathyroid adenomas.</p>\",\"PeriodicalId\":45830,\"journal\":{\"name\":\"Indian Journal of Nuclear Medicine\",\"volume\":\"40 4\",\"pages\":\"252-254\"},\"PeriodicalIF\":0.5000,\"publicationDate\":\"2025-07-01\",\"publicationTypes\":\"Journal Article\",\"fieldsOfStudy\":null,\"isOpenAccess\":false,\"openAccessPdf\":\"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12503182/pdf/\",\"citationCount\":\"0\",\"resultStr\":null,\"platform\":\"Semanticscholar\",\"paperid\":null,\"PeriodicalName\":\"Indian Journal of Nuclear Medicine\",\"FirstCategoryId\":\"1085\",\"ListUrlMain\":\"https://doi.org/10.4103/ijnm.ijnm_40_25\",\"RegionNum\":0,\"RegionCategory\":null,\"ArticlePicture\":[],\"TitleCN\":null,\"AbstractTextCN\":null,\"PMCID\":null,\"EPubDate\":\"2025/9/19 0:00:00\",\"PubModel\":\"Epub\",\"JCR\":\"Q4\",\"JCRName\":\"RADIOLOGY, NUCLEAR MEDICINE & MEDICAL IMAGING\",\"Score\":null,\"Total\":0}","platform":"Semanticscholar","paperid":null,"PeriodicalName":"Indian Journal of Nuclear Medicine","FirstCategoryId":"1085","ListUrlMain":"https://doi.org/10.4103/ijnm.ijnm_40_25","RegionNum":0,"RegionCategory":null,"ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"2025/9/19 0:00:00","PubModel":"Epub","JCR":"Q4","JCRName":"RADIOLOGY, NUCLEAR MEDICINE & MEDICAL IMAGING","Score":null,"Total":0}
Detection of Ectopic Mediastinal Parathyroid Adenoma on Myocardial Perfusion Scintigraphy with 99mTc-Tetrofosmin.
Parathyroid ectopia may occur in various anatomical regions and is caused by abnormal embryological migration of the parathyroid glands. Ectopic parathyroid adenomas account for 6%-16% of cases of primary hyperparathyroidism. We present the case of a mediastinal ectopic adenoma detected on myocardial perfusion imaging with 99m Technetium (99mTc)-tetrofosmin in a 64-year-old patient. Incidental extracardiac 99mTc-tetrofosmin uptake in mediastinal ectopic parathyroid adenomas has been rarely reported in the literature. Our case is rare as it represents a small proportion of all ectopic parathyroid adenomas.