Weekly Chest CasesArchive of Old Cases

Case No : 1231 Date 2021-05-25

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  • Courtesy of Cherry Kim / Korea university Ansan hospital
  • Age/Sex 75 / F
  • Chief ComplaintGeneral weakness (1 week ago)
  • Figure 1
  • Figure 2
  • Figure 3

Diagnosis With Brief Discussion

Diagnosis
Ectopic parathyroid adenoma
Radiologic Findings
Figs. 1 and 2. A 5.5-cm ovoid heterogeneously enhancing mass lesion in the right paratracheal area, in the inferior aspect of the right thyroid gland, without definite continuity.
Fig. 3. Technetium-99m (Tc-99m) MIBI scans (taken at 20 min and 2 h). The Tc-99m MIBI image taken at 20 min shows a diffusely enlarged thyroid gland. A large residual uptake in the right upper paratracheal area is seen in the 2-h image.
Brief Review
1. Incidence: 20%
Please refer to
Case 1036, Case 920, Case 526,
References
Hoang JK, Sung WK, Bahl M, Phillips CD. How to perform parathyroid 4D CT: tips and traps for technique and interpretation. Radiology 2014;270(1):15
Keywords

No. of Applicants : 90

▶ Correct Answer : 52/90,  57.8%
  • - Saitama-Sekishinkai Hosptal , Japan MIHOKO YAMAZAKI
  • - Kinki University Faculty of Medicine, , Japan MITSURU MATSUKI
  • - Showa University Fujigaoka Hospital , Japan KYOKO NAGAI
  • - Showa General Hospital , Japan MASAFUMI KAIUME
  • - Mayo Clinic , United States AKITOSHI INOUE
  • - Chungbuk National University Hospital , Korea (South) YEONGTAE PARK
  • - Other , Korea (South) HYEJIN YANG
  • - , Saudi Arabia ABDULLAH ALOTAIBI
  • - , Korea (South) HYEYOUNG CHOI
  • - Chonbuk National University Hospital , Korea (South) MINGI SHIN
  • - Inje University Haeundae Paik Hospital , Korea (South) HYUNGIN PARK
  • - , Italy PAOLO BALDASSARI
  • - , India DIWAKAR C
  • - Tiger Gate Hospital , Japan SHIN-ICHI CHO
  • - Ichinomiya Nishi Hospital , Japan CHIHIRO KIGUCHI
  • - Chungbuk National University Hospital , Korea (South) JIYUN KANG
  • - Vita Hospital , Brazil DIOGO LAGO PINHEIRO
  • - Other , Korea (South) SEONGSU KANG
  • - university of montreal , Canada Andrei Bogdan Gorgos I
  • - The University of Tokyo Hospital , Japan TOSHIHIRO FURUTA
  • - Seoul National University Bundang Hospital , Korea (South) SUNG HYUN YOON
  • - Narayana Multispeciality Hospital Jaipur Rajasthan , India JAINENDRA JAIN
  • - Kyeongpook National University Hospital , Korea (South) HYEONJUN JANG
  • - Gifu University Hospital , Japan Yo Kaneko
  • - VDC, HYDERABAD , India KARTHIK RAYASAM
  • - , Japan KANAE TAKAHASHI
  • - McGill , Canada MUTAZ ADNAN KHAIRO
  • - Samsung Medical Center , Korea (South) KYOWON GU
  • - Soonchunhyang University Hospital Bucheon , Korea (South) SEONGHWAN BYUN
  • - Mallinckrodt Institute of Radiology , United States NAGANATHAN MANI
  • - Other , Korea (South) MINSU KIM
  • - University of Tsukuba, Dept of Radiology , Japan MANABU MINAMI
  • - CHU Lille , France PAUL LEBERT
  • - Seoul Veterans Hospital , Korea (South) JANG SEONG WON
  • - Chungbuk National University Hospital , Korea (South) PARK JUN HYEON
  • - , Saudi Arabia RAWAN AHMED ALJEFRI
  • - Chonnam National University Hospital , Korea (South) KIM SANG GYUN
  • - Other , Korea (South) KYU-CHONG LEE
  • - Kyoto University Hospital , Japan SATOSHI IKEDA
  • - Nishida Hospital , Japan SHOJI OKUDA
  • - University of Tsukuba Hospital , Japan SODAI HOSHIAI
  • - Toranomon Hospital , Japan KAORU SUMIDA
  • - Ichinomiya Nishi Hospital , Japan Takao Kiguchi
  • - The University of Tokyo Hospital , Japan HIROSHI TAKUMIDA
  • - , Japan KAZUMA TERAUCHI
  • - Chonnam National University Hospital , Korea (South) SEUNG WAN KANG
  • - National Center for Global Health and Medicine , Japan TOMOKI IMOKAWA
  • - Private sector , Greece VASILIOS TZILAS
  • - , Japan YUKI HAYASHI
  • - Chonnam National University Hwasun Hospital , Korea (South) WONGI JEONG
  • - , Korea (South) JIHYUN KIM
  • - Kyoto university , Japan AKIHIKO SAKATA
▶ Correct Answer as Differential Diagnosis : 11/90,  12.2%
  • - Korea University Guro Hospital , Korea (South) LEE SEOKYOUNG
  • - ZIGONG TCM HOSPITAL OF CHINA , China CAO CUN YOU
  • - NIMS, HYDERABAD , India BHASKAR K
  • - , Japan CHIAKI SATO
  • - Chonbuk National University Hospital , Korea (South) JUNGHWAN KIM
  • - National Center for Global Health and Medicine , Japan MASATOSHI HOTTA
  • - HHS , Canada S LEE
  • - Inje University Pusan Paik Hospital , Korea (South) JIYEON HAN
  • - The University of Tokyo Hospital , Japan RYO KUROKAWA
  • - Osaka City General Hospital , Japan SHU MATSUSHITA
  • - Chonbuk National University Hospital , Korea (South) DONG HAN SHIN
▶ Semi-Correct Answer : 3/90,  3.3%
  • - Shimada General Medical Center , Japan HAYATO NOZAWA
  • - Fortis hospital , Mohali , India SHALEEN RANA
  • - Chonbuk National University Hospital , Korea (South) YOUNG JU SONG
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