Multiple calcified amorphous tumors in a patient with end-stage renal disease

  • Naoko Sawada
  • Tomoko NakaoEmail author
  • Masao Daimon
  • Kan Nawata
  • Mariko Tanaka
  • Issei Komuro
Case image in cardiovascular ultrasound


Compliance with ethical standards

Conflict of interest

Naoko Sawada, Tomoko Nakao, Masao Daimon, Kan Nawata, Mariko Tanaka, and Issei Komuro have no conflict of interest to declare.

Human rights statements

We performed all procedures in accordance with the ethical standards of the responsible committee on human experimentation (institutional and national) and with the tenets of the Helsinki Declaration of 1964 and later revisions.

Informed consent

We obtained an informed consent from the patient for her participation in the study and the publication of the results with any accompanying images.

Supplementary material

Supplemental video. Transesophageal echocardiography. (A) Three masses can be observed on the lateral side, one on P1 and the others on the anterolateral commissure. (MPG 952 kb)

Supplemental video. Transesophageal echocardiography. (B) One mass was present on A3. (MPG 1172 kb)


  1. 1.
    Reynolds C, Tazelaar HD, Edwards WD. Calcified amorphous tumor of the heart (cardiac CAT). Hum Pathol. 1997;28:601–6.CrossRefGoogle Scholar
  2. 2.
    Kubota H, Fujioka Y, Yoshino H, et al. Cardiac swinging calcified amorphous tumors in end-stage renal failure patients. Ann Thorac Surg. 2010;90:1692–4.CrossRefGoogle Scholar
  3. 3.
    Chowdhary A, Walpole SC, Gupta S. A case of multiple cardiac calcified amorphous tumors. Indian Heart J. 2017;69:349–50.CrossRefGoogle Scholar
  4. 4.
    Fujiwara M, Watanabe H, Iino T, et al. Two cases of calcified amorphous tumor mimicking mitral valve vegetation. Circulation. 2012;125:432–4.CrossRefGoogle Scholar
  5. 5.
    Takeuchi T, Dohi K, Sato Y, et al. Calcified amorphous tumor of the heart in a hemodialysis patient. Echocardiography. 2016;33:1926–8.CrossRefGoogle Scholar

Copyright information

© Japanese Society of Echocardiography 2019

Authors and Affiliations

  • Naoko Sawada
    • 1
  • Tomoko Nakao
    • 2
    Email author
  • Masao Daimon
    • 2
  • Kan Nawata
    • 3
  • Mariko Tanaka
    • 4
  • Issei Komuro
    • 1
  1. 1.Department of Cardiovascular MedicineUniversity of Tokyo HospitalTokyoJapan
  2. 2.Department of Clinical LaboratoryUniversity of Tokyo HospitalTokyoJapan
  3. 3.Department of Cardiac SurgeryUniversity of Tokyo HospitalTokyoJapan
  4. 4.Department of PathologyUniversity of Tokyo HospitalTokyoJapan

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