Benign Thymic Rebound Hyperplasia

  • Rajesh GuptaEmail author


The thymus atrophies with age, but in times of stress can regrow to its original size or beyond, known as thymic rebound. PET/MR imaging can play a role in evaluating the thymus with simultaneous anatomical and metabolic information to indicate thymic rebound versus malignancy.


Thymus Rebound thymus PET/MR FDG 

Suggested Reading

  1. Ackman JB, Wu CC. MRI of the thymus. AJR Am J Roentgenol. 2011;197(1):W15–20.CrossRefPubMedGoogle Scholar
  2. Gawande RS, Khurana A, Messing S. Differentiation of normal thymus from anterior mediastinal lymphoma and lymphoma recurrence at pediatric PET/CT. Radiology. 2012;262(2):613–22.CrossRefPubMedGoogle Scholar

Copyright information

© Springer International Publishing AG 2018

Authors and Affiliations

  1. 1.Department of RadiologyStony Brook University HospitalStony BrookUSA

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