Highlights
- •Although infrequent, herpes zoster may result in motor neuropathy.
- •Motor involvement in the abdominal wall may develop a pseudohernia.
- •We report a case of abdominal wall post-herpetic pseudohernia.
- •MRI demonstrated signs of acute denervation in the abdominal wall muscles.
- •Pseudohernia does not require surgical intervention and has favorable prognosis.
Abstract
Herpes zoster is caused by the reactivation of latent varicella-zoster virus from
dorsal root ganglia. Although infrequent, simultaneous damage to the anterior horn
cells or anterior nerve roots at the same level may result in motor neuropathy. When
motor involvement is localized in the abdominal wall, a pseudohernia may be the clinical
presentation. We report a case of abdominal wall post-herpetic pseudohernia, with
clinical, ultrasound and MRI correlation. MRI demonstrated increased T2/STIR signal
intensity in the abdominal wall muscles, suggesting acute denervation. To our knowledge,
this is the first case report of postherpetic pseudohernia with acute denervation
demonstrated on MRI.
Keywords
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Article info
Publication history
Published online: January 09, 2018
Accepted:
January 8,
2018
Received in revised form:
December 26,
2017
Received:
November 8,
2017
Identification
Copyright
© 2018 Elsevier Inc. All rights reserved.