Do Not Hallow until You Are out of the Wood! Ultrasonographic Detection of CPP Crystal Deposits in Menisci: Facts and Pitfalls

Purpose. Ultrasonography (US) has been demonstrated to be an important tool in the diagnosis of calcium pyrophosphate (CPP) crystal deposition disease. The aim of our study was to individuate and describe possible pitfalls in US detection of such deposits in menisci. Patients and Methods. We enroll...

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Main Authors: Georgios Filippou, Antonella Adinolfi, Panagiotis Bozios, Sauro Lorenzini, Valentina Picerno, Valentina Di Sabatino, Ilaria Bertoldi, Dario Gambera, Mauro Galeazzi, Bruno Frediani
Format: Article
Language:English
Published: Wiley 2013-01-01
Series:The Scientific World Journal
Online Access:http://dx.doi.org/10.1155/2013/181826
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author Georgios Filippou
Antonella Adinolfi
Panagiotis Bozios
Sauro Lorenzini
Valentina Picerno
Valentina Di Sabatino
Ilaria Bertoldi
Dario Gambera
Mauro Galeazzi
Bruno Frediani
author_facet Georgios Filippou
Antonella Adinolfi
Panagiotis Bozios
Sauro Lorenzini
Valentina Picerno
Valentina Di Sabatino
Ilaria Bertoldi
Dario Gambera
Mauro Galeazzi
Bruno Frediani
author_sort Georgios Filippou
collection DOAJ
description Purpose. Ultrasonography (US) has been demonstrated to be an important tool in the diagnosis of calcium pyrophosphate (CPP) crystal deposition disease. The aim of our study was to individuate and describe possible pitfalls in US detection of such deposits in menisci. Patients and Methods. We enrolled all patients waiting to undergo knee replacement surgery due to osteoarthritis, for one-month period. Each patient underwent US examination of the knee, focusing on the menisci. After surgery, the menisci were examined by US, macroscopically and microscopically, using the microscopic analysis as the gold standard for CPP deposition. Results. 11 menisci of 6 patients have been studied. Ex vivo examination of menisci performed better in CPP identification than in vivo examination. The possible reasons of misinterpretation or misdiagnosis of the in vivo exam were identified and are extensively described in the paper. Also a new sign of CPP crystal deposits was found. Conclusions. This study permitted to highlight some difficulties in CPP crystal detection by US in menisci. Further studies are needed to define completely US CPP crystal aspect and to improve the sensibility and specificity of US in CPP deposition diagnosis.
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spelling doaj-art-145a0be28f9445c39ec677948830d5712025-02-03T01:07:13ZengWileyThe Scientific World Journal1537-744X2013-01-01201310.1155/2013/181826181826Do Not Hallow until You Are out of the Wood! Ultrasonographic Detection of CPP Crystal Deposits in Menisci: Facts and PitfallsGeorgios Filippou0Antonella Adinolfi1Panagiotis Bozios2Sauro Lorenzini3Valentina Picerno4Valentina Di Sabatino5Ilaria Bertoldi6Dario Gambera7Mauro Galeazzi8Bruno Frediani9Department of Medicine, Surgery and Neurosciences, Rheumatology Section, University of Siena, Policlinico le Scotte, Viale Bracci, 53100 Siena, ItalyDepartment of Medicine, Surgery and Neurosciences, Rheumatology Section, University of Siena, Policlinico le Scotte, Viale Bracci, 53100 Siena, ItalyDepartment of Medicine, Surgery and Neurosciences, Rheumatology Section, University of Siena, Policlinico le Scotte, Viale Bracci, 53100 Siena, ItalyDepartment of Medicine, Surgery and Neurosciences, Rheumatology Section, University of Siena, Policlinico le Scotte, Viale Bracci, 53100 Siena, ItalyDepartment of Medicine, Surgery and Neurosciences, Rheumatology Section, University of Siena, Policlinico le Scotte, Viale Bracci, 53100 Siena, ItalyDepartment of Medicine, Surgery and Neurosciences, Rheumatology Section, University of Siena, Policlinico le Scotte, Viale Bracci, 53100 Siena, ItalyDepartment of Medicine, Surgery and Neurosciences, Rheumatology Section, University of Siena, Policlinico le Scotte, Viale Bracci, 53100 Siena, ItalyOrthopedic Unit, Casa di Cura Rugani, SS 222 Chiantigiana, 53100 Siena, ItalyDepartment of Medicine, Surgery and Neurosciences, Rheumatology Section, University of Siena, Policlinico le Scotte, Viale Bracci, 53100 Siena, ItalyDepartment of Medicine, Surgery and Neurosciences, Rheumatology Section, University of Siena, Policlinico le Scotte, Viale Bracci, 53100 Siena, ItalyPurpose. Ultrasonography (US) has been demonstrated to be an important tool in the diagnosis of calcium pyrophosphate (CPP) crystal deposition disease. The aim of our study was to individuate and describe possible pitfalls in US detection of such deposits in menisci. Patients and Methods. We enrolled all patients waiting to undergo knee replacement surgery due to osteoarthritis, for one-month period. Each patient underwent US examination of the knee, focusing on the menisci. After surgery, the menisci were examined by US, macroscopically and microscopically, using the microscopic analysis as the gold standard for CPP deposition. Results. 11 menisci of 6 patients have been studied. Ex vivo examination of menisci performed better in CPP identification than in vivo examination. The possible reasons of misinterpretation or misdiagnosis of the in vivo exam were identified and are extensively described in the paper. Also a new sign of CPP crystal deposits was found. Conclusions. This study permitted to highlight some difficulties in CPP crystal detection by US in menisci. Further studies are needed to define completely US CPP crystal aspect and to improve the sensibility and specificity of US in CPP deposition diagnosis.http://dx.doi.org/10.1155/2013/181826
spellingShingle Georgios Filippou
Antonella Adinolfi
Panagiotis Bozios
Sauro Lorenzini
Valentina Picerno
Valentina Di Sabatino
Ilaria Bertoldi
Dario Gambera
Mauro Galeazzi
Bruno Frediani
Do Not Hallow until You Are out of the Wood! Ultrasonographic Detection of CPP Crystal Deposits in Menisci: Facts and Pitfalls
The Scientific World Journal
title Do Not Hallow until You Are out of the Wood! Ultrasonographic Detection of CPP Crystal Deposits in Menisci: Facts and Pitfalls
title_full Do Not Hallow until You Are out of the Wood! Ultrasonographic Detection of CPP Crystal Deposits in Menisci: Facts and Pitfalls
title_fullStr Do Not Hallow until You Are out of the Wood! Ultrasonographic Detection of CPP Crystal Deposits in Menisci: Facts and Pitfalls
title_full_unstemmed Do Not Hallow until You Are out of the Wood! Ultrasonographic Detection of CPP Crystal Deposits in Menisci: Facts and Pitfalls
title_short Do Not Hallow until You Are out of the Wood! Ultrasonographic Detection of CPP Crystal Deposits in Menisci: Facts and Pitfalls
title_sort do not hallow until you are out of the wood ultrasonographic detection of cpp crystal deposits in menisci facts and pitfalls
url http://dx.doi.org/10.1155/2013/181826
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