Please use this identifier to cite or link to this item: https://olympias.lib.uoi.gr/jspui/handle/123456789/19897
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dc.contributor.authorArgyropoulou, M. I.en
dc.contributor.authorKiortsis, D. N.en
dc.contributor.authorEfremidis, S. C.en
dc.date.accessioned2015-11-24T19:03:25Z-
dc.date.available2015-11-24T19:03:25Z-
dc.identifier.issn0938-7994-
dc.identifier.urihttps://olympias.lib.uoi.gr/jspui/handle/123456789/19897-
dc.rightsDefault Licence-
dc.subjectmagnetic resonance imagingen
dc.subjectliveren
dc.subjectpituitary glanden
dc.subjectbeta-thalassemia majoren
dc.subjectironen
dc.subjectmagnetic-resonanceen
dc.subjectoverloaden
dc.subjecthemochromatosisen
dc.subjectdiagnosisen
dc.subjectquantificationen
dc.subjectferritinen
dc.subjectchildrenen
dc.subjectdiseaseen
dc.titleMRI of the liver and the pituitary gland in patients with beta-thalassemia major: Does hepatic siderosis predict pituitary iron deposition?en
heal.typejournalArticle-
heal.type.enJournal articleen
heal.type.elΆρθρο Περιοδικούel
heal.identifier.primaryDOI 10.1007/s00330-002-1421-3-
heal.identifier.secondary<Go to ISI>://000180891000003-
heal.identifier.secondaryhttp://www.springerlink.com/content/fe8v0n9ba00xm8dd/fulltext.pdf-
heal.languageen-
heal.accesscampus-
heal.recordProviderΠανεπιστήμιο Ιωαννίνων. Σχολή Επιστημών Υγείας. Τμήμα Ιατρικήςel
heal.publicationDate2003-
heal.abstractOur objective was to study, in thalassemic patients, if hepatic siderosis evaluated by MRI could predict the pituitary iron overload. In 36 thalassemic patients (age range 6-44 years, mean age 21.7 years) the liver/fat ratio (L/F), the pituitary/fat ratio (P/F), the liver and pituitary T2 relaxation times were evaluated, by using a multiecho spin-echo sequence. Serum ferritin levels were measured and an extensive endocrine evaluation was performed. The L/F, the P/F and pituitary T2 showed a good correlation with serum ferritin (r=-0.55, r=-0.55 and r=-0.53, respectively; p<0.01). Liver T2 did not show significant correlation with serum ferritin. The variability of L/F explained only the 10.8% of the variability of pituitary T2 and of the WE When ferritin was added to the model it predicted only the 26.85% and the 30.8% of the variability of pituitary T2 and of the P/F, respectively. The P/F and pituitary T2 were lower in patients with hypogonadotropic hypogonadism (group 1) compared with those without pituitary dysfunction (group 2). No significant differences of L/F were found between the two groups. Hepatic iron overload evaluated by MR is a poor predictor of pituitary siderosis. The MR studies of the pituitary gland might be necessary to evaluate the pituitary iron overload.en
heal.journalNameEuropean Radiologyen
heal.journalTypepeer-reviewed-
heal.fullTextAvailabilityTRUE-
Appears in Collections:Άρθρα σε επιστημονικά περιοδικά ( Ανοικτά) - ΙΑΤ

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