The main objective is to establish that a new technique of amyloidosis typing by Proteomics (based on nanoLC-MS/MS mass spectrometry) allows typing in \> 90% of observations in patients whose Amyloidosis is reported to have failed typing (impossible typing, uncertain or inconsistent) with the traditional anatomopathological approach, and this in a cohort of 40 patients identified consecutively in the Department of pathological anatomy and cytology of the University Hospital of Toulouse and included prospectively.
Study Type
INTERVENTIONAL
Allocation
NA
Purpose
DIAGNOSTIC
Masking
NONE
Enrollment
27
Amyloidosis typing using nanoLC-MS/MS method
University hospital of Toulouse
Toulouse, France
Amyloidosis typing
Amyloidosis typing rate with the new technique
Time frame: Day 0
Time to return the result
Time to return the result with the new technique (time in days)
Time frame: Day 0
Concordance
Agreement between the proteomic conclusion and the clinical judgement (binary answer : yes/no)
Time frame: Day 0
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