Correlation of Patellofemoral Chondromalacia and Body Mass Index (BMI) in Relation to Sex and Age Analysis of 1.5T and 3.0T Magnetic Resonance (MR) Images Using the Outerbridge Scale

17 December 2022 : Database Analysis

Dominik Sieroń^1ABCDEF*, Izabella Jabłońska^2ABCEF, Paweł Niemiec

^3CDEF, Dawid Lukoszek^4CDEF, Karol Szyluk^56CDEF, Ivan Platzek

^7DEF, Hugo Meusburger^1DEF, Georgios Delimpasis^1DEF, Andreas Christe^1ABCDEF

DOI: 10.12659/MSM.937246

Med Sci Monit 2022; 28:e937246

Background Material and Methods Results Discussion Conclusions References

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Table 1 Outerbridge classification.

Grade	Macroscopy	MRI
Grade 0	Normal cartilage	Normal cartilage
Grade 1	Rough surface; chondral softening, focal thickening	Inhomogenous; high signal; surface intact; cartilage swelling
Grade 2	Irregular surface defects; <50% of cartilage thickness	Superficial ulceration, fissuring, fibrillation; <50% of cartilage thickness
Grade 3	Loss of >50% cartilage thickness	Ulceration fissuring, fibrillation; >50% of depth of cartilage
Grade 4	Cartilage loss	Full thickness chondral wear with exposure of subchondral bone

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