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The Thessaly test at 20° of knee flexion accurately detected meniscal tears

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 Q In patients with knee injury, what is the accuracy of the Thessaly test in detecting meniscal tears?

Clinical impact ratings Surgery—orthopaedics ★★★★★★☆


Embedded ImageDesign:

blinded comparison of clinical tests with magnetic resonance imaging (MRI).

Embedded ImageSetting:

sports injuries outpatient clinic of a university hospital in Larissa, Greece.

Embedded ImagePatients:

213 patients (mean age 29 y, 74% men) who had a knee injury > 4 weeks previously with an initial diagnosis of meniscal tear based on history and mechanism of injury. Exclusion criteria: multiple knee injuries, previous knee surgery, signs of osteoarthritis, articular cartilage injuries, neurological and musculoskeletal degenerative and synovial disorders, or abnormal radiography results. 197 patients (mean age 31 y, 73% men) with lumbar spine or shoulder disorders but no knee symptoms or history of knee disorders formed a control group.

Embedded ImageDescription of tests:

patients in the …

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  • For correspondence: Dr T Karachalios, University of Thessaly, Larissa, Hellenic Republic, Greece. kar{at}

  • Source of funding: no external funding.