A New Stage and Classification of Osteonecrosis of the Femoral Head Based on MRI With Pathophysiological Interpretation.
Shen M; Li H; Liu H; Ma Q; Wang B; Cheng L; Ma J · 2026 · Orthopaedic surgery
WASTE classifies this as Negative / Null Result Report · AI classification, approximate
The study found no significant effect — useful as a negative control or null benchmark for your own design.
Abstract (excerpt)
Background To explore the influence of the new stage and classification system based on the correlation between MRI and pathological features on the collapse, symptoms, and function of femoral head necrosis. Existing radiographic staging…
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Metadata source: Europe PMC · DOI 10.1111/os.70351