Scaphoid Nonunion — Why the Proximal Pole Dies ⏱ Chapters 0:00 Intro 0:41 EXPLAINER 1:15 EXPLAINER 2:11 EXPLAINER 3:10 EXPLAINER 3:58 EXPLAINER 4:48 EXPLAINER 5:17 Recap & sources Blood supply, humpback deformity, CT union, graft choice, and fixation In this OrthoVellum master lecture • Use CT to define displacement and humpback deformity • Treat proximal-pole perfusion as a biological constraint • Choose fixation and graft around the failure mechanism Full clinical topic and references: https://orthovellum.com/topics/scaphoid-fractures Image credits • Jarraya M et al., Radiol Res Pract (PMC3613077) — CC BY — https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3613077/ • Diagnostics (MDPI) (PMC11545356) — CC BY — https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11545356/ • Life (MDPI) (PMC10381215) — CC BY — https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10381215/ Educational only — not individual medical advice. #orthopaedics #orthopedics #medicaleducation #orthovellum Orthovellum.com