Orthopaedic Wiki

Arthroplasty 6 months ago

Periprosthetic Fractures — Classification & Management

Classification guides treatment by considering fracture location, implant stability, and bone stock. THA femur: **Vancouver** (A: trochanteric; B1: around stem-stable; B2...

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Tumor 6 months ago

Limb Salvage Surgery in Bone Tumors

Oncologic principles: accurate diagnosis, staging (MRI, PET/CT), biopsy planning, and **wide margins**. Indications: resectable tumors with adequate soft-tissue coverage...

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Tumor 6 months ago

Metastatic Bone Disease

Most common malignant tumor of bone overall. Primary sources: breast, prostate, lung, kidney, thyroid. Lesions: breast (mixed), prostate (blastic), lung/kidney/thyroid (l...

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Sports 6 months ago

PCL Injuries — Diagnosis & Management

PCL resists posterior tibial translation. Mechanism: dashboard injury, fall on flexed knee with foot plantarflexed. Clinical: posterior sag sign, posterior drawer test, q...

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Sports 6 months ago

Meniscus Repair vs Meniscectomy

Meniscus vital for load transmission, shock absorption, joint stability. Repair preferred when possible (red-red, red-white tears, vertical longitudinal). Meniscectomy in...

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Sports 6 months ago

Rotator Cuff Repair

Rotator cuff provides dynamic stability and elevation of shoulder. Tears: acute traumatic vs degenerative. Indications for repair: symptomatic full-thickness tear, acute...

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Tumor 6 months ago

Chondrosarcoma

Second most common primary malignant bone tumor in adults. Occurs age 40–70 yrs; M > F. Common sites: pelvis, femur, shoulder girdle, ribs. Variants: conventional, clear...

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Tumor 6 months ago

Enchondroma vs Osteochondroma

Enchondroma: intramedullary cartilage tumor, common in hand phalanges. Osteochondroma: cartilage-capped exophytic lesion from metaphysis. Syndromes: Ollier, Maffucci (enc...

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Tumor 6 months ago

Multiple Myeloma — Orthopaedic View

Most common primary malignant bone tumor in adults (median age ~65 yrs). Neoplastic proliferation of plasma cells → monoclonal immunoglobulin production. Classical CRAB f...

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Pediatrics 6 months ago

Congenital Talipes Equinovarus — Relapse & Tibialis Transfer

Relapse often due to **brace non‑compliance**; dynamic supination is common in toddlers. Initial management is **re‑casting** following Ponseti principles; evaluate for r...

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Pediatrics 6 months ago

Osteogenesis Imperfecta — Sillence Types

OI due to COL1A1/2 defects; **Sillence I–IV** (classic) with expanded types V–VII; severity ranges from mild to perinatal lethal. Clinical: **blue sclerae**, dentinogenes...

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Pediatrics 6 months ago

Pediatric Supracondylar Humerus Fracture

Gartland I–III (± IV for multidirectional instability). Complications to watch: **brachial artery injury**, **median/anterior interosseous nerve palsy**, **compartment sy...

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