Orthopaedic Wiki

Pediatrics 1 month 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 1 month 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 1 month 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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Tumor 1 month ago

Ewing’s Sarcoma — Protocols

Second most common malignant bone tumor in children/adolescents after osteosarcoma. Characterized by t(11;22) → EWS-FLI1 translocation. Common sites: diaphysis of long bo...

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Pediatrics 1 month ago

Developmental Dysplasia of Hip (DDH) — Pavlik to Osteotomy

Early detection with Barlow/Ortolani; ultrasound (Graf) guides treatment under 6 months. Pavlik harness is first‑line for reducible dislocation under ~6 months; avoid exc...

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Pediatrics 1 month ago

SCFE — Loder Classification & Fixation

Loder classification: **Stable** (able to walk, even with aids) vs **Unstable** (non‑ambulatory) — strongest predictor of AVN. Typical patient: obese adolescent (boys > g...

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Pediatrics 1 month ago

Legg‑Calvé‑Perthes — Staging & Prognosis

Idiopathic avascular necrosis of capital femoral epiphysis in 4–8‑year‑olds (boys > girls). Radiographic **Waldenström stages**: Initial, Fragmentation, Re‑ossification,...

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Pediatrics 1 month ago

Blount’s Disease — Langenskiöld Classification

Pathologic varus from disordered endochondral growth of medial proximal tibial physis; early walkers/obesity risk. **Langenskiöld stages I–VI** describe progressive physe...

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Spine 1 month ago

Spondylolisthesis — Wiltse Classification

Wiltse etiologic types: I dysplastic, II isthmic (IIA lytic, IIB elongated pars, IIC acute pars), III degenerative, IV traumatic (other than pars), V pathologic, VI iatro...

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Spine 1 month ago

Atlantoaxial Instability — Pediatric & RA

Causes: congenital anomalies (Down syndrome), os odontoideum, trauma, and rheumatoid arthritis with transverse ligament incompetence. Measure atlantodental interval (ADI)...

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Spine 1 month ago

Lumbar Canal Stenosis — Decompression Options

Degenerative stenosis from disc bulge, facet arthrosis, and ligamentum flavum hypertrophy causes neurogenic claudication. MRI confirms stenosis; correlate with walking to...

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Spine 1 month ago

Thoracolumbar Burst Fractures — Load Sharing

Assess stability and neurology with TLICS; Load Sharing Classification (McCormack) predicts need for anterior support. High load‑sharing score (≥7) → consider anterior co...

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