[{"n": "Accessory navicular bone", "u": "/e/skeletal-disorders/accessory-navicular-bone/", "s": "An accessory bone of the foot that can cause pain and tendon issues."}, {"n": "Autosomal dominant hypophosphatemic rickets", "u": "/e/skeletal-disorders/autosomal-dominant-hypophosphatemic-rickets/", "s": "A rare hereditary rickets from FGF23 mutation causing phosphate loss."}, {"n": "Axial Biotech", "u": "/e/skeletal-disorders/axial-biotech/", "s": "Molecular diagnostics company focused on spine disorder genetics."}, {"n": "Baastrup's sign", "u": "/e/skeletal-disorders/baastrup-s-sign/", "s": "Kissing spine disorder with enlarged lumbar spinous processes."}, {"n": "Bone malrotation", "u": "/e/skeletal-disorders/bone-malrotation/", "s": "Bone malrotation is a rotational healing misalignment often after fracture surgery."}, {"n": "Bone metastasis", "u": "/e/skeletal-disorders/bone-metastasis/", "s": "Cancer that spreads from a primary tumor to bone tissue."}, {"n": "Brown tumor", "u": "/e/skeletal-disorders/brown-tumor/", "s": "A non-neoplastic bone lesion linked to hyperparathyroidism."}, {"n": "Chandler's disease", "u": "/e/skeletal-disorders/chandler-s-disease/", "s": "Rare avascular necrosis of the femoral head of unknown cause."}, {"n": "Chondrodystrophy", "u": "/e/skeletal-disorders/chondrodystrophy/", "s": "A genetic cartilage disorder causing short-limbed dwarfism."}, {"n": "Chronic recurrent multifocal osteomyelitis", "u": "/e/skeletal-disorders/chronic-recurrent-multifocal-osteomyelitis/", "s": "A rare autoinflammatory bone disorder without infection."}, {"n": "Femoroacetabular impingement", "u": "/e/skeletal-disorders/femoroacetabular-impingement/", "s": "Abnormal hip joint contact causing pain and osteoarthritis."}, {"n": "Gibbus deformity", "u": "/e/skeletal-disorders/gibbus-deformity/", "s": "A sharp angular kyphosis often from spinal tuberculosis in children."}, {"n": "Growth arrest lines", "u": "/e/skeletal-disorders/growth-arrest-lines/", "s": "Radiographic lines marking past growth plate positions from stress or recovery."}, {"n": "Hall–Riggs syndrome", "u": "/e/skeletal-disorders/hall-riggs-syndrome/", "s": "Rare autosomal recessive disorder with skeletal and neurological abnormalities."}, {"n": "Hereditary multiple exostoses", "u": "/e/skeletal-disorders/hereditary-multiple-exostoses/", "s": "A genetic disorder causing multiple benign bone tumors near growth plates."}, {"n": "Hypertrophic osteodystrophy", "u": "/e/skeletal-disorders/hypertrophic-osteodystrophy/", "s": "A bone disease of young, fast-growing dogs causing lameness and metaphyseal swelling."}, {"n": "Kienböck's disease", "u": "/e/skeletal-disorders/kienb-ck-s-disease/", "s": "Avascular necrosis of the lunate bone in the wrist."}, {"n": "Kniest dysplasia", "u": "/e/skeletal-disorders/kniest-dysplasia/", "s": "A rare dwarfism caused by COL2A1 mutation, first described in 1952."}, {"n": "Kyphoscoliosis", "u": "/e/skeletal-disorders/kyphoscoliosis/", "s": "Abnormal spinal curvature combining kyphosis and scoliosis."}, {"n": "Legg–Calvé–Perthes disease", "u": "/e/skeletal-disorders/legg-calv-perthes-disease/", "s": "Childhood hip disorder from disrupted femoral head blood flow."}, {"n": "Ligamentous laxity", "u": "/e/skeletal-disorders/ligamentous-laxity/", "s": "Ligamentous laxity can cause joint instability and may signal connective tissue disorders."}, {"n": "Malignant infantile osteopetrosis", "u": "/e/skeletal-disorders/malignant-infantile-osteopetrosis/", "s": "A rare infantile osteosclerosing dysplasia with poor prognosis."}, {"n": "Mastoiditis", "u": "/e/skeletal-disorders/mastoiditis/", "s": "Inflammation of the mastoid air cells, often from untreated ear infection."}, {"n": "Metachondromatosis", "u": "/e/skeletal-disorders/metachondromatosis/", "s": "A rare genetic disorder with bone tumors that often regress after childhood."}, {"n": "Müller AO Classification of fractures", "u": "/e/skeletal-disorders/m-ller-ao-classification-of-fractures/", "s": "A validated fracture classification system using a 5-element alphanumeric code."}, {"n": "Ollier disease", "u": "/e/skeletal-disorders/ollier-disease/", "s": "A rare skeletal disorder with multiple benign cartilage tumors."}, {"n": "Oncogenic osteomalacia", "u": "/e/skeletal-disorders/oncogenic-osteomalacia/", "s": "A paraneoplastic syndrome from benign tumors causing phosphate wasting."}, {"n": "Opsismodysplasia", "u": "/e/skeletal-disorders/opsismodysplasia/", "s": "A rare skeletal dysplasia with delayed bone maturation."}]