Blount's disease

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the inner and larger of the two bones of the lower leg; it articulates with the femur and head of the fibula above and with the talus below. See appendix 3-3 and see color plates.
Tibia. Anterior (A) and posterior (B) views of the right tibia. From Dorland's, 2000.
tibia val´ga a bowing of the leg in which the angulation is away from the midline of the body.
tibia va´ra medial angulation of the tibia in the metaphyseal region, due to a growth disturbance of the medial aspect of the proximal tibial epiphysis; there are both infantile and adolescent types. Called also Blount's disease.
Blount's disease osteochondrosis of posteromedial part of proximal tibia (see Table 1)
Table 1: Presentations of osteochondritis/osteochondrosis in the leg and foot
OCSite affectedTypeAge of onset (years)
Blount's diseaseProximal tibial epiphysisUnderdevelopment of medial epiphysis1-3; 6-13
Buschke's diseaseCuneiformsOssification anomaly11-15
Freiberg's diseaseSecond/third metatarsal headCrushing OC12-18
Iselin's diseaseBase of fifth metatarsalTraction apophysitis11-15
Kohler's diseaseNavicularCrushing OC3-7
Legg-Calve-Perthe diseaseCapital femoral epiphysisTrue OC2-16
Osgood-Schlatter diseaseTibial tuberosityTrauma-related11-15
Osteochondritis dissecansTalar dome
Lateral femoral condyle of knee
Sever's diseaseCalcaneal apophysisTraction apophysitis10-14
Sinding-Larson-Johansson diseasePatellaTraction apophysitis10-14
Treve's diseaseSesamoids (1 MTPJ)True OC15-20

1 MTPJ, first metatarsophalangeal joint.