Plantigrade: [skeleton, showing plantigrade habit]Hip spica cast: A hip spica cast is a sort of orthopedic cast used to immobilize the hip or thigh. It is used to facilitate healing of injured hip joints or of fractured femurs.TenotomyBoston brace: The Boston brace, a type of thoraco-lumbo-sacral-orthosis (TLSO), is a back brace used primarily for the treatment of idiopathic scoliosis in children. It was developed in 1972 by John Hall and William Miller at the Boston Children's Hospital in Boston, Massachusetts.Kocher's sign: Kocher's sign is a medical sign that denotes an eyelid phenomenon in hyperthyroidism and Basedow’s disease. In fixation on a fast upwards or downwards movement there occurs a convulsive retraction of the eyelid.Musculoskeletal abnormalityAchilles tendinitisAccessory navicular bone: An accessory navicular bone is an accessory bone of the foot that occasionally develops abnormally in front of the ankle towards the inside of the foot. This bone may be present in approximately 2-14% of the general population and is usually asymptomatic.List of diseases (A): This is a list of diseases starting with the letter "A".Pes anserinus (leg): Pes anserinus ("goose foot") refers to the conjoined tendons of three muscles that insert onto the anteromedial (front and inside) surface of the proximal extremity of the tibia. The muscles are the sartorius, gracilis and semitendinosus.Genetic load: Genetic load is the difference between the fitness of the theoretically optimal genotype and the fitness of the observed average genotype in a population. This means that populations with a low genetic load will tend to be healthier, have fitness that is less dispersed, and have offspring that are more likely to survive to reproduction.Medial ligament of talocrural joint: The medial ligament of talocrural joint (or deltoid ligament) is a strong, flat, triangular band, attached, above, to the apex and anterior and posterior borders of the medial malleolus.Vascular malformation: Vascular malformation is a blood vessel abnormality. There are many types, but the most common is arteriovenous malformation.Foot deformityFootballer's ankle: Footballer's Ankle is a pinching or impingement of the ligaments or tendons of the ankle between the bones, particularly the talus and tibia. This results in pain, inflammation and swelling.