Muscle Activity During Gait
<—- Stance Phase —-> Swing Phase HS FF HR TO | | … Read more
Tibia and Fibula
Multiple Cartilaginous Exostoses (Hereditary Exostosis)
– See: Bone Tumor Menu – Discussion: – an osteochondroma that results from a dysplasia of peripheral growth plate; – as its name implies, multiple hereditary exostosis is an inherited condition which produces multiple exostoses; – occurs in 1 out of 50,000 people; – … Read more
Multiple Epiphyseal Dysplasia
Discussion multiple epiphyseal dysplasia (a common type of osteochondrodysplasia) is characterized by disturbance of normal ossification w/ in epiphysis; pathologic abnormality is a disturbance in enchondral ossification of epiphyses and physes; is inherited as an autosomal dominant trait with variable expressivity; disorder is manifested as multiple areas of abnormal growth and ossification of the epiphysis; … Read more
ORIF of Calcaneal Fractures
ORIF of Calcaneal Frx Using Lateral Approach: – Preoperative Planning: – Surgical Stratedgy: – pt in true lateral position – J or L approach w/ subperiosteal dissection off lateral wall, including calcaneo-fibular ligament (sural nerve in flap); – extension from tuberosity to calcaneo-cuboid (watch peroneals) – reduction of critical angle of Gissane/ anterior process to … Read more
Mosaicplasty and Cartilage Transplants for Chondral Injuries of the Knee
– Mosaicplasty: – refers to the technique of harvesting small circular (4-8 mm) autogenous grafts from the knee from non wt bearing regions of the knee, and transplanting the grafts in a mosaic pattern until the osteochondral defect is filled; – typically the grafts are harvested from the … Read more
Mortise views
– Evaluate for: – lateral talar shift: – medial clear space – deltoid injury – fibular shortening; – talocrural angle – tibiofibular line – fibular rotation, or lateral displacement; – tibiofibular line – syndesmotic integrity (see radiographs) – talar tilt: (stability) – osteochondral lesions of talus – Discussion: – fibular length, talar tilt, talar … Read more
Modified Brostrom Procedure
– See: Ankle Sprains – Discussion: – indications: – clinical symptoms are chief indications (radiographic findings may or may not correlate w/ the severity of the sprain and ankle dysfunction; – associated injuries: – longitudinal tear of … Read more
Modified Hardinge – Anterolateral Approach to the Hip
– See: Watson Jones Approach Smith Peterson Approach – Discussion: – in direct lateral approach, a curvilear split is made thru the anterior portion of the gluteus medius and vatus muscles, in order to gain access to the anterior face of the hip joint; … Read more
Modified Hoffman Procedure
– Discussion: – forefoot is most commonly affected portion of rheumatoid foot; – forefoot deformities include: – claw toe or hammer toe of lateral four toes; – severe hallux valgus – plantar keratosis beneath subluxed or … Read more
Methods to Estimate Growth Potenital
– Discussion: – growth-remaining method – straight-line graph method – arithmetic method is the simplest, but least accurate. – proximal femoral physis:: – 4 mm / yr (1/8 in/yr) – distal femoral physis: – … Read more