Ortho Preferred Malpractice Insurance

Metatarsus Adductus

– Discussion:     – a condition in which the there is medial displacement of the metatarsals on the cuneiform;     – forefoot is adducted at the tarsal metarsal joint;     – usually seen in the first year;     – is bilateral in 50% of patients may be associated with hip displasia … Read more

Metatarsalgia

– Discussion:     – in the normal foot, metatarsal heads bear one half of a person’s body wt, when the foot is plantigrade;            – the first metatarsal normally bears half the wt of the forefoot;     – long 2nd metatarsal can contribute to pressure under metatarsal head;   … Read more

Metallurgy: TKR

– Discussion:  – femoral component is made of chrome colbalt alloy w/ its proven wear characteristics articulating with high density poly ethylene;  – tibial & patella components are metal backed w/ titanium alloy;  – enhance fatigue strength of titanium decreases potential for stress fracture of the metallic tibial tray;  – in metal back patella component, the … Read more

Merchant Technique

– Discussion:     – for evaluation of both the patella and trochlea surfaces of femur;     – disadvantages:           – this view does not necessarily predict which patients will show functional improvements w/ surgical realignment;           – as pointed out by O’Neil (1997) some patients … Read more

Meniscii

 – Discussion:     – semilunar cartilages are extensions of tibial articulation of knee;     – w/o menisci, tibial articulation is incongruous with the femur;      – microscopic features      – vascular anatomy      – anatomy:            – medial meniscus                   – … Read more

Medial Release

– Discussion:      – following are components of a Medial Release:      – recession or excision of abductor hallucis;      – elongation/release of                – tibionavicular portion of deltoid ligament                – tibialis posterior tendon                – talonavicular joint capsule                – talocalcaneal joint capsule                – interosseous ligament (only rarely performed) … Read more