Discussion trimalleolar fractures involve frx of the medial and lateral malleoli along w/ a frx of the posterior lip of tibial plafond; frx fragment results from avulsion by the posterior tibiofibular ligament at its site of attachment to the tibia; clinical results triamalleolar frxs are generally worse w/ larger fragments involving a larger portion of … Read more
– Anatomy: – three posterior divsions of brachial plexus form posterior cord: (C5 , C6 , C7, C8, T1) – upper subscapular nerve to subscapularis – thoracodorsal to latissimus dorsi – lower subscapular nerve to subscapularis and teres major … Read more
– See: – AP view – Carpal height & Carpal height ratio – Clenched Fist AP – Radial Inclination – Radial Length & Width – Ulnar Variance – X-ray for Distal Radius Frx – Discussion: – AP View is prefered for … Read more
– Discussion: – initial postop plaster splint holds the wrist in 20 degree flexion, MP joints in at least 60 degree flexion, and digits should be held in extension inorder to avoid contractures; – motion is begun after a few days, once it is clear that the wounds are healing well; … Read more
– Discussion: – initial postop plaster splint holds wrist in 20 deg flexion, MP joints in at least 60 deg flexion, and digits should be held in extension in order to avoid contractures; – early motion is started to decrease tendon adhesions & to improve digit motion; – patients … Read more
– See: Osteolysis and Insertion of Polyethylene – Discussion: – originally Charnley used high density polyethylene and later this was changed to ultrahigh molecular weight polyethylene – impact strength of UHMWPE is higher than that for HDPE and the density of UHMWPE is much lower than … Read more
(see also: juvenile RA menu) Discussion definition: > 5 involved joints; large and small joint may be affected; accounts for about 50% of patients w/ JRA; may occur at 1-3 yrs or during early adolescence (after age 10); children w/ seronegative arthritis usually present before age 5 years and have iridocyclitis if fewer than five … Read more
– Discussion: – by definition, is a decrease of more than 2-5 mm in the verticle distance of the femoral stem; – minor subsidence is to be expected in the first year or two following surgery; – more than 5 mm of subsidence … Read more
Discussion pigmented villonodular synovitis is a slow growing, benign, and locally invasive tumor of the synovium; location: most often involves the knee (also in hip, ankle, elbow, etc.); always consider PVNS in a younger patient with unexplained hip pain; acute episodic attacks of pain and swelling may occur; patients may have mechanical symptoms (locking and … Read more