– See: PIN – Inciting causes: – radiocapitellar joint ganglions and synovitis – congenital tightness of ligamentous arcade of Frohse; – include poorly placed screws for fracture fixation – PIN is vulnerable during ORIF of proximal radius; – in 25% … Read more
– Anatomy: – this nerve is deep motor branch of radial nerve & supplies all of extrinsic wrist extensors except for the ECRL; – radial nerve enters the anterior compartment of the arm lying deeply between brachialis medially & BR & ECRL laterally; – PIN passes thru supinator muscle in its course from anterior to … Read more
– Discussion: – evaluation of the painful hip replacement and exam for THR loosening: – heterotopic ossification: – post op AP & lateral x-rays should include entire length of stem & cement mass; – femur and cement column are inspected carefully and compared w/ previous films for changes indicating component loosening, stem … 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
– Surgical Considerations: – preoperative anticoagulants: – consider use of cell saver; – if patients have a medical condition that requires preoperative anticoagulants, then consider using press fit femoral and acetabular components; – a prerequisite for cementing femoral stems, is the ability to … Read more
– Discussion: – one of several causes of heel pain; – the pain is located somewhat more distally than in other causes of heel pain syndrome – symptoms include gradual onset of pain at the origin of the plantar aponeurosis and 1 cm distal to this area … Read more
– See: – Acetabular Fractures: – Total Hip Arthroplasty: – Discussion: – in the report by Bellabarba C, et al, the authors compared the results of arthroplasty in patients who had had prior operative treatment of their acetabular fracture with those in patients who had had … Read more
– Discussion: – NSAIA; – Rheumatoid and osteoarthritis, ankylosing spondylitis; – Dosage: 10-20mg PO qd (has an extended half life); – therapeutic response should only be assessed after two weeks or more of continuous treatment; – may cause diarrhea; – Contraindicated in patients … 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