– See: Myelodysplasia: – Discussion: – syringomyelia is a condition in which tubular cavity, or syrinx, in central area of spinal cord gradually expands leading to progressive myelopathy; – it is associated w/ disturbed hydrodynamics of cervical spinal fluid w/ or w/o associated obstruction at the cranial cervical junction; … Read more
– Age: – references: – Total joint arthroplasty in the extremely elderly: hip and knee arthroplasty after entering the 89th year of life – Outcome of hip and knee arthroplasty in persons aged 80 years and older – Revision total hip arthroplasty in octogenarians. A case-control study – Primary cementless … Read more
– Position: – beach chair position; – position should allows full shouler extension, exernal and internal rotation (note that the posterior cuff will be brought into the operative field by extending and internally rotating the shoulder – which is acomplished by pinning the patient’s arm between the OR table … Read more
– See: – Blount Fracture: Both Bone Forearm Fracture – Plating Techniques – Position: – arm is placed on an upholstered armboard w/ medium elbow flexion and full arm pronation; – Surgical Approach: – interneural approach: lies between ECU (PIN) & FCU (ulnar nerve); – … Read more
– See: – Anterolateral Approach – Kocher approach – Posterolateral Approach to the Ankle: (Gatellier and Chastang) – Medial Approach to the Ankle – Anterior Approach: – allows acces to medial malleolus & medial articular facet of body of talus – it is used for ankle fusion, anterior … Read more
– Discussion: – anatomic variations: of tendons in 1st extensor compartment; – APL & EPB tendons may occupy separate canals, or lie together in one osseofibrous canal; – commonly there is one EPB and multiple APL; – there is separation of first extensor compartment more often in pts w/ DeQuervain’s tenosynovitis than in those w/o … Read more
– Anatomy: – suprascapular nerve is derived from upper trunk of brachial plexus, typically receiving fibers from C5 and C6; – it contains both motor and sensory components, and sends sensory branches to both the glenohumeral and AC joints, but does not innervate the skin; – it passes downward, laterally (deep to the omohyoid and … Read more
– See: – Abductors of the Shoulder: – Rotator cuff; – Anatomy: – origin: medial 2/3 of supraspinatus fossa above spine of scapula; – insertion: superior surface of greater tuberosity of humerus and capsule of shoulder joint; – demensions: supraspinatus averages 25 mm wide and has … Read more
(See also: inferior gluteal artery) Discussion major blood supply to gluteus medius and minimus; superior gluteal artery and nerve leave the pelvis above piriformis; emerges above piriformis, after passing thru greater sciatic foramen; once pass the notch, it divides into: superficial branch supplying maximus; deep branch enters deep surface of medius in intermuscular plane … Read more