Data Trace Editor – produces swine erysipelas, surviving on decomposing fish, shell fish, meat – the organism penetrates the skin thru a small abrasion or wound and causes infection in fish handlers; – suppuration ordinarily does not occur, but the condition is accompanied by lymphangitis, lymphadenitis, swelling, and a tense, shiny appearance to the digit; – … Read more
– See: – Obstetrical Paralysis: – Upper Trunk Brachial Plexus Injuries in Adults; – Discussion: – most common birth related neuropraxia (about 48%); – lesion of C5 & C6 roots are usually produced by widening of the head shoulder interval (in some cases C7 is involved as … Read more
– See: ankle equinus: cerebral palsy – Discussion: – more common in spastic hemiplegia, and is caused by overpull of of the tibialis posterior and/or anterior tibial tendons; – try to determine which of these muscles is more pathologically involved; … Read more
– Discussion: – in polio, paralytic equinovalgus deformity results from paralysis of tibialis anterior and posterior, together w/ unopposed action of peronei and triceps surae; – os calcis is everted and is displaced laterally and posteriorly; – sustentaculum tali can no longer function as calcaneal buttress for talar head, which shifts medially and into equinus; – hindfoot … Read more
– Discussion: – epithelioid sarcoma is the most common soft-tissue sarcoma in the hand and most commonly occurs in young adults; – slow growing malignant soft tissue tumor, usually occuring in adults; – these are usually minimally symptomatic. – “pseudocapsule” or poorly circumscribed mass often attached to tendons, tendon sheath, or joint capsule; … Read more
– See: – Metaphyseal Artery – Nutrient Artery – Periosteal Artery – Discussion: – in femoral and radial heads which are almost entirely covered by cartilage, – vessels enter in region between articular cartilage & growth-plate cartilage, and hence, the … Read more
Images kindly provided by Donald Serafin M.D., Duke University Medical Center – Discussion: – epineural repair is currently the gold standard for repair, as no prospective studies have indicated than fasicular repair is superior; – it is probably most indicated w/ pure sensory or pure motor nerves; – Technique: … Read more
– See: Inotropic Agents * for Cardiac arrest, VF, Bradycardia, w/ hypotension, EMD: * Dose: 0.5-1.0 mg IV/ET or 1-4 ug/min IV, titrate BP q5min as required; hence give: 2.5-10 ml of 1:10,000 solution; (1mg in 10ml = 1:10,000) * Do not mix with Na Bicarbonate; * Must monitor BP; * Beta agonist with some … Read more
– Discussion: – inferior epigastric pedicle is long (8 to 10 cm) and reliable; – muscle width of 8 to 10 cm is limited, and the skin paddle is long & bulky when compared to the Latissimus Dorsi; – rectus abdominis muscle can be harvested thru either a transverse or … Read more
– Discussion: – implantation of epithelioid tissues into deeper areas as a result of penetrating trauma; – often the inciting trauma occurs well into the past (patients may or may not remember); – mass is often mildly painful but is non tender, most often lies on … Read more