Publications by authors named "Tsironis K"

Monteggia and Galeazzi fractures account for 1-5% of total forearm fractures. A combined Monteggia and Galeazzi fracture is an extremely rare injury. We present a case of a Gustillo-Henderson type 2 open combined bipolar Monteggia and Galeazzi fracture, as well as fracture of the ulnar coronoid process in a 49-year old male.

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Functional recovery after peripheral nerve injury depends on the amount as well as on the accuracy of reinnervation by regenerative axons. In this study, the rat sciatic nerve was subjected to crush injury or complete transection repaired by either (1) straight nerve suture, (2) crossed nerve suture of tibial and peroneal fascicles, or (3) silicone tubulization leaving a gap of 4 mm. The compound muscle action potentials (CMAP) of gastrocnemius, tibialis anterior and plantar muscles were recorded 90 days post operation to assess functional reinnervation and Fast Blue, Fluoro Gold and DiI were applied to the nerve branches projecting into these muscles to quantify morphological reinnervation.

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This study presents the results of a minimally invasive operative treatment for markedly displaced midclavicular fractures. In all patients a flexible titanium nail was inserted in an unreamed technique from the sternal end of the clavicle. The result of surgery was determined with clinical and radiographic controls.

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The hindfoot compartment syndrome occurs in 10% of cases after calcaneal fracture. We analyzed the pathological anatomical reasons for this syndrome using the 10 feet from cadavers plastinated and cut into 4-mm thick sequential sections. CT scans of patients with calcaneal fractures were then compared with the anatomical findings.

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Recovery after peripheral nerve injury depends not only on the amount of reinnervation, but also on its accuracy. The rat sciatic nerve was subjected to an 8 mm long gap lesion repaired either by autograft (AG, n = 6) or tubulization with impermeable silicone tube (SIL, n = 6) or permeable tube of poly-L-lactide-epsilon-caprolactone (PLC, n = 8). Recordings of the compound muscle action potential (CMAP) from gastrocnemius (mGC), tibialis anterior (mTA) and plantar (mPL) muscles were performed 90 days after injury to assess the amount of muscle reinnervation.

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Myositis ossificans traumatica (MOT) is a rare musculoskeletal disorder in young children. Clinical and imaging presentation in the early stage of disease makes it difficult to differentiate between infection and musculoskeletal neoplasms, particularly in the absence of a history of trauma. Three cases of MOT in children under the age of 10 years, two with inferential trauma, are presented and the findings on different imaging modalities are discussed with reference to the existing literature.

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Squamous cell carcinoma as a late complication of chronic osteomyelitis is a well known phenomenon in traumatology, often occurring as a consequence of bone fractures. The majority of cases are observed in men between 50 and 60 years of age. The time from onset of inflammatory bone disease to malignant transformation differs but usually takes 30 years.

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The term "occult fracture" defines the lack of visible fracture signs in conventional radiography although a fracture exists. The diagnosis is made in the sequel or through further diagnostic procedures. The use of scintigraphy and CT examinations is limited by their moderate sensitivity and specificity.

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