Publications by authors named "Nikolaos Lasanianos"

. Open reduction internal fixation (ORIF) and external fixation are traditional surgical techniques for treating type VI Schatzker tibial plateau fractures. A newly developed technique integrates the intramedullary tibial nail with condylar bolts.

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Aim: To compare the biomechanical properties of a newly proposed technique, utilizing intramedullary nailing and compression bolts, for the osteosynthesis of intra-articular proximal tibial fractures with meta-diaphyseal comminution, with modern and conventional plating techniques.

Methods: Fifteen left tibia 4th generation composite Sawbones models (in 3 groups of 5 for each technique) with identically reproduced type VI Schatzker tibial plateau fractures, including meta-diaphyseal dissociation, were used. Three different techniques of osteosynthesis were tested: (a) a new technique that combines intramedullary nailing and compression bolts, (b) internal fixation with a single lateral locking plate and (c) internal fixation with dual buttress plating technique.

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This article describes a novel, clinically oriented classification system for long-bone fractures that is simple, reliable, and useful to predict treatment method, complications, and outcome. The reliability and memorability of the new classification were statistically tested and compared with the AO-Müller/Orthopaedic Trauma Association (AO/OTA) long-bone fracture classification. The proposed classification system was also clinically validated with a targeted pilot study designed for content and clinical outcome retrospectively reviewing 122 closed tibial shaft fractures, which were used as a representative paradigm of long-bone fractures.

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Introduction: This is a prospective study that verifies the usefulness of retrograde intramedullary nailing (IMN) combined with 'independent' compression bolts in the management of type C (AO/OTA classification) fractures of the distal femur.

Patients And Methods: Within a period of 4 years, 17 patients (mean age of 54 years) with intra-articular fractures of the distal femur (type C according to AO/OTA classification) were treated with retrograde IMN and compression condylar bolts. The patients followed an early mobilisation and weight-bearing protocol.

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Simple bone cysts are nonsymptomatic lesions. They typically involve the medullary cavity, but they can also be found in nonlong bones such as the calcaneum. Their treatment remains controversial varying from observation and conservative healing to irritating injections or bone grafting.

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Compartment syndrome is an urgent clinical entity characterised by an increase in the interstitial pressure within a closed osseofascial compartment. Although well recognised as a potential complication after orthopaedic trauma, it is very rarely presented after elective orthopaedic surgery and especially joint arthroplasty. In these rare cases a number of variables are associated with it (positioning, coagulopathy, extensive soft tissue dissection, previous scarring, and epidural analgesia).

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Background: Intra-articular fractures of the proximal tibia that extend to the meta-diaphyseal part of the bone represent a severe injury, especially if they occur in osteoporotic patients. Current treatment modalities include either internal fixation with traditional or modern plating techniques or external fixation with circular frames or hybrid systems. However, problems and complications related with these techniques are increasing with age and future reconstructive operations, such as arthroplasty, may be jeopardised.

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Background: Subtalar dislocation is a rare injury, with the medial type occurring in the majority of cases. The period of postreduction immobilization is a matter of controversy. Most studies set the period of immobilization between 4 and 8 weeks.

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Objectives: To evaluate the use of intramedullary nailing in the management of both "combined" and "extended" fractures of the humeral head and shaft.

Design: Retrospective case series study.

Setting: Level I trauma center.

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Hip screw migration of peritrochanteric fracture fixation devices is a described complication in English literature. Medial migration occupies the majority of these cases whereas lateral migration is rare. We report the case of an 85-year-old woman whose intramedullary osteosynthesis of a trochanteric fracture was complicated by hip screw lateral migration.

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We report a rare case of posterior hip dislocation after a low energy trauma. The patient sustained a trochanteric fracture in the same hip six months ago, which was fixed using a sliding hip screw and had healed. At surgery a deep wound infection was found and a methicillin-resistant Staphylococcus epidermidis (MRSE) was cultured.

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Article Synopsis
  • Anterior shoulder dislocation combined with a fracture of the humeral shaft is a rare and complex injury that requires specialized surgical skills.
  • A 33-year-old man experienced this type of injury after a work accident, which involved an irreducible shoulder dislocation and a transverse fracture of the humerus.
  • The successful treatment involved stabilizing the fracture with an intramedullary nail and plate before addressing the dislocation, leading to a full recovery of shoulder function.
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Background: The 'second hit' phenomenon is based on the fundamental concept that sequential insults, which are individually innocuous, can lead to overwhelming physiologic reactions. This response can be expressed in several organic systems and can be examined by measurement of several parameters.

Purposes: The purpose of this study was to evaluate the incidence of systemic effects of intramedullary nailing and the role of concurrent head and thoracic injuries as they have been recorded in vivo.

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Calcific tendinitis of the peroneus longus tendon is extremely rare, with only two cases described previously in the literature. Herein we discuss the diagnosis and management of a case with an acute calcific tendonitis of peroneus longus tendon.

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This article describes the case of a 69-year-old patient with an occult acetabular fracture complicated by an ipsilateral femoral neck fracture occurring within 2 months. The acetabular fracture remained undiagnosed at examination due to insufficient clinical and radiographic data interpretation. The patient was assured of early mobilization that led to a fall and subsequent hip fracture.

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Background: Recent studies have indicated that unmanaged pain, both acute and chronic, can affect mental status and might precipitate delirium, especially in elderly patients with hip fractures. The aim of this study was to assess the effectiveness of fascia iliaca compartment block (FICB) for prevention of perioperative delirium in hip surgery patients who were at intermediate or high risk for this complication.

Materials And Methods: On admission, all included patients were divided into three groups according to low, intermediate or high risk for perioperative delirium.

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Over a period of 5 years, 63 traumatic and eight pathological diaphyseal humeral fractures were treated with a new modular humeral nail. The nail is cannulated, square in shape--with concave sides--and has two different extensions that can be used with either the antegrade or the retrograde approach. Adequate rotational and axial stability is provided without the need for distal locking screws in the majority of fractures, while the need for proximal locking screws during the antegrade procedure is abolished.

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The annual incidence of elbow dislocation is 6 to 8 cases per 100,000 in the United States; these dislocations represent 11% to 28% of all elbow injuries. The frequency of elbow dislocation is second to that of shoulder dislocation. Adult elbow dislocations are classified by the direction of displacement and associated fractures.

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Acetabular fractures that are radiographically occult are associated with insufficiency fractures, stress fractures, and fractures secondary to steroid-induced osteoporosis, usually affecting older patients after low-energy trauma. Occult acetabulum fractures in young patients are extremely rare. We discuss herein a case of an occult acetabulum fracture after high-energy trauma, in a young patient.

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