Search Results
Results 301 - 350 of 905
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Kayser R - - 2005
OBJECTIVES: The aim of this study was to determine whether ultrasound can correctly visualise partial ruptures of the proximal Achilles tendon. METHOD: This was a prospective study in which all chronic Achilles tendon injury patients seen at three centres in Germany from 1998 to 2003 were screened. All patients with ...
Zheng S - - 2006
To investigate the role of early magnetic resonance imaging (MRI) of the wrist in predicting functional outcome in rheumatoid arthritis. MRI scans of the dominant wrist were scored for synovitis, tendon inflammation, bone oedema, and erosion at first presentation (n = 42), at 1 year (n = 42), and at ...
Brenner M - - 2006
OBJECTIVE: To examine the potential usefulness of a novel thermal imaging technique to evaluate and monitor inflammatory arthritis activity in small joints using rat models, and to determine whether thermal changes can be used to detect preclinical stages of synovitis. METHODS: Three different rat strains were studied in a model ...
Muthukumar Thillainayagam - - 2005
The accurate diagnosis of stress-induced changes in the foot and ankle requires careful and detailed clinical history and examination. This is of paramount importance in ensuring the correct imaging interpretation and for excluding other differential diagnoses. Advanced imaging (scintigraphy and MR imaging) plays a vital role in the early diagnosis ...
Boutry Nathalie - - 2005
Although conventional radiographs remain the initial mainstay for imaging of the foot in patients with rheumatoid arthritis (RA), magnetic resonance (MR) imaging has afforded the ability to detect early signs of the disease (i.e., synovitis, tenosynovitis, bone lesions, and bursitis), especially at the forefoot. In addition, the relatively symmetric distribution ...
Zanetti Marco - - 2005
Magnetic resonance (MR) imaging of Morton neuromas is highly accurate. Morton neuromas are more conspicuous when the patient is prone positioned and the foot is plantar flexed than in the supine position with the toes pointing upward. MR imaging of Morton neuromas has a large influence on the diagnostic thinking ...
Bianchi Stefano - - 2005
Ankle tendon and ligament disorders are commonly encountered in everyday orthopedic practice. Whereas tendons can be affected by traumatic, degenerative, and inflammatory conditions, ligaments are mostly involved by tears. Ultrasonography (US) has been accepted worldwide as an efficient, ready, dynamic, and noninvasive tool in assessing ankle tendons and ligaments. The ...
Hintermann Beate - - 2005
The study of musculoskeletal disease of the foot and ankle has been revitalized with the advent of cross-sectional imaging modalities. MR imaging provides unsurpassed, high soft tissue contrast resolution and multiplanar capabilities. It offers to the foot and ankle surgeon a quick and noninvasive tool for the diagnosis of a ...
Chew Michael L - - 2005
Pathologic conditions of the distal biceps brachii tendon are of clinical interest, with partial and complete tears being the most common. However, the anatomy of the distal biceps brachii tendon makes imaging of the distal tendon somewhat difficult. An innovation in patient positioning for magnetic resonance (MR) imaging of the ...
Sabir Nuran - - 2005
OBJECTIVE: The purpose of this study was to investigate the efficacy of sonography in the detection of plantar fasciitis (PF) compared with magnetic resonance imaging (MRI) findings in subjects with inferior heel pain. METHODS: Seventy-seven patients with unilateral (n = 9) and bilateral (n = 68) heel pain were studied. ...
Sanders Antal P - - 2005
By using three-dimensional magnetic resonance image reconstruction, lateral displacement of the flexor hallucis longus tendon and sesamoid bones was made clearly visible in a living patient. This finding supports a biomechanical model related to disturbed muscle balance at the first metatarsophalangeal joint, which could play an important role in the ...
Ringleb S I - - 2005
Common image-based diagnostic techniques used to detect ankle ligament injuries or the effects of those injuries (e.g., mechanical instability) include magnetic resonance imaging (MRI) and stress radiography. Each of these techniques has limitations. The interpretation of the results obtained through stress radiography, a two-dimensional technique, is highly controversial. MRI can ...
Lecouvet Frederic E - - 2005
We report the clinical and imaging findings in two elderly female patients with spontaneous rupture of the distal iliopsoas tendon from the lesser trochanter of the femur. We emphasize the key contribution of magnetic resonance (MR) imaging to this diagnosis and provide an anatomic correlation. Spontaneous rupture of the distal ...
Naredo E - - 2006
OBJECTIVE: To assess the interobserver reliability of the main periarticular and intra-articular ultrasonographic pathologies and to establish the principal disagreements on scanning technique and diagnostic criteria between a group of experts in musculoskeletal ultrasonography. METHODS: The shoulder, wrist/hand, ankle/foot, or knee of 24 patients with rheumatic diseases were evaluated by ...
Paavola Mika - - 2005
Because most Achilles tendon injuries take place in sports and there has been a general increase in the popularity of sporting activities, the number and incidence of Achilles tendon overuse injuries have increased in the industrialized countries during the last few decades. The term "Achilles paratendinopathy" is used in clinical ...
Tateishi Ukihide - - 2005
The purpose of our study was to define the MR appearance of myxoinflammatory fibroblastic sarcoma of the soft tissues and to make correlations with the histopathologic features. Myxoinflammatory fibroblastic sarcoma is an uncommon malignancy that typically affects adult subjects, who present with painless swelling. This lesion manifests on MR images ...
Deland Jonathan T JT Hospital for Special Surgery, 535 East 70th Street, New York, NY 10021, USA. - - 2005
The pathology manifested in posterior tibial tendon insufficiency (PTTI) is not limited to the posterior tibial tendon. The association of ligament failure with deformity has been discussed in numerous publications, but extensive documentation of the structures involved has not been performed. The purpose of this observational study was to identify ...
Nallamshetty Leelakrishna - - 2005
OBJECTIVE: To compare the results of sonographic (US) and magnetic resonance (MR) imaging in detecting pathology of the posterior tibial tendon (PTT) in patients with PTT dysfunction. DESIGN: Twenty-two ankles that were clinically suspected by the orthopedic surgeon to have PTT dysfunction were evaluated with US (10 MHz linear-array transducer) ...
Wang Xiao-Tian - - 2005
Diseases of the peroneal tendons and superior peroneal retinaculum (SPR) are frequently underdiagnosed causes of lateral ankle pain and instability. Common diseases include tenosynovitis, rupture, and dislocation of the peroneal tendons as well as injuries to the SPR. Many anatomic variants, such as a flat or convex retromalleolar fibular groove, ...
Melloni Pietro - - 2005
It is well known that the elbow is one of the most difficult joints to be examined in MR, because of its position in relation to the body during the examination. Moreover, there is relatively little information about the elbow, even less in its soft tissues abnormalities, in the literature ...
Mengiardi Bernard - - 2005
PURPOSE: To retrospectively evaluate the magnetic resonance (MR) imaging findings of anterior tibial tendon (ATT) abnormalities. MATERIALS AND METHODS: Institutional review board approval was not necessary for review of patient images and was granted for examination of the volunteers; informed consent was obtained. MR imaging findings in 28 consecutive patients ...
Richter Martinus - - 2005
OBJECTIVE: The aim of the study was to assess the feasibility and benefit of the intraoperative use of a mobile C-arm with 3-dimensional imaging (ISO-C-3D). DESIGN: Prospective consecutive clinical study. SETTING: University hospital, level I trauma center. METHODS: The ISO-C-3D was used for intraoperative visualization in foot and ankle trauma ...
Hourani Mukbil - - 2005
Clear cell sarcoma of tendons and aponeuroses (CCSTA) is a rare aggressive soft tissue tumor that frequently produces melanin. Its MR findings are rarely described in the literature. We report the case of a previously healthy 54-year-old man with clear cell sarcoma of the thigh who presented with a large ...
Tanaka Hiroko - - 2005
PURPOSE: We evaluated the usefulness of MR imaging for aggressive fibromatoses in order to determine tumor extent. MATERIALS AND METHODS: 17 lesions of 16 patients were examined with a 1.5-Tesla MR unit with unenhanced and gadolinium-enhanced T1WI, and T2WI. We retrospectively reviewed the MR features. RESULTS: The tumor had a ...
McPoil Thomas G - - 2005
To determine whether differences exist in the longitudinal arch angle based on sex or extremity, the longitudinal arch angle was assessed in 21 men and 21 women using a digital image of the medial aspect of each subject's feet. The image was obtained with the subject in relaxed standing posture ...
Aoki Mitsuhiro - - 2005
Treatment of tennis elbow is a problem. We performed magnetic resonance imaging (MRI) examinations of 11 elbows in 11 patients who were referred to us with refractory tennis elbow. Of the 11 elbows, 6 showed a high signal intensity focus on MRI T2 images in the tendon of the extensor ...
Dyson S J - - 2005
REASONS FOR PERFORMING STUDY: The diagnosis of foot-related lameness often remains elusive and it can be difficult to offer rational treatment, or to predict outcome. OBJECTIVES: To describe the spectrum of injuries of the foot identified using magnetic resonance imaging (MRI), to determine their relative prevalence among MRI diagnoses and ...
Weaver John B - - 2005
BACKGROUND: Steady state, dynamic MR elastography provides quantitative images of the shear modulus of tissues in vivo. MR elastography was evaluated for its ability to characterize the mechanical properties of the weight bearing plantar soft tissues in vivo. METHODS: MR elastography was used to image the heel fat pad and ...
Kijowski Richard - - 2005
OBJECTIVE: To compare the MR imaging findings of 13 patients with clinically diagnosed medial epicondylitis with the MR imaging findings of 26 patients of similar age with no clinical evidence of medial epicondylitis. DESIGN AND PATIENTS: The study group consisted of 13 patients with clinically diagnosed medial epicondylitis. The control ...
Aydog S T - - 2005
BACKGROUND: There are controversial data about the relation between foot morphology and athletic injuries of the lower extremity. Studies in soldiers have shown some relationship, whereas those involving athletes have not shown any significant relationship. The reason for these differences is not clear. OBJECTIVE: To determine the effect of various ...
Sunagawa Toru - - 2005
OBJECTIVE: The purpose of this study was to determine whether 3-dimensional (3D) computed tomography (CT) imaging with volume rendering can accurately evaluate extensor tendons in the hand and wrist. METHODS: Three-dimensional CT imaging was used to evaluate 14 cases. The location where the rupture was suspected was the wrist level ...
De Maeseneer Michel - - 2005
OBJECTIVE: The objectives of our study were to report our initial clinical experience with sonography of the wrist for diagnosing a proximal rupture of the tendon of the extensor pollicis longus (EPL) muscle and to perform sonographic-anatomic correlation of the EPL tendon. MATERIALS AND METHODS: Clinical and imaging files of ...
Erdem C Zuhal - - 2005
OBJECTIVE: To determine alterations of the soft tissue, tendon, cartilage, joint space, and bone of the foot using magnetic resonance (MR) imaging in ankylosing spondylitis (AS) patients. MATERIALS AND METHOD: Clinical and MR examination of the foot was performed in 23 AS patients (46 feet). Ten asymptomatic volunteers (20 feet) ...
Milz S - - 2005
The present study pursues the hypothesis that local compressive force and the occurrence of cartilage-specific transformation processes within the extracellular matrix of tendons and ligaments are directly correlated. We compare the pattern of certain marker molecules typical of (fibro)cartilage in select examples. Investigations are carried out of the extensor tendons ...
Weaver Jennifer S - - 2005
OBJECTIVE: The purpose of this research was to describe the sonographic findings of pectoralis major injuries with clinical, surgical, and magnetic resonance imaging (MRI) correlation. METHODS: Images from sonographic examinations of the pectoralis major muscle of 6 patients were retrospectively evaluated and characterized. The sonographic findings were compared with clinical, ...
Marchant D C - - 2005
The primary aim of computer-assisted knee arthroplasty is to improve the alignment of the implanted prostheses. Accurate component alignment is dependent on the establishment of accurate anatomical reference points. Current techniques for establishing the center of the ankle joint, especially in the coronal plane, rely solely on clinical judgment in ...
Kai Tao T Inst. of Life Quality via Mech. Eng., Shanghai Jiao Tong - - 2005
A three-dimensional accurate foot model including bones, cartilages, ligaments and tendons was developed from 3D reconstruction of CT images. The model was used to analyze stress-strain of the joint between the first metatarsal and the medial cuneiform and to study the relationship of the range of motion of the first ...
Lee Jin Woo JW Department of Orthopaedic Surgery, Yonsei University College of Medicine, Shinchon-dong 134, Seoul 120-752, S. Korea. - - 2004
Soft-tissue impingement syndrome is now increasingly being recognized as a significant cause of chronic ankle pain. The aim of this study was to investigate the diagnostic accuracy of contrast-enhanced, fat-suppressed, three-dimensional (3D), fast-gradient-recalled acquisition in the steady state with radio-frequency-spoiling (CE 3D-FSPGR) magnetic resonance imaging (MRI), and to evaluate the ...
Shalabi Adel - - 2005
The purpose is to introduce a method for accurately and objectively evaluating volume and mean intratendinous signal within the Achilles tendon using MRI. We prospectively studied MRI from 33 patients with chronic Achilles tendinosis (20 males and 13 females) with a median age of 52 years (range 29-70). In all ...
Shalabi Adel - - 2004
PURPOSE: To evaluate the tendon response after acute strength training in chronic Achilles tendinosis using magnetic resonance imaging (MRI). METHODS: Twenty-two patients (44 Achilles tendons, 15 males, 8 patients with bilateral symptoms) with a median age of 45 yr (range 28-57 yr) were included in the study. In all patients, ...
Vanhoenacker F M - - 2004
Many conditions may produce pain in the foot region, including congenital or developmental anomalies, (micro-) traumatic or overuse syndromes, osteonecrosis, tumoral conditions, infectious and inflammatory disorders. The purpose of this review is twofold: to discuss the imaging features of a number of pathologic entities that elicit foot pain as a ...
Peace K A L - - 2004
AIM: To describe the magnetic resonance imaging (MRI) features of posterior ankle impingement syndrome (PAIS) in classical ballet dancers. MATERIALS AND METHODS: A retrospective review was undertaken of 25 MRI examinations of the ankle performed on 23 ballet dancers over a 26-month period. Images were examined for the presence of ...
Shahabpour M - - 2004
Although MRI of the ankle has become a routine diagnostic method to cope with pathologic conditions of the ankle, the literature on postoperative evaluation of the ankle by imaging is very scarce. In this short course, the basic principles on surgical reconstruction techniques of ankle ligaments and tendons will be ...
Kendi Tuba Karagülle - - 2004
Accessory soleus muscle is an uncommon anatomical variant that may present as a soft-tissue mass in the posteromedial region of the ankle. It is congenital in origin but usually presents in the second or third decade of life. Although it is a rare entity, accessory soleus muscle should be included ...
Ofer Nir - - 2004
Degenerative or pre-degenerative processes in the tendon, which could lead to a spontaneous rupture, are well known problems, especially among athletes. Existing non-invasive diagnostic methods are mainly based on subjective analysis of static images of the tendon, but in many cases the degeneration cannot be diagnosed in time. Combining a ...
Cahir John - - 2005
OBJECTIVE: The shoulder is the most common location for calcific tendonitis. Presentation of calcific tendonitis at other sites is unusual and may lead to diagnostic difficulty. DESIGN AND PATIENTS: We report a case of calcific tendonitis of the pectoralis major insertion and describe the CT and MRI findings. RESULTS AND ...
Kijowski Richard - - 2004
Part I of this comprehensive review on magnetic resonance imaging of the elbow discusses normal elbow anatomy and the technical factors involved in obtaining high-quality magnetic resonance images of the elbow. Part I also discusses the role of magnetic resonance imaging in evaluating patients with osseous abnormalities of the elbow. ...
Kijowski Richard - - 2005
Part II of this comprehensive review on magnetic resonance imaging of the elbow discusses the role of magnetic resonance imaging in evaluating patients with abnormalities of the ligaments, tendons, and nerves of the elbow. Magnetic resonance imaging can yield high-quality multiplanar images which are useful in evaluating the soft tissue ...
Choi Yun Sun - - 2004
To evaluate the MR imaging findings of painful type II accessory navicular bone and to correlate these with the surgical and pathologic findings. The MR images of 17 patients with medial foot pain and surgically proven type II accessory navicular abnormalities were reviewed. The changes of signal intensity in the ...
Shalabi A - - 2004
OBJECTIVE: To evaluate the morphological response and healing process after transverse ultrasound guided core biopsies in chronic Achilles tendinosis using serial magnetic resonance imaging (MRI) over a period of one year. METHODS: The study included 10 patients. Six had five transverse core biopsies and were longitudinally evaluated by MRI before ...
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