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Biomedical subjects

W Esselinckx

Publications and source records attributed to W Esselinckx.

At least 19 recordsLinked to original sources

Abdominal wall weakness and lumboabdominal pain revealing neuroborreliosis: a report of three cases.

The authors report three cases of thoracic radiculoneuropathy disclosing neuroborreliosis. All three patients had low back and abdominal pain and two had marked abdominal wall paresis. EMG confirmed a motor involvement of the lower thoracic roots and CSF analysis revealed a lymphocytic meningitis in all three cases. Antibodies against Borrelia burgdorferi were present in both the serum and the CSF. A favourable outcome was obtained in all three patients with appropriate antibiotherapy. The differential diagnosis of this misleading presentation is discussed.

Abdominal Muscles↗

Primary prevention of glucocorticoid-induced osteoporosis with intravenous pamidronate and calcium: a prospective controlled 1-year study comparing a single infusion, an infusion given once every 3 months, and calcium alone.

The aim of this study was to compare the action of two regimens of intravenous (iv) pamidronate in the primary prevention of glucocorticoid-induced osteoporosis (GC-OP). The primary purpose of the study was to determine whether any differences in bone mineral density (BMD) appeared after 1 year. A secondary endpoint aimed at assessing the remodeling parameters in order to better understand the mechanisms of action of the various regimens. Thirty-two patients, who required first-time, long-term glucocorticoid therapy at a daily dose of at least 10 mg of prednisolone, were studied. Simultaneously with the initiation of their glucocorticoid treatment, patients also were randomly allocated to receive a single iv infusion of 90 mg of pamidronate at the start (group A); a first infusion of 90 mg of pamidronate followed, subsequently, by an iv infusion of 30 mg pamidronate every 3 months (group B); and a daily 800-mg elemental calcium supplement given as calcium carbonate (group C), which also was taken by patients in groups A and B. Patients were matched for starting glucocorticoid doses, sex, menopausal status, and hormonal replacement therapy. Lumbar spine and hip (total and subregions) BMDs were measured at the outset and repeated at 6-month intervals by dual-energy X-ray absorptiometry (DXA; Hologic QDR-2000). Bone turnover was assessed by measurement of total and bone-specific serum alkaline phosphatase activity (B-ALP), serum osteocalcin (OC), and serum C-telopeptide cross-links of type I collagen (CTX). After 1 year, the mean BMD changes for groups A, B, and C were, respectively, 1.7, 2.3, and -4.6% at the lumbar spine; 1.2, 1.2, and -3.1% at the femoral neck; 1.0, 2.6, and -2.2% for the total hip region. No difference was observed between pamidronate regimens but a highly significant difference was observed between both pamidronate regimens and the control group at the lumbar spine (p < 0.001), at the femoral neck (p < 0.01), and for the total hip (p < 0.05). A significant decrease of serum C-telopeptide was observed, after 3 months, in groups A and B (p = 0.029), but a sustained decrease of bone resorption over time was observed only in group B. As far as BMD evolution over 1 year was concerned, iv pamidronate, given either as a single infusion or once every 3 months, effectively achieved primary prevention of GC-OP.

Alkaline Phosphatase↗

Viral brachial neuritis in emergency medicine.

Brachial plexus neuritis is a rare neurologic disease that may be overlooked in emergency medicine because other conditions are much more common. We report a case of brachial plexus neuropathy due to cytomegalovirus infection. The diagnosis was based on history, clinical findings, laboratory tests, and electromyography. Early diagnosis and adequate treatment is important to avoid unnecessary investigation, prevent complications (especially adhesive capsulitis of the shoulder), and reassure the patient.

Adult↗

Subacromial-subdeltoid lipoma arborescens associated with a rotator cuff tear.

A 44-year-old man presented with lipoma arborescens of the right shoulder, associated with a rotator cuff tear. MRI revealed villous proliferations with signal intensity of fat on all pulse sequences. At surgery, this bursa was found to contain moderately yellow cloudy fluid without fat globules. Histological examination of the lesion showed subsynovial accumulation of mature fat cells.

Adult↗

Adult onset of multifocal eosinophilic granuloma of bone: a long-term follow-up with evaluation of various treatment options and spontaneous healing.

We report a case of multifocal-monosystemic Langerhans cell histiocytosis (LCH), formerly usually referred to as eosinophilic granuloma (EG) of bone. The condition developed in a 36-year-old man. A notable infrequent thoracic spine location and two successive distinct costal lesions were observed. Both the first costal site and the vertebral location healed spontaneously; the second costal lesion underwent biopsy resection. The patient's disease course with an 8-year follow-up is discussed with reference to various treatment options, emphasising in selected cases a watchful conservative approach, in view of the widely documented potential for spontaneous healing.

Adult↗

Axillary schwannoma masquerading as cervical radiculopathy.

A 58-year-old woman, suffering from radicular-like pain in the left arm for 3 years, presented an entirely negative cervical imaging. Careful clinical examination disclosed Tinel's sign in the axilla. This clinical finding led to further investigation of this region. Computed tomography and magnetic resonance imaging disclosed a small tumour highly suggestive of a schwannoma. Surgical exploration and microscopic examination confirmed a diagnosis of schwannoma located on the radial trunk of the left brachial plexus. After tumour excision, the patient had immediate relief of pain without sensitive or motor sequelae. No recurrence has been observed after 3 years.

Axilla↗

Monoarticular chronic synovitis in a child.

Lipoma arborescens is a villous lipomatous proliferation of the synovial membrane characterized by chronic and painless synovial effusion. The aetiology is unknown. It has to be included in the differential diagnosis of chronic monoarticular disease in childhood. Magnetic resonance imaging provides a highly efficient tool for the diagnosis of this very rare condition. This is indeed the fourth paediatric case reported. Rather than resorting to the often inconvenient surgical synovectomy commonly recommended, we chose to treat the knee of this 13-yr-old boy with intra-articular osmic acid.

Adolescent↗

Primary prevention of glucocorticoid-induced osteoporosis with intermittent intravenous pamidronate: a randomized trial.

The aim of this study was to assess whether early intermittent I.V. administration of disodium pamidronate can effectively achieve primary prevention of glucocorticoid-induced osteoporosis (GIOP). A total of 27 in- or outpatients who required first-time, long-term corticosteroid therapy at a daily dose of at least 10 mg prednisolone were studied. Patients were randomly selected to receive either pamidronate and calcium or calcium alone. Patients allocated to pamidronate treatment (pamidronate group) received a first intravenous infusion of 90 mg pamidronate simultaneously with the initiation of their steroid treatment. Subsequently, they received 30 mg pamidronate, intravenously, every 3 months, for as long as steroid therapy was continued. As with the control patients (calcium group), they were put on a daily 800-mg elemental calcium supplement given as calcium carbonate. Lumbar spine and hip (total and subregions) bone mineral densities (BMDs) were measured at the start and every 3-months by dual-energy X-ray absorptiometry (Hologic(R) QDR-2000). Over 1 year, the pamidronate group showed a significant BMD increase in the lumbar spine (3.6%), and at all sites of the hip (2.2% at the femoral neck). In the calcium group, a significant BMD reduction was registered at the lumbar spine (-5.3%) and at the femoral neck (-5.3%). Differences between the groups were significant at all sites measured. Intermittent intravenous pamidronate effectively achieves primary prevention of GIOP, as assessed by BMD measurements over 1 year.

Absorptiometry, Photon↗

Spontaneous healing of aneurysmal bone cysts. A report of three cases.

We report three cases of spontaneous healing of aneurysmal bone cysts (ABC). In one case histological material was obtained after resection of the already ossified expansile mass discovered as a lytic lesion seven months previously. In the two other patients, spontaneous ossification of a radiologically presumed ABC in the lytic and expansile phase was observed after nine and seven months respectively. The healed lesions have remained stable at 12, 32, and 36 months respectively. These findings suggest that when the diagnosis can be made with confidence, and the lesion is in a location and at a stage that does not entail any risk of fracture or compression, expectant management should be considered. Our three patients were aged 22, 19 and 18 years, older than usual for developing ABC. This is also true for many of the few other reported cases of spontaneous or almost spontaneous healing and suggests that ABC has a greater tendency to stabilise in older patients.

Adolescent↗

Pustulotic arthroosteitis and chronic recurrent multifocal osteomyelitis in children. Report of three cases.

We describe 3 children with pustulosis palmaris et plantaris associated with chronic recurrent (multifocal) osteomyelitis, located in the clavicle in 2 patients, and in the distal fibula as well as in several metatarsals in the third. The first 2 children also developed inflammatory sacroiliitis, one with chronic peripheral polyarthritis. These 3 cases represent the arthrosteitis and chronic recurrent multifocal osteomyelitis syndrome associated with palmoplantar pustulosis.

Arthritis↗

New modes of administration of salmon calcitonin in Paget's disease. Nasal spray and suppository.

In volunteers the activity of various doses of a nasal spray and of a suppository of salmon calcitonin was compared to a placebo and to the parenteral route of administration. Both new modes of administration were found to be active on the kidney (and the suppository was found to affect bone turnover as well). The parenteral route proved more effective, but the nasal and/or rectal routes were devoid of systemic side effects and had minimal local intolerance. The nasal spray was used at 200 units daily in 15 patients with Paget's disease, and at 400 units daily in another nine patients, both trials lasting one year. The two regimens proved active on the parameters of bone turnover and the higher dose was more effective than the lower one. Similarly, a 300 unit suppository was given to another 12 patients. This trial is still being completed at this time. At the third month of therapy, the parameters of bone turnover were significantly depressed. Both new modes of therapy were able to improve the focal bone balance of the osteolytic lesions monitored on sequential roentgenograms. Systemic side effects were absent and local side effects were minimal. Only one patient interrupted the nasal spray therapy, and no one interrupted the suppository therapy.

Administration, Inhalation↗

Reflex sympathetic dystrophy syndrome: an unusual mode of presentation of osteomalacia.

We report 2 patients with reflex sympathetic dystrophy syndrome (RSDS) associated with renal tubular osteomalacia. In both patients, RSDS was the presenting manifestation. Treatment of the underlying condition with calcitriol resulted in healing in both patients. These cases prompted us to undertake a retrospective study of 24 consecutive patients with osteomalacia (6 of renal tubular origin, 18 related to vitamin D deficiency), and of 259 consecutive patients with RSDS. Among those with osteomalacia, radiologic lesions strongly suggestive of RSDS were found in 5 patients (21%), 4 of whom had renal tubular defects, and only 1 had vitamin D deficiency. In the group with RSDS, 1 patient (0.4%) was found to have osteomalacia of renal tubular origin. Thus, radiologic findings suggestive of RSDS are frequent in patients with osteomalacia, especially that of renal tubular origin. On rare occasions, the full-blown clinical picture of RSDS may obscure the diagnosis of osteomalacia.

Aged↗

Sciatic neuropathy at the popliteal fossa: clinical, ultrasonographic and computed tomographic diagnosis.

A 22-year-old female had been suffering from sciatica-like pain in the left leg for four years. Clinical findings strongly directed further investigations to the popliteal fossa. Ultrasonography located a hypoechogenic mass in the upper lateral popliteal space. Guided by these data, computerized tomography (CT) with vertical reconstructions made the tentative diagnosis of a common peroneal nerve tumor, which was confirmed at operation. Microscopic examination showed a neurinoma of the mixed neurilemmoma-neurofibroma type. In the presence of atypical features of sciatica, a high index of suspicion seems advisable. Emphasis is laid on the complementary contribution of ultrasonography and CT in this type of ill-defined lower limb pain.

Adult↗