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Biomedical subjects

Anne-Laure Fauchais

Publications and source records attributed to Anne-Laure Fauchais.

8 recordsLinked to original sources

Myelopathies secondary to Sjögren's syndrome: treatment with monthly intravenous cyclophosphamide associated with corticosteroids.

OBJECTIVE: Central nervous system manifestations in Sjögren's syndrome (SS) include focal deficits, optic neuritis, and myelopathies. Acute and chronic myelopathies are frequently severe and sometimes respond poorly to corticosteroids. The efficacy of intravenous (IV) cyclophosphamide (CYC) has been suggested in single case reports. METHODS: We describe the potential usefulness of IV CYC in SS patients with severe myelopathies. Fourteen patients [with acute (n = 6) and chronic (n = 8) myelopathies] were treated with monthly CYC infusions (700 mg/m2) in addition to 500 mg of corticosteroids for one year. We evaluated the disability before and after CYC treatment using a walking distance calculation and the Expanded Disability Status Scale (EDSS). RESULTS: CYC treatment was well tolerated in all cases without serious adverse events. Nine patients (including the 6 with acute myelopathy) were improved after CYC treatment. Three patients were stabilized and 2 patients with chronic myelopathies had moderate progression of disability. The mean walking distance increased from 48.2 m before to 180.4 m after CYC treatment (p < 0.02). Mean EDSS score decreased from 6.6 to 5.7 (not significant). We found a correlation between the length of time before CYC treatment and clinical improvement for both the walking distance (p < 0.02) and the EDSS score (p < 0.05). CONCLUSION: Although a randomized multicenter controlled study is warranted to confirm our findings, IV CYC infusions seem to be useful for the treatment of myelopathies secondary to SS, particularly in acute but also in progressive cases. This treatment should be strongly considered as soon as possible when disease progression is observed.

Acute Disease↗

Concurrent temporal (giant cell) arteritis and malignancy: report of 20 patients with review of the literature.

OBJECTIVE: To determine the frequency of occurrence of malignancy concurrently with temporal arteritis (TA), as well as features and outcome of the vasculitis in such cases. METHODS: In a series of 271 consecutive patients with TA (219 biopsy-proven), we retrospectively analyzed the frequency and type of malignancy concurrent with vasculitis (less than 1 year before or after), as well as the main features and outcome of TA in this setting. We also surveyed all cases published in the French-British literature. RESULTS: We observed 20 patients with TA and concurrent malignancy and reviewed 27 similar published reports. GCA was documented pathologically in 86% of the cases. The time between diagnosis of TA and that of malignancy averaged 3.5 months (synchronous diagnoses in 27 patients). Various locations of cancers were found, particularly the gastrointestinal tract (9 cases); blood malignancies accounted for 45% of cases (lymphoid disorder in 9, myelodysplastic syndrome in 11, chronic myelogenous leukemia in 1). In our patients, logistic regression analysis failed to demonstrate differences between those with and without malignancy, except for a higher frequency of rheumatic involvement in the former group (60% vs 30%; p = 0.01). The initial response to steroid treatment was good in 92% of 40 assessable patients, and the vasculitis course mirrored that of malignancy in only 2 patients. Regarding the outcome of TA, no differences were observed in our patients with and without malignancy. CONCLUSION: Concurrent malignancy in TA is not a rare finding, being observed in up to 7.4% of the cases. Solid malignancies and hematological disorders, especially myelodysplastic syndromes, may represent precipitating factors for development of TA, which infrequently run a paraneoplastic course. Patients with and without malignancy seem almost indistinguishable regarding features and outcome of TA. Physicians who care for patients with TA should be mindful of this potential association, even in typical cases.

Aged↗

Significance of persistent antiphospholipid antibodies in the elderly.

OBJECTIVE: The prevalence of anticardiolipin antibodies (aCL) and of vascular diseases increases with age, and aCL may be associated with various diseases in the elderly. So the significance of aCL in the elderly remains difficult to determine. We sought to determine the significance of persistent antiphospholipid antibodies (aPL) in the elderly. METHODS: We retrospectively analyzed the files of 327 patients [149 patients with antiphospholipid syndrome (APS); 64 patients age >or= 65 yrs] with 2 positive aPL [lupus anticoagulant (LAC) and/or aCL]. RESULTS: The frequency of APS was 40.8% (n = 134) in our 263 young patients (< 65 yrs) and 23.4% (n = 15) in our 64 elderly patients (>or= 65 yrs). The clinical characteristics of patients with persistent aPL were the same in those under and over 65 years. LAC was positive in all but one elderly patient with APS, and occurred in this group more frequently than in the young patients (93.3% vs 44.6%; p < 0.006). The presence of LAC allowed to discriminate APS patients in our elderly population (93.3% in APS vs 48.9% in non-APS patients; p < 0.009). CONCLUSION: Interpretation of a positive determination of APL is difficult in the elderly; persistent LAC may be the most valuable biological marker of APS in the elderly.

Aged↗

Neurologic manifestations in primary Sjögren syndrome: a study of 82 patients.

Neurologic involvement occurs in approximately 20% of patients with primary Sjögren syndrome (SS). However, the diagnosis of SS with neurologic involvement is sometimes difficult, and central nervous system (CNS) manifestations have been described rarely. We conducted the current study to describe the clinical and laboratory features of SS patients with neurologic manifestations and to report their clinical outcome. We retrospectively studied 82 patients (65 women and 17 men) with neurologic manifestations associated with primary SS, as defined by the 2002 American-European criteria. The mean age at neurologic onset was 53 years. Neurologic involvement frequently preceded the diagnosis of SS (81% of patients). Fifty-six patients had CNS disorders, which were mostly focal or multifocal. Twenty-nine patients had spinal cord involvement (acute myelopathy [n = 12], chronic myelopathy [n = 16], or motor neuron disease [n = 1]). Thirty-three patients had brain involvement and 13 patients had optic neuropathy. The disease mimicked relapsing-remitting multiple sclerosis (MS) in 10 patients and primary progressive MS in 13 patients. We also recorded diffuse CNS symptoms: some of the patients presented seizures (n = 7), cognitive dysfunction (n = 9), and encephalopathy (n = 2). Fifty-one patients had peripheral nervous system involvement (PNS). Symmetric axonal sensorimotor polyneuropathy with a predominance of sensory symptoms or pure sensory neuropathy occurred most frequently (n = 28), followed by cranial nerve involvement affecting trigeminal, facial, or cochlear nerves (n = 16). Multiple mononeuropathy (n = 7), myositis (n = 2), and polyradiculoneuropathy (n = 1) were also observed. Thirty percent of patients (all with CNS involvement) had oligoclonal bands. Visual evoked potentials were abnormal in 61% of the patients tested. Fifty-eight patients had magnetic resonance imaging (MRI) of the brain. Of these, 70% presented white matter lesions and 40% met the radiologic criteria for MS. Thirty-nine patients had a spinal cord MRI. Abnormalities were observed only in patients with spinal cord involvement. Among the 29 patients with myelopathy, 75% had T2-weighted hyperintensities. Patients with PNS manifestations had frequent extraglandular complications of SS. Anti-Ro/SSA or anti-La/SSB antibodies were detected in 21% of patients at the diagnosis of SS and in 43% of patients during the follow-up (mean follow-up, 10 yr). Biologic abnormalities were more frequently observed in patients with PNS involvement than in those with CNS involvement (p < 0.01). Fifty-two percent of patients had severe disability, and were more likely to have CNS involvement than PNS involvement (p < 0.001). Treatment by cyclophosphamide allowed a partial recovery or stabilization in patients with myelopathy (92%) or multiple mononeuropathy (100%). The current study underlines the diversity of neurologic complications of SS. The frequency of neurologic manifestations revealing SS and of negative biologic features, especially in the event of CNS involvement, could explain why SS is frequently misdiagnosed. Screening for SS should be systematically performed in cases of acute or chronic myelopathy, axonal sensorimotor neuropathy, or cranial nerve involvement. The outcome is frequently severe, especially in patients with CNS involvement. Our study also underlines the efficacy of cyclophosphamide in myelopathy and multiple neuropathy occurring during SS.

Adult↗

Autoantibodies against alpha-fodrin in Sjögren's syndrome with neurological manifestations.

OBJECTIVE: To investigate the diagnostic value of autoantibodies against alpha-fodrin in patients with Sjögren's syndrome (SS) with neurological manifestations compared to SS patients without neurological manifestations, a control group, and patients with other neurological autoimmune diseases including systemic lupus erythematosus (SLE) with neurological manifestations and multiple sclerosis (MS). METHODS: We evaluated alpha-fodrin autoantibodies in 31 patients with SS with neurological manifestations, 53 SS patients without neurological symptoms, 38 patients with SLE, 60 with MS, and 160 controls. RESULTS: Twenty of the 31 SS patients with neurological manifestations (64.5%) had an increased concentration of IgA and/or IgG anti-alpha-fodrin. This was not statistically different from that of SS patients without neurological symptoms (73.6%), but was higher than the number with SSA/SSB antibodies, which were found in 15 (48%) of our SS patients without neurological manifestations. When the results of the 2 tests were combined, 28 of the 31 (90.3%) patients had positive autoantibodies (alpha-fodrin and/or SSA/SSB). Alpha-fodrin antibodies were increased in 8 (13.3%) of the 60 patients with MS, in 6 (15.7%) of 38 patients with SLE, and in 10 (6.3%) of 160 controls. CONCLUSION: Our results confirm that alpha-fodrin antibodies are an additional diagnostic tool for SS. This test is of particular interest for patients with SS with neurological manifestations, in whom anti SSA/SSB antibodies are less frequently found.

Adult↗