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2.
Rheumatol Int ; 2024 May 20.
Article in English | MEDLINE | ID: mdl-38767662

ABSTRACT

Women with autoimmune rheumatic disease (ARDs) experience difficulties with BF in addition to those concerning their own disease. The aim of this study is to identify the impact factors as infant feeding attitude, the level of BF knowledge, BF self-efficacy, and the sociodemographic have in the intention to BF in women with ARDs. We performed an observational, retrospective, and analytical study. Reproductive-age women (18-50 years old) with ARDs with prior pregnancy history and who filled out self-reported BF surveys as part of the Rheumatology Integral Care Program were included. Sociodemographic and clinical characteristics were retrieved from medical charts. We analyzed three validated BF questionnaires. Sixty-five participants with a mean age of 41.32 ± 7.48 were evaluated. Of these, 63 (97%) women agreed with BF in the first 6 months. The most prevalent infant feeding attitude was neutral with 42 (64.6%) women. The most common level of BF knowledge was poor with 45 (69.2%) patients. There were significant correlations of BF knowledge with education years (p = < 0.001, r = 0.464) and age (p = 0.049, r=-0.245). A significant correlation was found between BF self-efficacy and age (p = 0.039, r = 0.257). Attitude toward BF was significantly associated with education level > 9 years (OR = 3.400; 95% CI = 1.091-10.593) and a history of miscarriage (OR = 3.670; 95% CI = 1.051-12.813). Although most women with ARDs agreed with BF, we identified a poor level of BF knowledge and a neutral infant feeding attitude as the most predominant. By identifying this data in women with ARDs, BF practices may be improved.

4.
J Clin Rheumatol ; 30(1): e9-e17, 2024 Jan 01.
Article in English | MEDLINE | ID: mdl-37936271

ABSTRACT

OBJECTIVE: To describe characteristics of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection in patients with rheumatic immune-mediated inflammatory diseases (IMIDs) from Argentina, Mexico and Brazil, and to assess factors associated with mortality in this population. METHODS: Data from 3 national registries, SAR-COVID (Argentina), CMR-COVID (Mexico), and ReumaCoV-Brasil (Brazil), were combined. Adult patients with IMIDs and SARS-CoV-2 infection were recruited. Sociodemographic data, comorbidities, IMID clinical characteristics and treatment, and SARS-CoV-2 infection presentation and outcomes were recorded. RESULTS: A total of 4827 individuals were included: 2542 (52.7%) from SAR-COVID, 1167 (24.2%) from CMR-COVID, and 1118 (23.1%) from ReumaCoV-Brasil. Overall, 82.1% were female with a mean age of 49.7 (SD, 14.3) years; 22.7% of the patients were hospitalized, and 5.3% died because of COVID-19 (coronavirus disease 2019). Argentina and Brazil had both 4% of mortality and Mexico 9.4%. In the multivariable analysis, older age (≥60 years; odds ratio [OR], 7.4; 95% confidence interval [CI], 4.6-12.4), male sex (OR, 1.5; 95% CI, 1.1-2.1), living in Mexico (OR, 3.0; 95% CI, 2.0-4.4), comorbidity count (1 comorbidity: OR, 1.5; 95% CI, 1.0-2.1), diagnosis of connective tissue disease or vasculitis (OR, 1.8; 95% CI, 1.3-2.4), and other diseases (OR, 2.6; 95% CI, 1.6-4.1) compared with inflammatory joint disease, high disease activity (OR, 4.2; 95% CI, 2.5-7.0), and treatment with glucocorticoids (OR, 1.9; 95% CI, 1.4-2.5) or rituximab (OR, 4.2; 95% CI, 2.7-6.6) were associated with mortality. CONCLUSIONS: Mortality in patients with IMIDs was particularly high in Mexicans. Ethnic, environmental, societal factors, and different COVID-19 mitigation measures adopted have probably influenced these results.


Subject(s)
COVID-19 , Rheumatic Diseases , Adult , Humans , Male , Female , Middle Aged , SARS-CoV-2 , Mexico/epidemiology , Latin America , Argentina/epidemiology , Brazil/epidemiology , Rheumatic Diseases/epidemiology , Immunomodulating Agents
6.
Clin Rheumatol ; 42(9): 2453-2460, 2023 Sep.
Article in English | MEDLINE | ID: mdl-37335407

ABSTRACT

INTRODUCTION/OBJECTIVES: Active autoimmune rheumatic diseases (ARDs) before conception increase the risk of flares and adverse pregnancy outcomes. We aimed to construct and validate a reproductive behavior questionnaire in Spanish for patients with ARDs to assess their knowledge and their reproductive behavior. METHOD: We constructed and validated a reproductive behavior questionnaire in two phases: (1) a literature review followed by interviews of reproductive-age female patients, and (2) a cross-sectional study to complete validation. Convenience sampling was carried out with 165 female patients: 65 participated in the cross-cultural adaptation phase and 100 in the validation phase. The internal consistency was evaluated by estimating Cronbach's alpha and tetrachoric correlation coefficients. Values ≥ 0.40 were considered acceptable (p < 0.05). RESULTS: The initial instrument included 38 questions. Thematic analysis identified 8 important dimensions or topics, which were combined to create the Rheuma Reproductive Behavior interview questionnaire. A final total of 41 items across 10 dimensions were obtained. The test-retest analysis showed perfect correlations in 34 of the 41 items, moderate in 6 items, and negative in one of the items. The mean age of the patients was 35.65 years (SD 9.02), and the mean time to answer the survey was 13.66 min (SD 7.1). CONCLUSIONS: The Rheuma Reproductive Behavior questionnaire showed good reliability and consistency capturing patients' reproductive health knowledge and reproductive behavior. Key Points • We designed and validated a questionnaire to assess reproductive health knowledge and reproductive behavior among female patients with ARDs. • The questionnaire was comprehensible for participants, and showed good reliability and consistency capturing reproductive knowledge and behavior. • This tool may aid in the design of strategies to improve reproductive decision-making for female patients with ARDs.


Subject(s)
Reproductive Behavior , Respiratory Distress Syndrome , Rheumatic Diseases , Humans , Female , Adult , Reproducibility of Results , Cross-Sectional Studies , Surveys and Questionnaires , Psychometrics/methods
7.
Arch Osteoporos ; 17(1): 36, 2022 02 19.
Article in English | MEDLINE | ID: mdl-35182221

ABSTRACT

PURPOSE: Osteoporosis in pregnancy is an uncommon disease and there is little information regarding its pathogenesis and its effects on the skeleton. This review aims to describe changes in mineral metabolism during pregnancy and lactation as well as their clinical impact. METHODS: We performed a narrative review of the literature using the PubMed and Google Scholar databases for articles published from 1955 to 2021. RESULTS: Mineral metabolism in the mother must adapt to the demand created by the fetus and the placenta, which together absorb calcium and other minerals from the mother to mineralize the developing fetal skeleton; analyses of iliac bone biopsies at the beginning and end of pregnancy have shown that pregnancy significantly modifies maternal bone status. The greatest demand for calcium for the maternal skeleton occurs during lactation; women who breastfeed have an even greater loss of calcium to produce milk. However, it is controversial whether breastfeeding can increase the risk of osteoporotic fractures, and the possible mechanism is considerably complicated. Osteoporosis in pregnancy is an uncommon disease characterized by the occurrence of fragility fractures, most commonly in the vertebral column, in the third trimester of pregnancy, or early postpartum. The pathogenesis of PLO remains unclear owing to its rarity; DXA provides a sensitive and specific method for diagnosing osteoporosis by measuring BMD, one of the parameters that allow a better understanding of fracture risk. One limitation is the controversy in using radiation in pregnant women and the risk to the embryo/fetus; a safe alternative can be MRI. CONCLUSION: Pregnancy and lactation alter the maternal bone status; without a balance in metabolism, this may cause an increased risk of fracture due to changes in BMD. There is little information on BMD during pregnancy; more clinical studies are required to elucidate if this represents a risk factor for osteoporosis.


Subject(s)
Osteoporosis , Osteoporotic Fractures , Bone Density , Breast Feeding , Female , Humans , Lactation , Osteoporosis/etiology , Osteoporotic Fractures/complications , Pregnancy
8.
Clin Rheumatol ; 41(5): 1343-1348, 2022 May.
Article in English | MEDLINE | ID: mdl-35088207

ABSTRACT

INTRODUCTION/OBJECTIVES: First-degree relatives (FDR) of patients with rheumatoid arthritis (RA) are at increased risk of RA diagnosis. Magnetic resonance imaging (MRI) has been proposed as a useful tool to detect subclinical synovitis and bone abnormalities as predictors of progression to RA. The presence of grade ≥ 2 bone erosions in RA MRI scoring system (RAMRIS) was reported to be RA-specific. We aim to describe the prevalence and characteristics of MRI findings in RA patients and FDR. METHODS: A cross-sectional and exploratory study of 60 individuals was performed in 38 RA patients and 22 FDR with hand arthralgia without clinical arthritis and positive rheumatoid factor or anticitrullinated protein antibodies. All patients underwent an MRI and were evaluated for synovitis, bone erosion, and bone marrow edema. We evaluated second to fifth metacarpophalangeal joints of the dominant hand according to RAMRIS. RESULTS: Among the total population, eighteen (30%) subjects had grade ≥ 2 bone erosions, and 42 (70%) had at least one erosion of any grade. In patients with grade ≥ 2 bone erosions, 12 (31.6%) were from RA patients and 6 (27.2%) from FDR (p = 0.72). In patients with erosions of any grade, 26 (68.4%) were from RA patients and 15 (68.2%) were from FDR (p = 0.98). CONCLUSION: A high prevalence of bone erosions was found in RA patients' FDR who had symptoms without clinical arthritis and positive serology. MRI might be helpful in this population for an early detection of RA-specific erosions. The prognosis and the treatment decisions in these subjects should be elucidated. KEY POINTS: • First-degree relatives (FDR) of rheumatoid arthritis (RA) patients with positive serology and joint symptoms constitute a select subpopulation of individuals with an increased risk of developing RA. • Magnetic resonance imaging (MRI) of FDR shows a high prevalence of bone erosions of any grade, grade ≥ 2 erosions, and synovitis. • MRI might be helpful in FDR of RA patients to screen for the presence of RA-specific erosions or clinically undetectable synovitis.


Subject(s)
Arthritis, Rheumatoid , Synovitis , Arthritis, Rheumatoid/diagnosis , Cross-Sectional Studies , Humans , Magnetic Resonance Imaging , Metacarpophalangeal Joint/diagnostic imaging , Metacarpophalangeal Joint/pathology , Severity of Illness Index , Synovitis/diagnosis , Wrist Joint/pathology
9.
Rheumatol Int ; 41(12): 2105-2108, 2021 12.
Article in English | MEDLINE | ID: mdl-34622311

ABSTRACT

Data regarding COVID-19 vaccine efficacy and adverse events (AE) in patients with autoimmune and inflammatory rheumatic diseases (AIIRD) have been published recently although these mostly include the mRNA vaccines (Pfizer-BioNTech and Moderna) and the ChAdOx1 nCoV-19/AZD1222 (Oxford-AstraZeneca). This research aimed to study the prevalence of AE presented with six different SARS-CoV-2 vaccines {ChadOX1 nCoV-19 (AZD1222), Ad5-nCoV2, Ad26.COV2.S, mRNA-1273, BNT162b2, and CoronaVac} in Mexican patients with AIIRD. We performed a cross-sectional study about vaccine history. Two hundred and twenty five consecutive patients were recruited, mean age was 50.7 years and the majority (n = 213; 94.6%) were females. One hundred and seven (47.5%) received BNT162b2 mRNA, 34 (15.1%) Ad5-nCoV, 29 (12.8%) mRNA-1273, 28 (12.4%) ChAdOX1 nCoV-19 (AZD1222), 22 (9.7%) CoronaVac and 5 (2.2%) Ad26.COV2.S. The vaccines that had the most AE proportionally to the number of patients vaccinated were Janssen (5; 100%) followed by Pfizer-BioNTEch (86; 80%) and CanSinoBIO (27; 79.4%). Localized pain was the most frequent (158; 70.2%) AE. Fatigue (78; 34.7%), headache (69; 30.6%) and muscle ache (66; 29.3%) were the most common systemic symptoms. No serious AE that required medical attention or hospitalization were reported. The current results support the safety of different COVID-19 vaccines in patients with AIIRD. This information can help fight vaccine hesitancy in this population.


Subject(s)
COVID-19 Vaccines/adverse effects , Rheumatic Diseases/immunology , Vaccination/statistics & numerical data , COVID-19/epidemiology , COVID-19/immunology , COVID-19 Vaccines/administration & dosage , COVID-19 Vaccines/immunology , Cross-Sectional Studies , Female , Humans , Male , Mexico/epidemiology , Middle Aged , Pandemics , Rheumatic Diseases/complications , Rheumatology , SARS-CoV-2 , Surveys and Questionnaires
12.
J Family Reprod Health ; 15(4): 236-241, 2021 Dec.
Article in English | MEDLINE | ID: mdl-35340801

ABSTRACT

Objective: Subfertility is commonly observed in patients with rheumatoid arthritis (RA). Although the causes are not well established, the alteration of the ovarian reserve is thought to contribute to the lower chances of pregnancy. This cross-sectional study aimed to evaluate the ovarian reserve in patients with RA. Materials and methods: Two parameters associated with ovarian reserves such as the antral follicle count (AFC) and the anti-müllerian hormone (AMH) were assessed in 38 patients with RA. We also analyzed the correlation of these parameters with the medication used to treat this pathology and with the illness severity. Results: The AMH levels in women with RA were comparable to those found on healthy individuals although the RA patients were more likely to have a low AFC. Ovarian reserve and RA were neither influenced by parameters of disease activity nor by the use of medication. Conclusion: The ovarian reserve in women with RA was similar to that found in healthy individuals.

14.
Rheumatol Int ; 41(2): 409-414, 2021 Feb.
Article in English | MEDLINE | ID: mdl-32797280

ABSTRACT

BACKGROUND: There is an overall increased risk of adverse pregnancy outcomes and maternal morbidity in patients with most autoimmune rheumatic diseases (ARD); outcomes are generally improved when the pregnancy is planned and the disease is in control. OBJECTIVE: The objective of the present study was to describe the sexual and reproductive health characteristics and contraceptive use of Mexican women in childbearing age with ARD. METHODS: We conducted an observational, cross-sectional, and descriptive study. All non-pregnant childbearing age women with an ARD were invited to participate. A self-administered questionnaire of ten items that included questions about sexuality, use of contraceptive methods, pregnancy desire, and contraceptional counseling was applied. RESULTS: A total of 135 women were evaluated. The median age was 33 (25-39) years. Contraceptive use was referred by 49 (71%) of the patients that had sexual activity the last month, while 20 (28.9%) patients denied use. From the patients who had initiated sexual activity (N = 112), 41 (36.6%) did not use any contraceptive method, and 16 (14%) used a method classified as ineffective. The question about contraceptive counseling was answered by 112 patients. Eighty (70.4%) said they had received counseling from health-professional and 64 (57.1%) from their rheumatologist. A total of 57% of the women with teratogenic drugs did not employ a contraception method. CONCLUSION: Contraceptive use and reproductive health counseling are suboptimal in Mexican women with ARD. A high proportion of women taking teratogenic drugs did not employ a highly effective contraceptive method. Strategies to improve reproductive and sexual health are necessary.


Subject(s)
Contraception/methods , Counseling/statistics & numerical data , Rheumatic Diseases/complications , Adult , Contraception/statistics & numerical data , Contraception Behavior/statistics & numerical data , Counseling/standards , Cross-Sectional Studies , Female , Humans , Mexico/epidemiology , Reproductive Health , Rheumatology/methods , Rheumatology/standards , Surveys and Questionnaires
15.
Int J Rheum Dis ; 23(8): 1019-1023, 2020 Aug.
Article in English | MEDLINE | ID: mdl-32608054

ABSTRACT

AIM: To describe the prevalence of cognitive impairment and the most affected cognitive domains, employing the Montreal Cognitive Assessment (MoCA) and the Automated Neuropsychological Assessment Metrics (ANAM) of a Latin American primary Sjögren's syndrome (pSS) cohort, and compare these patients to secondary Sjögren's syndrome (sSS) subjects and controls. METHODS: This was a comparative cross-sectional study of patients with a diagnosis of pSS who fulfilled the American-European Consensus Group 2002 criteria and/or American College of Rheumatology/European League Against Rheumatism 2016 criteria; clinical information was evaluated prior to cognitive evaluation, which consisted of a single session in which the MoCA and ANAM were applied. RESULTS: A total of 122 subjects were included in the analysis (51 pSS, 20 sSS and 51 controls); mean age of pSS was 56 years (SD 10.4), of which 47 (92.15%) were women. Moderate-severe cognitive impairment by MoCA was 17% in pSS, 5% in sSS, and 15% in controls, and by ANAM were 29% in pSS and 10% in sSS (P > .05). Visuospatial/executive subdomain in the MoCA was different between the pSS and the control group (P = .005). We encountered a statistically significant difference between pSS patients and control scores from the program in 6 of the 7 domains tested by the ANAM. CONCLUSION: No difference was found in the prevalence of cognitive impairment between pSS subjects and controls by MoCA. Several subdomain scores differed between groups in both scales. Evaluation of cognitive disorders in patients with SS, even in early stages of the disease, seems advisable but the best strategy is yet to be elucidated.


Subject(s)
Cognition , Cognitive Dysfunction/diagnosis , Mental Status and Dementia Tests , Sjogren's Syndrome/epidemiology , Adult , Aged , Case-Control Studies , Cognitive Dysfunction/epidemiology , Cognitive Dysfunction/psychology , Cross-Sectional Studies , Executive Function , Female , Humans , Male , Mexico/epidemiology , Middle Aged , Predictive Value of Tests , Prevalence , Severity of Illness Index , Sjogren's Syndrome/diagnosis
16.
Rheumatol Int ; 40(9): 1433-1438, 2020 Sep.
Article in English | MEDLINE | ID: mdl-32372140

ABSTRACT

Women in reproductive age with rheumatic diseases (RD) are especially vulnerable for depression and anxiety which negatively impacts the pregnancy, birth, and RD. The purpose of this study is to describe the frequency of anxiety and depression symptoms employing the Hospital Anxiety and Depression Scale (HADS) in women in reproductive age. We conducted an observational, single-center, cross-sectional, and descriptive study in reproductive-age, non-pregnant women without a prior psychiatric diagnosis. Differences between disease groups, subscale results, and disease activity were analyzed with the Chi square, Mann-Whitney U test, or Kruskal-Wallis test. A total of 100 women were included. Mean age was 35.3 years (SD = 10.07). The most frequent diagnosis was rheumatoid arthritis (RA) with 48, followed by systemic lupus erythematosus (SLE) with 30. A total of 66 (66%) patients had an abnormal HADS score (probable or possible cases) in either subscale. More than 50% of RA patients had an abnormal HADS score. We found an association between RA disease activity groups and total HADS score (p = 0.003). Furthermore, we found a statically significant association between RA activity groups and HADS anxiety subscales group classification (p = 0.01). No differences between disease activity groups of SLE or other diseases and HADS classification or total score was found (p = 0.277). A high frequency of probable or possible cases of depression and anxiety were recognized in reproductive-age women with RD. A high RA disease activity was associated with a high total HADS score and an increased presence of anxiety symptoms.


Subject(s)
Anxiety/epidemiology , Arthritis, Rheumatoid/psychology , Depression/epidemiology , Lupus Erythematosus, Systemic/psychology , Adult , Anxiety/diagnosis , Arthritis, Rheumatoid/epidemiology , Cross-Sectional Studies , Depression/diagnosis , Female , Humans , Lupus Erythematosus, Systemic/epidemiology , Mexico/epidemiology , Middle Aged , Prevalence , Psychiatric Status Rating Scales , Severity of Illness Index
17.
Acta Reumatol Port ; 44(3): 218-224, 2019 12 15.
Article in English | MEDLINE | ID: mdl-31300634

ABSTRACT

INTRODUCTION/AIM: Rheumatoid Arthritis (RA) an autoimmune, chronic, and disabling disease if untreated, affects wrist joints, with a diagnostic delay of up to 2 years. Triquetral bone allows rotational movement that pivots over the rest wrist bones, and maintains physiological loads during mobility. Magnetic Resonance Imaging (MRI) is the most sensitive (96%) method for diagnosis, evidencing lesions as early as in the initial RA stages. Our aim was to determine the most frequently affected structures in the hand-wrist joint by MRI using the OMERACT-RAMRIS Score (2003) in three different RA stages, including clinically suspicious arthralgia (CSA) that haven't reported before. METHODS: We performed an exploratory, transverse, observational, descriptive study in 60 patients enrolled and classified by rheumatologists as: CSA, early rheumatoid arthritis (ERA), and established RA, prior to performing a dominant hand-wrist MRI for evaluation and descriptive analysis by an expert radiologist. RESULTS: Female predominance 83% (50), with a mean age 42+13.5 years; A total of 1,731 hand-wrist bone and joint sites were evaluated using EULAR-OMERACT Atlas (2005), identifying 56% (964 sites) with typical RA lesions: synovitis, erosions, and bone marrow edema (BME or osteitis); synovitis was the most frequent with 46% (445 site-lesion), and triquetral synovitis the most frequent each clinical group: CSA 87% (20/23), ERA 91% (20/22), and RA 93% (14/15). CONCLUSION: Synovitis and triquetral synovitis were the most prevalent lesion in three-studied phases. This could suggest the triquetrum as the first morphological site to be affected by RA; so it's assessment should be considered in the RA evaluation when it´s clinically suspected.


Subject(s)
Arthritis, Rheumatoid/diagnostic imaging , Magnetic Resonance Imaging , Synovitis/diagnostic imaging , Triquetrum Bone/diagnostic imaging , Adult , Arthralgia/etiology , Arthritis, Rheumatoid/complications , Cross-Sectional Studies , Early Diagnosis , Female , Humans , Male , Middle Aged , Synovitis/etiology
18.
Arch Rheumatol ; 32(4): 284-289, 2017 Dec.
Article in English | MEDLINE | ID: mdl-29900998

ABSTRACT

OBJECTIVES: This study aims to describe salivary beta-2 microglobulin (sB2M) levels in our setting and to assess the performance of sB2M for the diagnosis of Sjögren's syndrome (SS). PATIENTS AND METHODS: This cross-sectional, comparative study included 192 SS patients (2 males, 190 females; mean age 53.1 years; range 23 to 84 years) and 64 healthy controls (1 male, 63 females; mean age 46.9 years; range 21 to 82 years). Patients were divided into three groups as those with primary SS, secondary SS, and sicca non-Sjögren's syndrome (snSS). sB2M was measured by enzyme-linked immunosorbent assay in whole unstimulated saliva (ng/mL). Differences in sB2M were evaluated using the Kruskal-Wallis test. Receiver operating curves were generated to determine the performance of sB2M for distinguishing between SS and non-autoimmune snSS groups, and between SS group and healthy controls. RESULTS: The primary SS and secondary SS groups had a significantly higher concentration of sB2M than the other two groups. There was no significant difference in the concentration of sB2M between primary SS and secondary SS groups, and neither between snSS group and healthy controls. The receiver operating curve analysis for distinguishing SS and snSS showed an area under the curve of 0.661 (95% confidence interval 0.590-0.728, p=0.0001) with an optimal cutoff value of 0.582 ng/mL. Sensitivity, specificity, positive predictive value, and negative predictive value were 68.7%, 59.3%, 20.2%, and 92.7%, respectively. The reported prevalence of SS in Mexico was considered when calculating the last two values. CONCLUSION: In our setting, sB2M effectively distinguished between SS patients and non-autoimmune sicca symptoms. Including sB2M in our conventional diagnostic arsenal may assist in the evaluation of patients in whom SS is suspected; however, further studies are needed to clarify this hypothesis.

19.
Reumatol Clin ; 13(3): 156-159, 2017.
Article in English, Spanish | MEDLINE | ID: mdl-27132481

ABSTRACT

INTRODUCTION: In Mexico, other risk factors are associated with hepatitis C virus (HCV): prior heroin users, living alone, widower, and northern region residence. Rheumatoid arthritis (RA) patients are considered immunosuppressed and HCV testing is recommended before treatment. The aim of the study was to describe the characteristics of HCV testing in RA patients in three different medical care settings in a non-endemic area. METHODS: A retrospective observational study was performed using medical records from 960 RA patients describing the indications for HCV testing. RESULTS: The test was performed in 28.6% and the HCV overall frequency was 0.36%. Population characteristics were not associated with an increased risk of HCV infection; therefore, anti-HCV positivity was low. The main reason for testing was before starting biological agents. CONCLUSION: Due to the low pre-test probability, testing for HCV infection should be personalized; i.e., according to disease prevalence in a particular geographical location and the individual risk factors.


Subject(s)
Arthritis, Rheumatoid/virology , Guideline Adherence/statistics & numerical data , Hepatitis C/diagnosis , Practice Patterns, Physicians'/statistics & numerical data , Adult , Aged , Antirheumatic Agents/therapeutic use , Arthritis, Rheumatoid/drug therapy , Arthritis, Rheumatoid/immunology , Cross-Sectional Studies , Female , Hepatitis C/complications , Hepatitis C/epidemiology , Humans , Male , Mexico , Middle Aged , Practice Guidelines as Topic , Prevalence , Retrospective Studies , Risk Factors
20.
Reumatologia ; 54(3): 97-102, 2016.
Article in English | MEDLINE | ID: mdl-27504018

ABSTRACT

OBJECTIVES: Lyme disease is a tick-borne disease caused by infections with Borrelia. Persons infected with Borrelia can be asymptomatic or can develop disseminated disease. Diagnosis and recognition of groups at risk of infection with Borrelia burgdorferi is of great interest to contemporary rheumatology. There are a few reports about Borrelia infection in Mexico, including lymphocytoma cases positive to B. burgdorferi sensu stricto by PCR and a patient with acrodermatitis chronica atrophicans. Veterinarians have an occupational risk due to high rates of tick contact. The aim of this work was to investigate antibodies to Borrelia in students at the Faculty of Veterinary Medicine and Zootechnics, at Nuevo León, Mexico, and determine the antibody profile to B. burgdorferi antigens. MATERIAL AND METHODS: Sera were screened using a C6 ELISA, IgG and IgM ELISA using recombinant proteins from B. burgdorferi, B. garinii and B. afzelii. Sera with positive or grey-zone values were tested by IgG Western blot to B. burgdorferi sensu stricto. RESULTS: All volunteers reported tick exposures and 72.5% remembered tick bites. Only nine persons described mild Lyme disease related symptoms, including headaches, paresthesias, myalgias and arthralgias. None of the volunteers reported erythema migrans. Nine samples were confirmed by IgG Western blot. The profile showed 89% reactivity to OspA, 67% to p83, and 45% to BmpA. CONCLUSIONS: Positive sera samples shared antibody reactivity to the markers of late immune response p83 and BmpA, even if individuals did not present symptoms of Lyme arthritis or post-Lyme disease. The best criterion to diagnose Lyme disease in our country remains to be established, because it is probable that different strains coexist in Mexico. This is the first report of antibodies to B. burgdorferi in Latin American veterinarians. Veterinarians and high-risk people should be alert to take precautionary measures to prevent tick-borne diseases.

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