75 research outputs found

    The Handling and Re-Management of the Product Failed in the Production Process of PT Kedawung Setia

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    PT Kedawung Setia Industrial Tbk manufactures and sells enamel products in Indonesia. Founded in 1973 and headquartered in Surabaya, Indonesia. PT Kedawung Setia main products are pot and household appliances lined with enamel. Enamel is a kind of special paint that makes the kitchen equipment become colorful so that is better seen and impress ‘luxury'. PT Kedawung Setia does not produce ordinary kitchen utensils, but rather a high-end kitchen appliances to be exported and able to be bought in large supermarkets. Thus it is certainly important for PT. Kedawung Setia to really pay attention to every detail of its production steps to minimize the occurrence of production failure. However the product defect seems to be quite difficult to avoid and still a problem that is putting a risk to the company. This paper aims to analyze the problem in production and display alternative solutions to reduce production failure which causes defect products. The result shows that it can be done via re-management of the defect product to be a new product with good quality adding up a diversification of products for the company

    Sustained remission in a case of lupus nephritis with cyclosporin therapy

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    Systemic lupus erythematosus (SLE) in severe form still presents a major therapeutic challenge. Aggressive treatment of severe renal lesions has improved the prognosis of renal disease over the last decade. However, this benefit is quite frequently offset by the side effects and toxicity of the treatment. Moreover, the disease may appear to be poorly responsive to treatment with steroids and cytotoxic drugs. We report a case of lupus nephritis that relapsed despite having adequate steroid and cytotoxic therapy, but later was successfully treated with cyclosporin. Fifteen months after discontinuing the treatment with cyclosporin, the patient continued to remain in remission

    Spectrum of complications and mortality of bacterial meningitis: an experience from a developing country

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    Objective: The aim of this study was to obtain data on predisposing factors, causative organisms and their associated mortality and complications related to acute bacterial meningitis. Methods: The chart review of all patients in whom acute bacterial meningitis was diagnosed at The Aga Khan University Hospital from January 1995 through December 2001. Results: One hundred ninety-four patients were included in study. There were 146 males and 48 females. The mean age of our study population was 41±12.3 years. One hundred and ninety (97.9%) patients had community acquired meningitis; only 4 (2.0%) patients developed meningitis nosocomially. The two most common predisposing factors were diabetes mellitus (13.9%) and otitis media (7.7%) among all 194 patients. A significant proportion of patients with complications had diabetes mellitus (24.6%, p Conclusion: Bacterial Meningitis remains a serious disease associated with substantial morbidity and mortality. Most cases are community acquired with S. Pneumoniae being the most common pathogen. Old age, diabetes mellitus, a positive culture, seizures as a complication and late stage in the disease are the important predictors of a poor outcome (JPMA 53:580;2003)

    Maximum tolerable dose of cyclophosphamide and azathioprine in Pakistani patients with primary renal disease

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    Objective: The immunosuppressive regimens, at present, mainly rely on western guidelines that were derived from studies conducted in western populations. No such study exists for South Asian population, which is home to almost two billion people different in both genetics and environment from west. Locally derived thresholds for side effects markedly different from western figures may warrant re-adjustment of current local immunosuppressive regimens that are at present based largely on western guidelines. In order to define optimum dose for Cyclophosphamide (CYC) and Azathioprine (AZA) based immunosuppressive therapy, we conducted this study to find out maximum tolerable doses of azathioprine (AZA) and cyclophosphamide (CYC) beyond which neutropenia and thrombocytepenia are most likely to occur in patients with primary renal pathology.METHOD: Patients with systemic vasculitis and idiopathic glomerulonephritis who were on CYC and AZA were identified through review of medical records at a tertiary care hospital in Pakistan (The Aga Khan University Hospital, Karachi). Patients were categorized under three principal diagnosis i.e. systemic lupus erythematosus (SLE), primary (idiopathic) glomerulonephritis (GN) and Wegener\u27s granulomatosis (WG). The Receiver Operating Curve (ROC) was used to calculate the maximum tolerable dose for both CYC and AZA.Results: We identified 94 patients aged 6-82 years (median 44.5 years) with primary renal disease (Wegener\u27s granulomatosis n=13, Systemic lupus erythematosis n=62 and idiopathic glomerulonephritis n=19) who received CYC or AZA. Of these 94 patients, 36.2% (n=34) received CYC and 63.8% (n=60) received AZA. The mean dose of CYC was 1.54 +/- 0.50 mg/kg of body weight (range: 0.77-2.93). The mean dose of AZA was 1.64 +/- 0.59 mg/kg of body weight (range: 0.47-2.97). The maximum tolerable doses calculated for CYC and AZA were 1.25 mg/kg and 1.30 mg/kg of body weight respectively. The maximum tolerable dose for CYC and AZA among males could not be calculated, because of insufficient number of patients who developed neutropenia and thrombocytopenia. The maximum tolerable doses for CYC and AZA among females were 1.34 mg/kg and 1.03 mg/kg of body weight respectively. Also we found out that AZA was relatively more likely to cause neutropenia and thrombocytopenia (p=0.07).CONCLUSION: We thereby recommend that CYC should be initiated at a dose no more than 1 mg/kg of body weight and AZA at an initial dose of 0.75-1.0 mg/kg of body weight. The dose may be adjusted later on the basis of clinical response and laboratory reports

    Early renal damage assessed by the SLICC/ACR damage index is predictor of severe outcome in lupus patients in Pakistan

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    We investigated Patients with systemic lupus erythematosus with the objective of assessing whether early damage accrued in systemic lupus erythematosus as measured by the SLICC/ACR Damage Index predicts mortality in lupus Patients that have been followed prospectively in a single center. Patients with systemic lupus erythematosus from Aga Khan University hospital presenting between 1992 and 2007 were included. This enabled all Patients to be potentially followed for at least 10 years. Yearly SLICC/ACR Damage Index scores were determined for each Patient. Early damage was defined as a score \u3e= 1, and no damage as a score of 0 at the initial assessment. Kaplan-Meier and Log rank tests were used to compare the survival experience between those with and without damage, with all Patients being assessed at 10 years. In this inception cohort 198 Patients were identified and were followed for 10 years. Of these, 47 (23.7%) Patients had a SLICC/ACR Damage Index score of 0 (no damage) while 151 Patients (76.3%) had at least one SLICC/ACR Damage Index item scored (early damage). Mean renal damage score at 1, 5 and 10 years was 0.16, 0.34 and 0.67, respectively. Of lupus Patients who exhibited renal damage at their first SLICC/ACR Damage Index assessment, 31% died within 10 years of their illness as compared with only 13% who had no early renal damage (p \u3c 0.003). Mean renal damage score at 1 year after diagnosis was a significant predictor of death within 10 years of diagnosis (p \u3c 0.002)

    Renal involvement in systemic lupus erythematosus in Pakistan

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    Objective: To find the prevalence of lupus nephritis, delineate its clinical, immunological and therapeutic characteristics and compare them with the data worldwide.PATIENTS AND Methods: Between 1985 and 2001, 198 patients with SLE fulfilling the clinical and laboratory criteria of the American Rheumatism Association (ARA) admitted to the hospital were studied by means of a retrospective review of their records.Results: Renal involvement was found in 89 (45%) patients. Biopsy showed lupus nephritis in 42 patients; there were 9 male and 33 females. Mean age at initial presentation was 27 years and mean duration of follow-up was 2 .3 years. The histological types (WHO Classification) were mainly class. 4 (n = 27), class 3 (n = 7) and class 5 (n = 6). Immunoflourescence showed a predominantly granular pattern of IgG, IgA and C3. Renal manifestations included renal failure (50%), microscopic hematuria (67%), active urine sediment (22%), and proteinuria (74%). Proteinuria was nephrotic range in 45% patients. Treatment was with combinations of prednisolone and cyclophosphamide (n = 13), prednisolone and azathioprine (n = 27). 19 patients received high dose methyl prednisolone (1 gm/day for 3 days). There was no difference in mortality rate between prednisolone and cyclophosphamide and prednisolone and azathioprine treatment groups. The overall mortality rate was 17% (n = 7). Mortality was higher in WHO class 4 and 5 as compared to class 2 and 3 (p \u3c 0.001).CONCLUSION: The prevalence of lupus nephritis in our population is an intermediate between Caucasians and other Asians. Certain clinical characteristics in our patients with lupus nephritis are different as compared to various other studies. Because of limited resources for treatment in developing countries, we believe that patients with lupus nephritis should be treated with improved ancillary medical therapies and more effective immunosuppressive regimens

    Survival analysis and prognostic indicators of systemic lupus erythematosus in Pakistani patients

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    To aim of this study is to analyse the survival rate and prognostic indicators of systemic lupus erythematosus (SLE) in Pakistani population. A total of 198 Patients with SLE diagnosed between 1992 and 2005 were reviewed retrospectively. Clinical features at presentation, subsequent evolving features, autoantibody profile, damage scores and mortality data were obtained. Prognostic factors for survival were studied by statistical analysis. Of 198 SLE Patients studied, 174 were women and 24 were men. The women to men ratio was 7.2:1. Mean age at presentation was 31 years (range 14-76). Mean duration of symptoms before diagnosis was 2.8 years. Mean duration of follow-up was 34.21 months (+/- 33.69). Mean disease duration was 15.6 years. At diagnosis, arthritis, malar rash, oral ulcers and alopecia were the commonest features. During the follow-up, the prevalence of nephritis, arthritis, neurological and hematological disease increased significantly. About 76% (n = 151) of the Patients had organ damage at the time of data analysis, and renal disease was the commonest cause. Univariate analysis revealed that renal disease (P = 0.000), seizures (P = 0.048), pleural involvement (P = 0.019), alopecia (P = 0.000) and discoid lesions (P = 0.005) were predictors for damage. Multivariate model, however, revealed that only renal disease was independent risk factor for damage (P = 0.002). During the study period, 47 Patients (24%) died (five due to disease-related complications and rest as a result of infections). The 3-, 5-, 10-, 15- and 20-year survival rates of our cohort were 99, 80, 77, 75 and 75%, respectively. Cox regression analysis revealed that renal involvement (P = 0.002) and infections (P = 0.004) were independent risk factors for mortality. The survival of our Pakistani SLE Patients was significantly lower compared to that of the Caucasian series reported in last decade. Nephritis not only contributes to organ damage but also acts a major determinant for survival. Infection remains the commonest cause of death. Renal involvement and infections are independent risk factors for mortality. Judicious use of immunosuppressive agents is necessary to improve the short-term survival of lupus Patients

    Do clinical manifestations of Systemic Lupus Erythematosus in Pakistan correlate with rest of Asia?

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    Objective: Systemic Lupus Erythematosus (SLE) is known to be different among people with different racial, geographical and socio-economic back grounds. Asia has diverse ethnic groups broadly, Orientals in the East and Southeast Asia, Indians in South Asia and Arabs in the Middle East. These regions differ significantly from the Caucasians with reference to SLE. The purpose of this study was, therefore, to delineate the clinical pattern and disease course in Pakistani patients with SLE and compare it with Asian data.Methods: Patients with SLE fulfilling the clinical and laboratory criteria of the American Rheumatism Association admitted at the Aga Khan University Hospital between 1986 and 2001 were studied by means of a retrospective review of their records. The results were compared with various studies in different regions of Asia.Results: Demographically, it was seen that SLE is a disease predominantly of females in their third decade, which is generally consistent with Asian data. There was less cutaneous manifestations, arthritis, serositis, haematological and renal involvement compared to various regions in Asia. The neurological manifestations of SLE, however, place Pakistani patients in the middle of a spectrum between South Asians and other Asian races.CONCLUSION: This study has shown that the clinical characteristics of SLE patients in our country may be different to those of other Asian races. Although our population is similar to South Asians, but clinical manifestations of our SLE patients are considerably different, suggesting some unknown etiology. Further studies are required to confirm the above results and to find statistically sounder associations

    A metabolite-derived protein modification integrates glycolysis with KEAP1-NRF2 signalling.

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    Mechanisms that integrate the metabolic state of a cell with regulatory pathways are necessary to maintain cellular homeostasis. Endogenous, intrinsically reactive metabolites can form functional, covalent modifications on proteins without the aid of enzymes1,2, and regulate cellular functions such as metabolism3-5 and transcription6. An important 'sensor' protein that captures specific metabolic information and transforms it into an appropriate response is KEAP1, which contains reactive cysteine residues that collectively act as an electrophile sensor tuned to respond to reactive species resulting from endogenous and xenobiotic molecules. Covalent modification of KEAP1 results in reduced ubiquitination and the accumulation of NRF27,8, which then initiates the transcription of cytoprotective genes at antioxidant-response element loci. Here we identify a small-molecule inhibitor of the glycolytic enzyme PGK1, and reveal a direct link between glycolysis and NRF2 signalling. Inhibition of PGK1 results in accumulation of the reactive metabolite methylglyoxal, which selectively modifies KEAP1 to form a methylimidazole crosslink between proximal cysteine and arginine residues (MICA). This posttranslational modification results in the dimerization of KEAP1, the accumulation of NRF2 and activation of the NRF2 transcriptional program. These results demonstrate the existence of direct inter-pathway communication between glycolysis and the KEAP1-NRF2 transcriptional axis, provide insight into the metabolic regulation of the cellular stress response, and suggest a therapeutic strategy for controlling the cytoprotective antioxidant response in several human diseases
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