424 research outputs found

    Diagnosing and treating Krukenberg tumor: a gynecologist’s dilemma

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    Krukenberg tumor is a rare tumor of ovary. It is a metastatic ovarian tumor usually from a primary in gastrointestinal tract. The lesions are usually not discovered until primary disease is advanced and therefore most patients die within a year. In some cases primary is never found and their prognosis worsens. We are reporting a case on which right ovariotomy was done for a complex right ovarian mass from another hospital. Even after surgery her symptoms persisted and on further evaluation, she was found to have primary gastric carcinoma with carcinoma of recto sigmoid and left Krukenberg tumor. Here the diagnosis of a metastatic disease was missed during the initial evaluation. 80% of these tumors are bilateral and usually both ovaries are affected at the same time. But in this case, left ovary was normal which later increased in size within just 2 weeks. No optimal treatment strategy is clearly mentioned in literature. Whether to give her a palliative care or a definitive cytoreductive surgery was debated. Recent literature says that if we can render the patient free of gross residual disease, we should do a primary debulking surgery rather than palliative care. Many studies have shown that aggressive debulking of macroscopic disease improves the survival rate

    A rare presentation of hypothyroidism

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    In this case report, we have brought out a very rare presentation of hypothyroidism in the form of cataplexy and this case is of significance because there have been no similar case reports of hypothyroidism presenting as cataplexy so far. The other highlight of the case is that treatment of hypothyroidism alone resulted in complete freedom from cataplexy without the need for agrypnotic drugs

    Characterization of the Small RNA Transcriptome of the Marine Coccolithophorid, Emiliania huxleyi

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    Small RNAs (smRNAs) control a variety of cellular processes by silencing target genes at the transcriptional or post-transcription level. While extensively studied in plants, relatively little is known about smRNAs and their targets in marine phytoplankton, such as Emiliania huxleyi (E. huxleyi). Deep sequencing was performed of smRNAs extracted at different time points as E. huxleyi cells transition from logarithmic to stationary phase growth in batch culture. Computational analyses predicted 18 E. huxleyi specific miRNAs. The 18 miRNA candidates and their precursors vary in length (18-24 nt and 71-252 nt, respectively), genome copy number (3-1,459), and the number of genes targeted (2-107). Stem-loop real time reverse transcriptase (RT) PCR was used to validate miRNA expression which varied by nearly three orders of magnitude when growth slows and cells enter stationary phase. Stem-loop RT PCR was also used to examine the expression profiles of miRNA in calcifying and non-calcifying cultures, and a small subset was found to be differentially expressed when nutrients become limiting and calcification is enhanced. In addition to miRNAs, endogenous small RNAs such as ra-siRNAs, ta-siRNAs, nat-siRNAs, and piwiRNAs were predicted along with the machinery for the biogenesis and processing of si-RNAs. This study is the first genome-wide investigation smRNAs pathways in E. huxleyi. Results provide new insights into the importance of smRNAs in regulating aspects of physiological growth and adaptation in marine phytoplankton and further challenge the notion that smRNAs evolved with multicellularity, expanding our perspective of these ancient regulatory pathways

    Leadership Integrity and Diversity in the Workplace

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    Leadership integrity and diversity are significant factors in the relationship between leader and employee in the workplace. For employees to follow their leaders, they want someone that they can trust. They will not follow those whom they do not trust or who will not or cannot disclose a clear set of values, ethics and standards. This research examined 941 responses from workers in the United States who completed the Perceived Leader Integrity Scale (PLIS) developed by Craig and Gustafson (1998) and the Workplace Diversity Survey by De Meuse and Hostager (1996), along with demographic questions. This research also examined the relationship of perceived leadership integrity and workplace diversity

    Adverse Childhood Experiences and Adult Smoking, Nebraska, 2011

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    Introduction Smoking is a public health risk; the prevalence of smoking among adults in Nebraska is 18-4%. Studies indicate that maltreatment of children alters their brain development, possibly increasing risk for tobacco use. Previous studies have documented associations between childhood maltreatment and adult health behaviors, demonstrating the influence of adverse experiences on tobacco use. We examined prevalence and associations between adverse childhood experiences and smoking among Nebraskans. Methods We analyzed 2011 Nebraska Behavioral Risk Factor Surveillance System (Adverse Childhood Experience module) data, defining adverse childhood experience exposures as physical, sexual, and verbal abuse (ie, direct exposures), and household dysfunction associated with mental illness, substance abuse, divorce, domestic violence, and living with persons with incarceration histories (ie, environmental exposures). We estimated prevalence of exposures, taking into account the complex survey design. We used logistic regression with predicted margins to estimate adjusted relative risk for smoking by direct or environmental exposure. Results Approximately 51% of Nebraskans experienced 1 or more adverse childhood events; 7% experienced 5 or more. Prevalence of environmental exposures (42%) was significantly higher than that of direct exposures (31%). Prevalence of individual exposures ranged from 6% (incarceration of a household member) to 25% (verbal abuse). Adjusted relative risks of smoking for direct and environmental exposures were 1.5 and 1.8, respectively. Conclusion We present a new method of evaluating adverse childhood experience data. Prevalence of adverse childhood experiences is high among Nebraskans, and these exposures are associated with smoking. State-specific strategies to monitor adverse events among children and provide interventions might help to decrease the smoking rate in this population

    Adverse Childhood Experiences and Adult Smoking, Nebraska, 2011

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    Introduction Smoking is a public health risk; the prevalence of smoking among adults in Nebraska is 18-4%. Studies indicate that maltreatment of children alters their brain development, possibly increasing risk for tobacco use. Previous studies have documented associations between childhood maltreatment and adult health behaviors, demonstrating the influence of adverse experiences on tobacco use. We examined prevalence and associations between adverse childhood experiences and smoking among Nebraskans. Methods We analyzed 2011 Nebraska Behavioral Risk Factor Surveillance System (Adverse Childhood Experience module) data, defining adverse childhood experience exposures as physical, sexual, and verbal abuse (ie, direct exposures), and household dysfunction associated with mental illness, substance abuse, divorce, domestic violence, and living with persons with incarceration histories (ie, environmental exposures). We estimated prevalence of exposures, taking into account the complex survey design. We used logistic regression with predicted margins to estimate adjusted relative risk for smoking by direct or environmental exposure. Results Approximately 51% of Nebraskans experienced 1 or more adverse childhood events; 7% experienced 5 or more. Prevalence of environmental exposures (42%) was significantly higher than that of direct exposures (31%). Prevalence of individual exposures ranged from 6% (incarceration of a household member) to 25% (verbal abuse). Adjusted relative risks of smoking for direct and environmental exposures were 1.5 and 1.8, respectively. Conclusion We present a new method of evaluating adverse childhood experience data. Prevalence of adverse childhood experiences is high among Nebraskans, and these exposures are associated with smoking. State-specific strategies to monitor adverse events among children and provide interventions might help to decrease the smoking rate in this population

    Physicians' Perceptions of Factors Influencing Adherence to Antibiotic Prophylaxis in Children with Sickle Cell Disease

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    Background: Children with sickle cell disease (SCD) aged Staphylococcus pneumoniae and Haemophilus influenzae due to the inability of their spleen to protect against infection
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