Publications by authors named "Osiovich H"

Background/objectives: Rapid genome-wide sequencing (rGWS) continues to transform the care provided to infants with genetic conditions in neonatal intensive care units (NICUs). Previous research has demonstrated that rGWS has immense benefits on patient care; however, little is known about non-genetic healthcare providers' (HCPs) experiences and perspectives of working with rGWS and supporting families through the rGWS testing process in Canadian NICU facilities. To address this gap, we surveyed and conducted semi-structured interviews with non-genetic HCPs of diverse professions from NICUs in British Columbia.

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Article Synopsis
  • Genetic and genomic technologies can accurately diagnose many genetic disorders, and genetic counselling is essential to support patients before and after testing.
  • There is a notable lack of understanding regarding specific genetic counselling needs in Neonatal Intensive Care Units (NICUs) and Pediatric Intensive Care Units (PICUs), which this scoping review aims to address.
  • Analyzing 170 studies revealed that most research focused on NICUs, with only 31% of studies providing comprehensive genetic counselling, highlighting a pressing need for improved pre- and post-test genetic counselling tailored to different clinical situations and cultural factors.
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Introduction Umbilical venous catheters (UVCs) are standardly used for central venous access in acutely sick neonates. Complications associated with UVCs include thrombosis, infection, diffuse intravascular coagulopathy, arrhythmia, tamponade, and liver injury, many of which are related to misplacement of the catheters. Therefore, this study aimed to institute a policy of obtaining lateral and frontal radiographs to improve the determination of the UVC position.

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Background: Surgical ligation of patent ductus arteriosus (PDA) can be associated with long-term morbidity and adverse outcomes in neonates. Targeted neonatal echocardiography (TNE) has been increasingly used to improve the hemodynamic management. We aimed to evaluate the preoperative assessment impacts of the hemodynamic significance of PDA using TNE on PDA ligation rates and neonatal outcomes.

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Objective: To evaluate the change in consumption of specific antibiotics in a neonatal intensive care unit after the implementation of an antimicrobial stewardship program (ASP).

Design: Retrospective cohort study between January 1, 2010, and December 31,2019.

Setting: The neonatal intensive care unit at British Columbia Women's Hospital (Vancouver Canada), a tertiary-care center.

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Purpose: This study aimed to compare downstream utilization of medical services among critically ill infants admitted to intensive care units who received rapid exome sequencing (ES) and those who followed alternative diagnostic testing pathways.

Methods: Using propensity score-weighted regression models including sex, age at admission, and severity indicators, we compared a group of 47 infants who underwent rapid ES with a group of 211 infants who did not receive rapid ES. Utilization and cost indicators were compared between cohorts using negative binomial models for utilization and two-part models for costs.

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Introduction: Inconsistent workflow, communication, and role clarity generate inefficiencies during bedside rounds in a neonatal intensive care unit. These inefficiencies compromise the time needed for essential activities and result in reduced staff and family satisfaction. This study's primary aim was to reduce the mean duration of bedside rounds by 25% within 3 months by redesigning the rounding processes and applying QI principles.

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Transitional neonatal hypoglycemia is common in at-risk well newborns, requires immediate attention, interferes with breastfeeding, and frequently results in separation of mothers from their babies. Breastfeeding shortly after birth and screening at-risk newborns at 2 hours of age is standard practice in Canada. In the Sugar Babies Trial, a custom-made 40% glucose-gel massaged to the buccal mucosa in at-risk infants decreased intravenous glucose treatment, but not neonatal intensive care unit admission.

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Background: The goal of the Neonatal Intensive Care Unit (NICU) is to provide optimal care for preterm and sick infants while supporting their growth and development. The NICU environment can be stressful for preterm infants and often cannot adequately support their neurodevelopmental needs. Kangaroo Care (KC) is an evidence-based developmental care strategy that has been shown to be associated with improved short and long term neurodevelopmental outcomes for preterm infants.

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Genome-wide sequencing (GWS) is increasingly being used in neonatal intensive care units. While studies have explored its clinical utility, little is known about parental experiences with this testing post-return of results. We conducted a qualitative study, using an interpretive description framework and thematic analysis, to gain further insight into parents' perceptions of the value and utility of GWS for their infant.

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Objective: To evaluate whether a pragmatic corrected fortification (CF) model achieves recommended target protein and calorie content of human milk (HM) for preterm infants when compared with standard fixed-dose fortification (SF).

Design: In this prospective non-interventional study, we enrolled mothers of infants with birth weight ≤1500 g fed exclusive HM. Infants with chromosomal or intestinal disorders were excluded.

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Premature infants have a higher incidence of indirect hyperbilirubinemia than term infants. Management of neonatal indirect hyperbilirubinemia in late preterm and term neonates has been well addressed by recognized, consensus-based guidelines. However, the extension of these guidelines to the preterm population has been an area of uncertainty because of limited evidence.

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Background: Children with complex medical needs (CMN) are high healthcare resource utilizers, have varying underlying diagnoses, and experience repeated hospitalizations. Outcomes on neonatal intensive care (NICU) patients with CMN are unknown.

Purpose: The primary aim is to describe the clinical profile, resource use, prevalence, and both in-hospital and postdischarge outcomes of neonates with CMN.

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Background: Methicillin-resistant Staphylococcus aureus (MRSA) is a well-known nosocomial pathogen in neonatal intensive care unit (NICU) patients. Studies on the impact of MRSA colonization on neonatal morbidities are scarce.

Methods: We conducted a 1:3 matched cohort study among infants with and without MRSA colonization, born between January 2010 and June 2014, in a tertiary NICU to review their demographic characteristics and outcomes.

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Genetic disorders are one of the leading causes of infant mortality and are frequent in neonatal intensive care units (NICUs). Rapid genome-wide sequencing (GWS; whole genome or exome sequencing (ES)), due to its diagnostic capabilities and immediate impacts on medical management, is becoming an appealing testing option in the NICU setting. RAPIDOMICS was a trio-based rapid ES pilot study of 25 babies with suspected genetic disorders in the BC Women's Hospital NICU.

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"Why can't I have my postpartum care in the same room as my baby?" questioned Hilary, a neonatal intensive care unit (NICU) "alumni" parent, during a design event for the new British Columbia's Women's Hospital 70 single family room NICU. This simple yet provocative question was nearly dismissed and the idea of a combined care model lost, since most members of the team thought it was simply "not possible." Hilary did not give up and continued to raise this idea throughout every design event.

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Transitional hypoglycemia is common in at-risk newborns, frequently resulting in therapeutic interference with bonding and breastfeeding; 40% dextrose gel massaged to the buccal mucosa has been shown to decrease hypoglycemia <2.6 mmol/L and NICU admissions. However, in the absence of a newborn-specific product, over-the-counter diabetes-care products with poorly documented composition are being used for neonates.

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Background And Objectives: Hypoglycemia monitoring is not recommended for most full-term newborns. We wished to determine the incidence, presentation and case characteristics of hypoglycemia in low-risk newborns.

Methods: With the assistance of the Canadian Paediatric Surveillance Program, we conducted a national study of severe hypoglycemia in apparently low-risk full-term newborns.

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Background: Our objective was to evaluate the appropriateness of antibiotic prescriptions in the neonatal intensive care unit using standardized criteria and determine the effects of an antimicrobial stewardship program (ASP) on patterns of antibiotic usage.

Methods: A retrospective audit of antibiotic use from July 2010 to June 2013 was conducted, focusing on prescriptions of vancomycin, cefotaxime, meropenem and linezolid for >3 calendar-days. We evaluated the appropriateness of each course of antibiotic treatment based on the Centers for Disease Control and Prevention 12-Step Guidelines to Prevent Antimicrobial Resistance (steps 4, 6 and 9).

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Background: Although peripherally inserted central catheters (PICCs) provide vascular access in newborns who require parenteral nutrition and medications, they can be associated with complications that lead to significant morbidity and mortality.

Objectives: To describe the characteristics of pleural effusion (PLE) associated with PICC use in a large level III neonatal intensive care unit.

Design/methods: A retrospective review of PICC-related PLE in newborns was conducted over a 5-year period, from 2008-2012.

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Objective: The objective of this study is to describe the use and complications of peripherally inserted central catheters (PICC) via scalp veins in neonates.

Methods: A retrospective review of neonates who had PICCs inserted, between January 2010 and June 2013, in the NICU at Children's and Women's Health Center of British Columbia.

Results: During the study period, 689 PICCs were inserted over a total of 46 728 NICU patient days.

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Background: PICC lines are now used routinely to provide central access for neonatal intensive care unit (NICU) patients. Neonates are known to be at risk for venous thromboembolism (VTE) related to central catheters. No literature exists about VTE PICC-related morbidity in the NICU abdominal surgery subgroup.

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Objective: To investigate gentamicin pharmacokinetics in neonates with moderate-to-severe hypoxic-ischemic encephalopathy (HIE) who underwent therapeutic hypothermia (TH).

Methods: Data were collected retrospectively from infants admitted between January 2007 and February 2011. Gentamicin was given at 2.

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Objective: To determine the relationship between left ventricular cardiac output (LVCO), superior vena cava (SVC) flow, and brain injury during whole-body therapeutic hypothermia.

Study Design: Sixteen newborns with moderate or severe hypoxic-ischemic encephalopathy were studied using echocardiography during and immediately after therapeutic hypothermia. Measures were also compared with 12 healthy newborns of similar postnatal age.

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