Publications by authors named "Cyrus Samai"

Outline a quality initiative establishing an institutional service line for neonatal transcatheter device closure of the patent ductus arteriosus (TDC-PDA). A retrospective descriptive observational study surrounds programmatic approach to TDC-PDA in premature neonates with process measure spanning education, implementation, referral, and post-procedural care. Metrics tracked pre- and post-program creation with statistical analyses performed.

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Background Tetralogy of Fallot with absent pulmonary valve is associated with high mortality, but it remains difficult to predict outcomes prenatally. We aimed to identify risk factors for mortality in a large multicenter cohort. Methods and Results Fetal echocardiograms and clinical data from 19 centers over a 10-year period were collected.

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Background In a recent multicenter study of perinatal outcome in fetuses with Ebstein anomaly or tricuspid valve dysplasia, we found that one third of live-born patients died before hospital discharge. We sought to further describe postnatal management strategies and to define risk factors for neonatal mortality and circulatory outcome at discharge. Methods and Results This 23-center, retrospective study from 2005 to 2011 included 243 fetuses with Ebstein anomaly or tricuspid valve dysplasia.

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Purpose Of Review: Changing demands in healthcare, new leadership structures and physician preferences on work-life balance have made culture, teamwork and engagement vitally important for the long-term success of medical practices. With recent emphasis placed on culture, teamwork and engagement, leaders have had to acquire management skills that extend beyond the scope of being a successful clinician, educator and researcher.

Recent Findings: Over the last two decades, experts throughout the business and medical fields have worked to define culture.

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Background: No data exist regarding the temporal trends in utilization of transthoracic echocardiography (TTE) in an outpatient pediatric cardiology setting. This study evaluates the trends in utilization of TTE for common diagnoses known to have low diagnostic yield and the factors influencing these trends.

Methods: Patients evaluated at our pediatric cardiology clinics from January 2000 to December 2014 and discharged with final diagnoses of innocent murmur, noncardiac chest pain, benign syncope, and palpitations were included.

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Background: The 2 management strategies of neonates born with ductal-dependent pulmonary atresia and ventricular septal defect (PAVSD) include single stage primary biventricular repair (BVR) or staged palliation with modified Blalock-Taussig shunt (BTS) followed by second stage repair. Each approach is associated with specific benefits and drawbacks. We report outcomes of those 2 different strategies.

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Background: Ebstein anomaly and tricuspid valve dysplasia are rare congenital tricuspid valve malformations associated with high perinatal mortality. The literature consists of small, single-center case series spanning several decades. We performed a multicenter study to assess the outcomes and factors associated with mortality after fetal diagnosis in the current era.

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A previously healthy 11-year-old girl was referred for pediatric cardiology evaluation because of the development of progressive bilateral lower extremity swelling over the course of 2 years. Her prior workup had included a negative result for proteinuria and a negative ultrasound for deep venous thrombosis. On physical examination, in addition to her edema, she was found to have a severe pectus excavatum deformity, which prompted cardiac magnetic resonance imaging.

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Although fetal echocardiography is a useful tool for earlier detection of congenital heart disease (CHD), no clear, evidence-based appropriate use criteria exist. This study aimed to determine those referral indications most predictive of CHD. A retrospective cohort study of fetal echocardiograms was conducted at a single tertiary care center.

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Prenatal diagnosis of congenital heart defects (CHDs) is increasingly common, but it is still unclear whether it translates to improved postoperative outcomes. We performed a retrospective cohort study of all infants (aged <1 year) who underwent surgery for CHDs from 2006 to 2011 at a single institution. Primary outcomes were in-hospital and 1-year mortality rates.

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Exposure to maternal anti-Ro (SS-A) and anti-La (SS-B) antibodies is a well-described risk factor for the development of fetal atrioventricular (AV) block. The role of maternal fluorinated steroids in the treatment and prevention of antibody-mediated fetal AV block is controversial. Fetal atrial flutter has rarely been described in association with maternal antibodies.

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This report describes the case of two pediatric patients who demonstrated echocardiographic evidence of pulmonary hypertension (PH) during the acute phase of Kawasaki disease. The etiology of PH development in this setting is currently unknown, but the authors hypothesize that pulmonary vasculitis may play a significant role. Fortunately, the PH appeared to be self-limited and resolved in both cases with routine treatment of Kawasaki disease.

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We believe this case represents the first confirmed congenital infantile fibrosarcoma (CIFS) of the heart. We describe an infant with congenital infantile fibrosarcoma of the heart who was treated with chemotherapy and who had a life-threatening complication develop that was successfully corrected by surgery. This demonstrates an unusual presentation, remarkable imaging, and diagnostic and treatment dilemmas.

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