The investigators will be evaluating bone marrow composition via magnetic resonance imaging in adolescents diagnosed with cystic fibrosis (CF) compared to healthy, matched controls. The investigators
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A within-subjects design will be used for this preliminary investigation of four biomarkers across two contexts of use: prediction of treatment response (i.e., stratification) and quantification of
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The goal of this study is to test a web-based psychoeducational resource for adolescents with central disorders of hypersomnolence and their families. The investigators hope to assess the website's
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The goal of this research study is to learn whether investigators can successfully give the PediRISE program to families-in other words, whether most families are interested in participating in a
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The goal of this observational prospective study is to determine the health impact of parenthood on United States (US) people with CF in the era of CF transmembrane regulator protein (CFTR) modulators
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The aim of this study is to compare the impact of common (standard of care) language vs positive language used by clinicians during inhalational induction of anesthesia on anxiety and negative
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This is a prospective, randomized, controlled, non-inferiority study of patients undergoing tonsil surgeries at Boston Children's Hospital Waltham. The overall aim is to evaluate the efficacy of an
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The VIBRANT study aims to validate biosensors to objectively and directly measure symptoms in Rett syndrome and create confidence in the use of these devices in clinical trials. VIBRANT will use
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The goal of this observational study is to examine the factors associated with the transition from medical exposure to opioids with "signposts" of future opioid use disorder among adolescent surgical
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The investigators propose the Gluten Free Nutrition Optimization through Ultra-processed food Reduction and Improved Strategies for Health (GF-NOURISH) study to demonstrate the feasibility and success
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This is a multicenter study that aims to determine whether the EEG and ET experiments studied in the ABC-CT Phase 1 and ABC-CT Confirmation studies can be successfully used with 3-5-year-old children
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Newborns with congenital heart disease (CHD) are at increased risk of developing postpartum and postoperative blood clots after cardiac surgery. The molecular mechanisms that are responsible for the
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In this research study, we want to learn more about the impact of two different local anesthetics (bupivacaine and lidocaine) on patient experience following orthognathic (jaw) surgery. Both
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Pediatric patients undergoing stem cell transplant (SCT) are hospitalized for extended periods and are at high risk for sleep disturbances. In order to begin to address the environmental issues that
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The REACH study is for people with CF who do not take cystic fibrosis transmembrane conductance regulator (CFTR) modulators. The goal of the REACH study is to collect research data, including health
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Calcium Release Deficiency Syndrome (CRDS) is a newly discovered genetic arrhythmia syndrome that confers a risk of life-threatening arrhythmias secondary to RYR2 loss-of-function. The International
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The goal of this observational study is to determine if a liquid biopsy (i.e. blood test) is an effective clinical tool for monitoring the development of malignant peripheral nerve sheath tumor (MPNST
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The goal of this observational study is to determine whether a marker of dead space (the end-tidal to alveolar dead space fraction \[AVDSf\]) is more strongly associated with mortality risk than
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