Numa P. Perez

ORCID: 0000-0003-3708-276X
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About
Contact & Profiles
Research Areas
  • Obesity and Health Practices
  • Bariatric Surgery and Outcomes
  • Obesity, Physical Activity, Diet
  • Diversity and Career in Medicine
  • Global Health Workforce Issues
  • Diverticular Disease and Complications
  • Healthcare Systems and Technology
  • Emergency and Acute Care Studies
  • Pharmacology and Obesity Treatment
  • COVID-19 and healthcare impacts
  • Healthcare Policy and Management
  • Child and Adolescent Health
  • Migration, Health and Trauma
  • Gastrointestinal disorders and treatments
  • Gun Ownership and Violence Research
  • Diet and metabolism studies
  • Patient Satisfaction in Healthcare
  • Interpreting and Communication in Healthcare
  • Innovations in Medical Education
  • Appendicitis Diagnosis and Management
  • Pharmaceutical studies and practices
  • Esophageal and GI Pathology
  • Social Media in Health Education
  • Pancreatic and Hepatic Oncology Research
  • Medical Education and Admissions

Massachusetts General Hospital
2016-2024

American Association of Neurological Surgeons
2023

Harvard University
2019-2023

Academic Pediatric Association
2021

Rosalind Franklin University of Medicine and Science
2020

American Society of Colon and Rectal Surgeons
2020

Mount Sinai Hospital
2019

American College of Surgeons
2019

Lifestyle modifications focused on diet, physical activity, and behavior have a modest impact weight reduction in children, adolescents, young adults (YA) with overweight obesity. Several anti-obesity medications (AOMs) been approved by the Food Drug Administration (FDA) for use among adult patients body mass index (BMI) ≥27 kg/m2 at least one obesity-related illness. However, only two FDA-approved AOMs are available children which leads to frequent off-label of this population. We sought...

10.3389/fendo.2020.00290 article EN cc-by Frontiers in Endocrinology 2020-05-13

<h3>Importance</h3> Social distancing is critical to the control of COVID-19, which has disproportionately affected Black community. Physician-delivered messages may increase adherence these behaviors. <h3>Objectives</h3> To determine whether delivered by physicians improve COVID-19 knowledge and preventive behaviors assess differential effectiveness tailored <h3>Design, Setting, Participants</h3> This randomized clinical trial self-identified White adults with less than a college education...

10.1001/jamanetworkopen.2021.17115 article EN cc-by-nc-nd JAMA Network Open 2021-07-14

Abstract: We studied the main clinical features, outcome, and laboratory parameters in a group of solid organ transplant (SOT) patients with immunohistochemically proven cytomegalovirus (CMV) disease. Confirmed CMV cases were obtained through databases. Demographics, data, transplantation type, immunosuppressive regimens, donor recipient serostatus, therapy, outcome results, pp65 antigenemia, qualitative polymerase chain reaction (PCR) for analyzed. From 1995 to 2004, 31 complete medical...

10.1111/j.1399-3062.2007.00220.x article EN Transplant Infectious Disease 2007-05-19

Objective: This study simulates the regionalization of pancreatectomies to assess its impact on spatial access in terms patient driving times. Background: Although policies regionalize complex procedures high-volume centers may improve outcomes, is unknown. Methods: Patients who underwent from 2005 2014 were identified California's statewide database. Round-trip times between patients’ home ZIP code and hospital addresses calculated via Google Maps. Regionalization was simulated by...

10.1097/sla.0000000000003574 article EN Annals of Surgery 2019-08-21

Objective Significant variability exists in the amount of formal obesity training obtained by physicians caring for pediatric patients. The study objective was to assess relationship between and pediatrics physicians’ perceptions, practice patterns, overall knowledge, confidence during management obesity. Methods An anonymous survey distributed via email from February 2020 through March at a large academic system. Internal medicine/pediatrics (46 total) (104 primary care providers were...

10.1002/oby.22990 article EN Obesity 2020-11-12

Previous data reveal that females account for a disproportionate majority of all patients diagnosed with diverticulitis.This study analyzed the variation in mortality from diverticular disease by sex.This was nationwide retrospective cohort study.Data were obtained Centers Disease Control and Prevention Wide-Ranging Online Data Epidemiologic Research national registry.All citizens United States who died an underlying cause death diverticulitis between January 1999 December 2016 included.The...

10.1097/dcr.0000000000001711 article ES Diseases of the Colon & Rectum 2020-08-13

Hsu, Yu-Tien MD, MPH; Chang, David C. PhD, MPH, MBA; Perez, Numa P. MD; Westfal, Maggie L. Kelleher, Cassandra M. Sacks, Chana A. Masiakos, Peter T. MS Author Information

10.1097/sla.0000000000003622 article EN Annals of Surgery 2019-10-23

Background: More than 100 years after its conception, the pancreaticoduodenectomy (PD) remains a challenging procedure with significant morbidity, often due to postoperative pancreatic fistula (POPF). Factors related patient physiology, tumor anatomy/pathology, and surgeon/surgical technique have been studied, yielding results at times conflicting difficult reproduce. We present case of late POPF along brief review current literature. Case Presentation: The is 55-year-old female 20 pack-year...

10.1089/crpc.2016.0015 article EN Case Reports in Pancreatic Cancer 2016-11-14
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