Dennis Spencer, MD, PhD
Gastroenterologist, Division of Gastroenterology, Hepatology and Nutrition; Director, Equity Diversity and Inclusion, Division of Gastroenterology, Hepatology and Nutrition; Associate Program Director, Boston Combined Residency Program (BCRP)
Instructor of Pediatrics, Harvard Medical School
Image
Dennis Spencer, MD, PhD
Gastroenterologist, Division of Gastroenterology, Hepatology and Nutrition; Director, Equity Diversity and Inclusion, Division of Gastroenterology, Hepatology and Nutrition; Associate Program Director, Boston Combined Residency Program (BCRP)
Instructor of Pediatrics, Harvard Medical School
Medical Services
Languages
English
Education
Undergraduate School
Morehouse College
Atlanta
GA
Graduate School
The Rockefeller University
New York
NY
Medical School
Weill Cornell Medical College
New York
NY
Internship
Lucile Packard Children's Hospital
Palo Alto
CA
Residency
Lucile Packard Children's Hospital
Palo Alto
CA
Fellowship
Gastroenterology, Hepatology, and Nutrition Fellowship
Boston Children's Hospital
Boston
MA
Certifications
American Board of Pediatrics (General)
Publications
The Effect of Mistreatment From Patients and Families on Pediatric Resident Professional Identity Formation. View Abstract
Multitask Language Mapping to Visualize the Spatial Configuration of Polyfunctional Language Cortex. View Abstract
Rapid Multianalyte Quantification of Brain Chemistry Using Si-Nanoribbon Bio-Field-Effect Transistor Sensors. View Abstract
Diffusion MRI Tractography to Reduce Risks of Postoperative Neurologic Deficits: A Systematic Review and Meta-Analysis. View Abstract
Relationship Between Brain Activity and Impaired Consciousness in Frontal Lobe Seizures. View Abstract
Yale Brain Atlas to interactively explore multimodal structural and functional neuroimaging data. View Abstract
Comparison of EEG Signal Characteristics of Subdural and Depth Electrodes. View Abstract
Diversity-Related, Student-Led National Medical Organizations: Leadership Opportunities for Learners. View Abstract
From Bystander-to-Upstander: A Novel Intervention Framework to Address Microaggressions in a Pediatric Academic Medical Center. View Abstract
Stability of infraslow correlation structure in time-shifted intracranial EEG signals. View Abstract
Mapping the structure-function relationship along macroscale gradients in the human brain. View Abstract
Functional parcellation of the cingulate gyrus by electrical cortical stimulation: a synthetic literature review and future directions. View Abstract
Combined neuromodulation and resection for functional cortex epilepsy: a case series. View Abstract
Optimized Multilayer Perceptron for Sensorimotor Functional Mapping Based on a Few Minutes of Intracranial Electroencephalogram Data. View Abstract
Systematic 1 Hz direct electrical stimulation for seizure induction: A reliable method for localizing seizure onset zone and predicting seizure freedom. View Abstract
Seizing Control: Primary Visual Cortex Epilepsy Treated With Resection and Responsive Neurostimulation: 2-Dimensional Operative Video. View Abstract
Understanding Health Outcomes in Pediatric Inflammatory Bowel Diseases: Contributing Factors that Aren't so Black and White. View Abstract
Implementing Health Equity Huddles in Pediatric Gastroenterology Inpatient Education. View Abstract
Recent advances in epilepsy surgery. View Abstract
Transfrontal Approach to the Amygdala for Ablation With Laser Interstitial Thermal Therapy: An Epilepsy Case Report. View Abstract
Age-dependent vestibular cingulate-cerebral network underlying gravitational perception: a cross-sectional multimodal study. View Abstract
High-resolution cortical parcellation based on conserved brain landmarks for localization of multimodal data to the nearest centimeter. View Abstract
The changing landscape in epilepsy imaging: Unmasking subtle and unique entities. View Abstract
Passive localization of the central sulcus during sleep based on intracranial EEG. View Abstract
Optimizing the surgical management of MRI-negative epilepsy in the neuromodulation era. View Abstract
The Neural Networks Underlying the Illusion of Time Dilation. View Abstract
Management of patients with medically intractable epilepsy and anterior temporal lobe encephaloceles. View Abstract
Effect of anesthesia on electrocorticography for localization of epileptic focus: Literature review and future directions. View Abstract
Network-Related Changes in Neurotransmitters and Seizure Propagation During Rodent Epileptogenesis. View Abstract
Ectopic HCN4 expression drives mTOR-dependent epilepsy in mice. View Abstract
Reduced synaptic vesicle protein 2A binding in temporal lobe epilepsy: A [11 C]UCB-J positron emission tomography study. View Abstract
Is Academic Medicine a Financially Viable Career? Exploring Financial Considerations and Resources. View Abstract
Beyond implantation effect? Long-term seizure reduction and freedom following intracranial monitoring without additional surgical interventions. View Abstract
Brief history of electrical cortical stimulation: A journey in time from Volta to Penfield. View Abstract
Single-Cell Analyses of Colon and Blood Reveal Distinct Immune Cell Signatures of Ulcerative Colitis and Crohn's Disease. View Abstract
Circadian-Like Rhythmicity of Extracellular Brain Glutamate in Epilepsy. View Abstract
The connectivity index: an effective metric for grading epileptogenicity. View Abstract
Default mode and visual network activity in an attention task: Direct measurement with intracranial EEG. View Abstract
Southeast and East Asian American medical students’ perceptions of careers in academic medicine View Abstract
Resting state connectivity in neocortical epilepsy: The epilepsy network as a patient-specific biomarker. View Abstract
Attracting diverse talent to academia: perspectives of medical students and residents View Abstract
Seizure susceptibility and infraslow modulatory activity in the intracranial electroencephalogram. View Abstract
Presurgical language fMRI: Technical practices in epilepsy surgical planning. View Abstract
Presurgical language fMRI: Clinical practices and patient outcomes in epilepsy surgical planning. View Abstract
An Introduction to Research Work, Scholarship, and Paving a Way to a Career in Academic Medicine. View Abstract
Harvey Cushing Treated the First Known Patient With Carney Complex. View Abstract
Regional and network relationship in the intracranial EEG second spectrum. View Abstract
Imaging synaptic density in the living human brain. View Abstract
Elevated basal glutamate and unchanged glutamine and GABA in refractory epilepsy: Microdialysis study of 79 patients at the yale epilepsy surgery program. View Abstract
The relationship between seizures, interictal spikes and antiepileptic drugs. View Abstract
A bacteriophage endolysin that eliminates intracellular streptococci. View Abstract
Progressive change in sleep over multiple nights of intracranial EEG monitoring. View Abstract
50 Hz hippocampal stimulation in refractory epilepsy: Higher level of basal glutamate predicts greater release of glutamate. View Abstract
A comparison of the power spectral density of scalp EEG and subjacent electrocorticograms. View Abstract
Delta rhythm in wakefulness: evidence from intracranial recordings in human beings. View Abstract
Neurostimulation to improve level of consciousness in patients with epilepsy. View Abstract
The spatial and signal characteristics of physiologic high frequency oscillations. View Abstract
Ictal spread of medial temporal lobe seizures with and without secondary generalization: an intracranial electroencephalography analysis. View Abstract
Reply to about the electrophysiological basis of resting state networks. View Abstract
Seizure control for intracranial arteriovenous malformations is directly related to treatment modality: a meta-analysis. View Abstract
Does weight loss affect the apnea/hypopnea index? View Abstract
Racial and ethnic minority medical students' perceptions of and interest in careers in academic medicine. View Abstract
7T MR spectroscopic imaging in the localization of surgical epilepsy. View Abstract
Seizure localization using three-dimensional surface projections of intracranial EEG power. View Abstract
Potential use and challenges of functional connectivity mapping in intractable epilepsy. View Abstract
Gene expression of glutamate metabolizing enzymes in the hippocampal formation in human temporal lobe epilepsy. View Abstract
Complications of adenotonsillectomy in patients younger than 3 years. View Abstract
Commentary: the building the next generation of academic physicians initiative: engaging medical students and residents. View Abstract
Functional MRI connectivity as a predictor of the surgical outcome of epilepsy. View Abstract
Astrocytes and epilepsy. View Abstract
Language lateralization in epilepsy patients: fMRI validated with the Wada procedure. View Abstract
Decreased hippocampal volume on MRI is associated with increased extracellular glutamate in epilepsy patients. View Abstract
Neurometabolism in human epilepsy. View Abstract
Normal magnetic resonance imaging and medial temporal lobe epilepsy: the clinical syndrome of paradoxical temporal lobe epilepsy. View Abstract
Early evolution of neurological surgery: conquering increased intracranial pressure, infection, and blood loss. View Abstract
Battling blood loss in neurosurgery: Harvey Cushing's embrace of electrosurgery. View Abstract
Intracarotid Amytal memory test and hippocampal magnetic resonance imaging volumetry: validity of the Wada test as an indicator of hippocampal integrity among candidates for epilepsy surgery. View Abstract
Aquaporin-4 is increased in the sclerotic hippocampus in human temporal lobe epilepsy. View Abstract
Mesial temporal lobe epilepsy: a proton magnetic resonance spectroscopy study and a histopathological analysis. View Abstract
Partial epilepsy presenting as episodic dyspnea: a specific network involved in limbic seizure propagation. Case report. View Abstract
Increased expression of erythropoietin receptor on blood vessels in the human epileptogenic hippocampus with sclerosis. View Abstract
Use of an anteromedial subdural strip electrode in the evaluation of medial temporal lobe epilepsy. Technical note. View Abstract
Physiology of human cortical neurons adjacent to cavernous malformations and tumors. View Abstract
Microbial survival of space vacuum and extreme ultraviolet irradiation: strain isolation and analysis during a rocket flight. View Abstract
Frontal lobe tumoral epilepsy: clinical, neurophysiologic features and predictors of surgical outcome. View Abstract
Striking differences in glucose and lactate levels between brain extracellular fluid and plasma in conscious human subjects: effects of hyperglycemia and hypoglycemia. View Abstract
Locations