North Potomac, Maryland Clinical Trials
A listing of North Potomac, Maryland clinical trials actively recruiting patient volunteers.
Found 807 clinical trials
Etiology, Pathogenesis, and Natural History of Idiopathic CD4+ Lymphocytopenia
Background Idiopathic CD4+ lymphocytopenia (ICL) is a condition in which there is a decreased level of CD4+ lymphocytes (a type of white blood cell), which can lead to opportunistic infections or autoimmune disorders and diseases. Objectives To characterize the natural history with regard to CD4+ T cell count and onset …
Investigate Efficacy and Safety of Carisbamate as Adjunctive Treatment for Seizures Associated With LGS in Children and Adults
The primary objective is to evaluate the efficacy of carisbamate (YKP509) as adjunctive treatment in reducing the number of drop seizures (tonic, atonic, and tonic-clonic) compared with placebo in pediatric and adult subjects (age 4-55 years) diagnosed with Lennox Gastaut Syndrome (LGS).
Evaluation of Cell Changes in Blood and Tissue in Cancers of the Lung, Esophagus and Lung Lining
Background Chromatin is is the structural building block of a chromosome. It is found inside the nucleus of the cell and consists of a complex of DNA and protein. Cancers of the lung, pleura (lung lining) and esophagus show profound changes in chromatin structure that may affect the course of …
Genetic Analysis of Immune Disorders
The purposes of this study are to 1) identify the genes responsible for certain immune disorders, 2) learn about the medical problems they cause, and 3) learn how to predict who is likely to develop these disorders and what the risk is of passing them on to children. The immune …
Diagnosis of Pheochromocytoma
The goal of this study is to develop better methods of diagnosis, localization, and treatment for pheochromocytomas. These tumors, which usually arise from the adrenal glands, are often difficult to detect with current methods. Pheochromocytomas release chemicals called catecholamines, causing high blood pressure. Undetected, the tumors can lead to severe …
A Comprehensive Clinical, Microbiological and Immunological Assessment of Patients With Suspected Post Treatment Lyme Disease Syndrome and Selected Control Populations
This study will determine whether patients who have been infected with the Lyme bacteria, Borrelia burgdorferi, and treated with antibiotics still have the bacteria alive inside them and whether it is causing their symptoms. The information from this study may serve as a basis for developing stringent diagnostic criteria for …
Study of Inherited Neurological Disorders
This study is designed to learn more about the natural history of inherited neurological disorders and the role of heredity in their development. It will examine the genetics, symptoms, disease progression, treatment, and psychological and behavioral impact of diseases in the following categories: hereditary peripheral neuropathies; hereditary myopathies; muscular dystrophies; …
Collection of Clinical Data and Specimens for Research in Hearing, Balance, Taste, Smell, Voice, Speech, and Language Disorders.
Background People with hearing, balance, and taste, smell, voice, speech, language, and other Ear, Nose, and Throat (ENT) disorders may seek treatment at the National Institute on Deafness and Other Communication Disorders (NIDCD). Some of these people may benefit from enrolling in the NIDCD intramural research program to receive their …
Tissue Procurement and Natural History Study of People With Non-Small Cell Lung Cancer, Small Cell Lung Cancer, Extrapulmonary Small Cell Cancer, Pulmonary Neuroendocrine Tumors, and Thymic Epithelial Tumors
Background \- Lung cancer is the leading cause of cancer-related death worldwide. It causes more than one million deaths every year. Researchers want to gather tissue samples from people with lung and thymic cancers to understand the disease better. This may lead to new ways to diagnose and treat it. …
Natural History of Post-Coronavirus Disease 19 Convalescence at the National Institutes of Health
Background People who get COVID-19 have a wide range of symptoms. They also recover from COVID-19 in different ways. In this study, researchers will use survey data to describe the different ways people experience and recover from COVID-19. They will also use the data to help create future studies to …
