Brain imaging is performed using radiopharmaceuticals by single photon emission
computed tomography (SPECT) and positron emission tomography (PET). SPECT and PET …

The blood-brain barrier (BBB) plays a critical role in regulating cell trafficking through the
central nervous system (CNS) due to several unique anatomical features, including the …

Human immunodeficiency virus (HIV) is associated with central nervous system (CNS)
changes that may affect cerebral blood flow (CBF), metabolism, structure, and diffusion …

Some analogy exists between cognitive impairment in hypoxemic patients with chronic
obstructive pulmonary disease (COPD) and Alzheimer's disease (AD). We purposed to verify …

Objectives To clarify cerebral perfusion distribution and cognitive functions in patients with
chronic obstructive pulmonary disease (COPD) according to the hypoxia levels and to …

Objective: To evaluate the influence of cognitive reserve or brain reserve capacity on
neuropsychological performance in early human immunodeficiency virus (HIV)—1 infection …

Chronic fatigue syndrome is an illness of unknown origin that begins abruptly with a flulike
state and has symptoms suggesting both a chronic viral encephalitis and an affective …

BACKGROUND: Neurological and psychiatric disorders occur in approximately 10% of
patients with celiac disease. Although some of these alterations respond to a gluten-free …

Purpose: To investigate the characteristics of arterial spin-labeling magnetic resonance
imaging (ASL-MRI) in central nervous system (CNS) infection. Methods: Thirty-two patients …

HIV/AIDS appears to increase the risk of both ischemic and hemorrhagic stroke. This
increased risk is most apparent in the young HIV-infected population in which other risk …