Results 1 to 10 of about 351 (70)

Pembrolizumab Induced Calcitriol-Mediated Hypercalcemia

Case Reports in Nephrology, 2023
PD-1/PD-L1 inhibitors such as pembrolizumab have radically improved the prognosis for many patients with advanced malignancies. Although revolutionary, its use can be complicated and limited by various immune-related adverse effects. Effective management
Tiffany T. Oommen, Kelly Sun, Javier Barranco-Trabi, Jeffrey Berenberg, Myungjin Kim   +4 more
doaj   +1 more source

Image Enhancement Technique Using Manchester Coding and RF Tripler for 1-bit Bandpass Delta Sigma Direct Digital RF Transmitter

IEEE Access, 2023
1-bit band-pass delta-sigma modulator (BP-DSM) can generate RF signal directly from 1-bit data stream in high dynamic range by oversampling technology without local oscillator (LO) and mixer, so the miniaturization of transmitter can be realized ...
Junhao Zhang, Noriharu Suematsu
doaj   +1 more source

Cognitive behavioral therapy for insomnia in a military traumatic brain injury clinic: a quality improvement project assessing the integration of a smartphone application with behavioral treatment

Frontiers in Sleep, 2023
ObjectivesWhile the association between insomnia and traumatic brain injury (TBI) is well established, TBI rehabilitation programs that focus on sleep as a primary target are limited.
Justin T. Matsuura, Nicole S. Keller, Michael B. Lustik, Carmen E. Campbell, Chad E. Grills   +4 more
doaj   +1 more source

Development of High Power 220 GHz Frequency Triplers Based on Schottky Diodes

IEEE Access, 2020
In this paper, the development of two high power 220 GHz frequency triplers is proposed. The GaAs Schottky diodes with six nodes are applied to realize high efficiency 220 GHz tripler, while the application of GaN Schottky diodes with eight nodes is ...
Yilin Yang, Bo Zhang, Yiwei Wang, Zhongqian Niu, Dongfeng Ji, Xiangyang Zhao, Yong Fan   +6 more
doaj   +1 more source

Anatomic Pectoralis Major Repair With Intramedullary Anchor Fixation

Arthroscopy Techniques, 2020
Although previously described as a rare injury, pectoralis major tendon rupture has shown increased reports in recent years. This injury can be managed conservatively; however, given the propensity for young, physically active male individuals, surgical ...
Joshua W. Sy, CPT, D.O., Zackary A. Johnson, CPT, M.D., Kyong S. Min, MAJ, M.D.   +2 more
doaj   +1 more source

Tumefactive synovial thickening mimicking synovial chondromatosis in the setting of oligoarticular juvenile idiopathic arthritis in a toddler

Radiology Case Reports, 2020
Juvenile idiopathic arthritis (JIA) is the most common cause of arthritis in children. It is characterized by inflammatory cell infiltration of synovial membranes leading to synovitis and synovial membrane thickening.
Lee K. Rousslang, MD, Elizabeth Rooks, Caleb Hixson, DO, Priscilla West, MD   +3 more
doaj   +1 more source

Coil embolization of intralobar pulmonary sequestration - an alternative to surgery: a case report

Journal of Medical Case Reports, 2018
Background Pulmonary sequestration is a congenital lung disease characterized by nonfunctioning pulmonary tissue that lacks normal communication with the bronchial tree and is supplied by a nonpulmonary systemic artery.
John Ellis, Sumir Brahmbhatt, Daniel Desmond, Brian Ching, Jordanna Hostler   +4 more
doaj   +1 more source

Development of 340-GHz Transceiver Front End Based on GaAs Monolithic Integration Technology for THz Active Imaging Array

Applied Sciences, 2020
Frequency multipliers and mixers based on Schottky barrier diodes (SBDs) are widely used in terahertz (THz) imaging applications. However, they still face obstacles, such as poor performance consistency caused by discrete flip-chip diodes, as well as low
Yang Liu, Bo Zhang, Yinian Feng, Xiaolin Lv, Dongfeng Ji, Zhongqian Niu, Yilin Yang, Xiangyang Zhao, Yong Fan   +8 more
doaj   +1 more source

Expanding pneumatocele in an ELBW infant

Journal of Pediatric Surgery Case Reports, 2021
Pneumatoceles are gas-filled cysts that can develop within lung parenchyma, often as the result of barotrauma. Pneumatoceles in extremely low birth weight (ELBW) premature infants present unique challenges, particularly when conservative management fails.
Theresa R. Price, Mechelle A. Miller, Alicia C. Prescott, Jeffery M. Meadows, Benjamin D. Tabak   +4 more
doaj   +1 more source

Progressive, refractory macrophage activation syndrome as the initial presentation of anti-MDA5 antibody positive juvenile dermatomyositis: a case report and literature review

Pediatric Rheumatology Online Journal, 2022
Background Macrophage activation syndrome (MAS) is a severe and under-recognized complication of rheumatologic diseases. We describe a patient who presented with rapidly progressive, refractory MAS found to have anti-MDA5 antibody Juvenile ...
J. Alex Stewart, Theresa Price, Sam Moser, Dolores Mullikin, Angela Bryan   +4 more
doaj   +1 more source