Reflex studies

Author(s):  
Josep Valls-Solé

Reflex studies are an important part of clinical neurophysiology assessment in health and disease. They are essential to get information on conduction in proximal segments of peripheral nerves, spinal and supraspinal integration of sensory inputs on the motor pathway, and excitability of motor structures. They do not require special equipment, except for a sweep-triggering hammer that is essential, for instance, to elicit monosynaptic reflexes, such as the jaw jerk. For consensual reflexes, it is also recommended to use two recording channels, which facilitate recognition of potential disturbances in the afferent or efferent path of the reflex. What follows is a review of some of the most relevant reflexes that can be studied for neurophysiology assessment in clinical practice.

PEDIATRICS ◽  
1964 ◽  
Vol 34 (5) ◽  
pp. 599-600
Author(s):  
EDWARD H. LAMBERT

THE past decade has seen a number of the techniques of clinical neurophysiology come into common use in the diagnosis of neuromuscular disease. One of these is the measurement of conduction velocity of motor nerves. Conduction velocity of nerves was only of academic interest until 1948 when a simple method for making reliable measurements in man was described and proved useful as a test of nerve function. It is now a frequent subject of clinical investigation and in many laboratories measurement of conduction velocity has become a routine diagnostic procedure. A review and extension of this work by Dunn and his associates, published in this issue of Pediatrics, emphasizes the importance of such measurements to pediatrics wherein objective evidence of functional impairment of nerves is of particular importance because the clinical examination may be so unsatisfactory. Conduction velocity of peripheral nerves, measurable quickly and simply, should be standard practice in the study of neuromuscular disorders in infants and children.


2019 ◽  
Vol 23 (04) ◽  
pp. 347-360
Author(s):  
Majid Chalian ◽  
Avneesh Chhabra

AbstractMagnetic resonance neurography (MRN), also known as MR neurography, is a dedicated imaging technique for the peripheral nerves, used both in a clinical setting and research. However, like any other new diagnostic processes, there are technical, cost, and patient selection issues to overcome as well as potential imaging pitfalls to recognize before MRN can be adopted efficiently into routine clinical practice. This review focuses on the 10 most important practical tips to get started with MRN with a view to shortening the time needed for radiologists to implement this clinically useful technique into their imaging practices.


Author(s):  
Sándor Beniczky ◽  
Harald Aurlien ◽  
Jan Brøgger ◽  
Ronit Pressler ◽  
Lawrence J. Hirsch

This chapter describes how to standardize electroencephalographic (EEG) interpretation and reporting in clinical practice. The Standardized Computer-Based Organized Reporting of EEG (SCORE) software program was developed by an international taskforce under the auspices of the International League Against Epilepsy and the International Federation of Clinical Neurophysiology. Clinically relevant features are scored by choosing predefined terms in the software. This process automatically generates a report and at the same time builds up a database for education, quality assurance, and research. SCORE is the template used for the interactive online educational EEG platform of this textbook.


Author(s):  
Michael J. Aminoff

Bell came up with a number of original concepts concerning the organization and operation of the nervous system in health and disease. The focus of Bell’s 1811 book was the brain, not the nerve roots. Bell suggested that parts of the brain differ in function; peripheral nerves are composed of nerve fibers with different functions; nerves conduct only in one direction; sense organs are specialized to receive only one form of sensory stimulus; and perception depends on the part of the brain activated. In later publications, he described a sixth (muscle or proprioceptive) sense and the circle of the nerves subserving it; movement and reciprocal innervation; and the long thoracic nerve (Bell’s nerve).


2020 ◽  
Vol 48 (1) ◽  
pp. 119-125
Author(s):  
Kevin B. Johnson ◽  
Ellen Wright Clayton ◽  
Justin Starren ◽  
Josh Peterson

The promises of precision medicine are often heralded in the medical and lay literature, but routine integration of genomics in clinical practice is still limited. While the “last mile” infrastructure to bring genomics to the bedside has been demonstrated in some healthcare settings, a number of challenges remain — both in the receptivity of today's health system and in its technical and educational readiness to respond to this evolution in care. To improve the impact of genomics on health and disease management, we will need to integrate both new knowledge and new care processes into existing workflows. This change will be onerous and time-consuming, but hopefully valuable to the provision of high quality, economically feasible care worldwide.


2018 ◽  
pp. 201-211
Author(s):  
Bryan Tischenkel ◽  
Beverly Pearce-Smith ◽  
Johnny K. Lee ◽  
Karina Gritsenko

2013 ◽  
Vol 3 (2) ◽  
pp. 123-126
Author(s):  
James Appleyard

From earliest times listening to a person’s story has been the essence of the patient-physician consultation. Evidence from the literature suggests that it is the core clinical skills of communication through questioning, delineating, interpreting, explaining and discerning meaning that provide a way of bringing together the very different perspectives of patients and health professionals.These narrative skills facilitate an awareness of both health and disease and take into consideration the biological, social psychological, spiritual and pathophysiological dimensions. In this context the science of objective measurements can be successfully integrated with the art of clinical experience and judgment.


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