Satyanarayan Singh

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BACKGROUND Dysphagia has been reported in up to 70% of patients with stroke, predisposing them to aspiration and pneumonia. Despite this, the mechanism for aspiration remains unclear. AIMS To determine the relationship between bolus flow and laryngeal closure during swallowing in patients with stroke and to examine the sensorimotor mechanisms leading to(More)
Sacral nerve root stimulation (SNS) can produce dramatic symptomatic improvement in faecal incontinence (FI). However, the physiological mechanism behind this improvement remains unknown. One hypothesis is that SNS may modulate cortico-anal pathways and drive compensatory changes within the spinal cord or cerebral cortex that beneficially alter sphincter(More)
The upper oesophageal sphincter (UOS) is a high-pressure zone comprising functional activity of three adjacent muscles together with cartilage and connective tissue. Its primary function is to allow food into the oesophagus and prevent air ingestion. However, it must also allow the reflux of material during belching or vomiting. Cricopharyngeus is the most(More)
BACKGROUND Intradural subpial lipomas not associated with spinal dysraphism, account for less than 1% of spinal cord tumors. The simultaneous existence of multiple intradural subpial lipomas with dumb-bell extradural extension through the intervertebral foramen in the same patient without any evidence of spinal dysraphism has not been previously reported.(More)
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