Related Experiment Video
Updated: May 24, 2026

04:06
Minimally Invasive Surgical Decompression of Occipital Nerves
Published on: September 13, 2024
Alternating Horner's syndrome in multiple sclerosis
Pankaj Kumar Agarwal1, Lik Thai Lim, Soo Park
1Tennent Institute of Ophthalmology, Glasgow, UK.
Seminars in Ophthalmology
|February 23, 2012
Summary
This study reports a potential first case of alternating Horner's syndrome in multiple sclerosis (MS). This rare neurological finding expands our understanding of MS symptoms.
Area of Science:
- Neurology
- Ophthalmology
Background:
- Horner's syndrome is a known neurological complication in multiple sclerosis (MS).
- It typically presents with a consistent pattern of symptoms on one side of the face.
Observation:
- A patient with multiple sclerosis presented with alternating Horner's syndrome.
- This involved a fluctuating pattern of symptoms affecting both sides of the face intermittently.
Findings:
- This case may represent the first documented instance of alternating Horner's syndrome in the context of multiple sclerosis.
- The fluctuating nature of the syndrome suggests unique pathophysiological mechanisms in MS.
Implications:
- This finding broadens the spectrum of known neurological manifestations in multiple sclerosis.
- Further research is needed to understand the underlying mechanisms and clinical significance of alternating Horner's syndrome in MS.
Related Concept Videos
Multiple Sclerosis l: Introduction
Multiple sclerosis is a chronic autoimmune disease of the central nervous system (CNS) that affects the brain, spinal cord, and optic nerves. It is an inflammatory demyelinating disorder and a leading cause of neurological disability in young adults.EpidemiologyMS commonly begins between 20 and 40 years of age and is twice as common in women. Its exact cause remains unclear, but genetic susceptibility contributes, with higher risk in first-degree relatives and identical twins. A greater...
Alterations in Muscle Tone ll
Alterations in muscle tone are common manifestations of neurological disorders and reflect dysfunction within different nervous system regions. Spasticity, paratonia, and dystonia represent distinct forms of hypertonia, each with unique mechanisms, clinical features, and diagnostic importance.CharacteristicsSpasticity happens from upper motor neuron lesions and is characterized by velocity-dependent resistance to passive movement. Clinical features include:Exaggerated deep tendon reflexesClonus...
Lateralization
Brain lateralization refers to the division of mental processes and functions between the two hemispheres of the brain, a phenomenon that optimizes neural efficiency and underpins complex abilities in humans. This specialization allows each hemisphere to perform tasks where it has a comparative advantage, facilitating more refined cognitive capabilities across different domains.
Cranial Nerves: Types Part I
Cranial nerves are responsible for transmitting motor and sensory information between the brain and various parts of the body. There are twelve pairs of cranial nerves, with the first six being essential in sensory perception, motor control, and autonomic functions related to the head and neck.
Olfactory Nerve (Cranial Nerve I)
The olfactory nerve, or cranial nerve I, is unique as it is purely sensory and dedicated to the sense of smell. This nerve originates in the olfactory epithelium of the...
Olfactory Nerve (Cranial Nerve I)
The olfactory nerve, or cranial nerve I, is unique as it is purely sensory and dedicated to the sense of smell. This nerve originates in the olfactory epithelium of the...
Neural Regulation
Digestion begins with a cephalic phase that prepares the digestive system to receive food. When our brain processes visual or olfactory information about food, it triggers impulses in the cranial nerves innervating the salivary glands and stomach to prepare for food.
Disorders of the Autonomic Nervous System
The autonomic nervous system (ANS) is an intricate network of nerves that controls functions such as the regulation of heart rate, digestion, and blood pressure regulation. When this system malfunctions, it can lead to various disorders that affect multiple bodily functions. One common feature of many autonomic disorders is the involvement of smooth blood vessels, which play a crucial role in regulating blood flow throughout the body.
Raynaud's disease, also known as Raynaud's phenomenon, is a...
Raynaud's disease, also known as Raynaud's phenomenon, is a...
