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Medical condition
Peripheral nerve tumors, also called tumors of peripheral nerves or tumors of the peripheral nervous system, are a diverse category with a range of morphological
Peripheral_nerve_tumor
Cancer of the connective tissue surrounding peripheral nerves
A malignant peripheral nerve sheath tumor (MPNST) is a form of cancer of the connective tissue surrounding peripheral nerves. Given its origin and behavior
Malignant peripheral nerve sheath tumor
Malignant_peripheral_nerve_sheath_tumor
Medical condition
be rare. A peripheral nerve sheath tumor is a nerve sheath tumor in the peripheral nervous system. Benign peripheral nerve sheath tumors include schwannomas
Nerve_sheath_tumor
Benign nerve-sheath tumor composed of Schwann cells
a usually benign nerve sheath tumor comprising Schwann cells, which normally produce the insulating myelin sheath covering peripheral nerves. Schwannomas
Schwannoma
Medical condition
disease due to the tumor's peripheral location in the lung. Typically, other presentations are due to the effects of extension of the tumor into nearby structures
Pancoast_tumor
Type of neurofibromatosis disease
arise spontaneously, and causes benign tumors of the brain, spinal cord, and peripheral nerves. The types of tumors frequently associated with NF2 include
Neurofibromatosis_type_II
Main component of the nervous system
cord, and the peripheral nervous system (PNS) comprising the branching peripheral nerves. It is composed of neurons, also known as nerve cells, which receive
Nervous_tissue
Benign nerve-sheath tumor in the peripheral nervous system
benign nerve-sheath tumor in the peripheral nervous system. In 90% of cases, they are found as stand-alone tumors (solitary neurofibroma, solitary nerve sheath
Neurofibroma
Medical condition
A nervous system tumor is a tumor that arises within the nervous system, either the central nervous system (CNS) or the peripheral nervous system (PNS)
Nervous_system_tumor
Lambert–Eaton myasthenic syndrome Isaac's syndrome Multiple sclerosis Peripheral nerve tumor Stiff-person syndrome Straub, V; Murphy, A; Udd, B; LGMD workshop
List of neuromuscular disorders
List_of_neuromuscular_disorders
Type of neurofibromatosis disease
cause of early death is the growth of cancerous tumors, particularly malignant peripheral nerve sheath tumors. Quality of life is reduced in both children
Neurofibromatosis_type_I
Symptoms resulting from chronic, direct pressure on a peripheral nerve
chronic, direct pressure on a peripheral nerve. It is known colloquially as a trapped nerve, though this may also refer to nerve root compression (by a herniated
Nerve_compression_syndrome
malignant rhabdomyoblasts. It is classified as a malignant peripheral nerve sheath tumor with rhabdomyosarcomatous differentiation.[citation needed]
Malignant_triton_tumor
Main nerve of the perineum
pudendal nerve via demyelination or other mechanisms. A pelvic tumor (most notably a large sacrococcygeal teratoma), or surgery to remove the tumor, can also
Pudendal_nerve
Loss of motor function in the facial muscles
relationship with the facial nerve, removing tumors in this region becomes perplexing as the physician is unsure how to manage the tumor without causing even
Facial_nerve_paralysis
Cranial nerve connecting the eye to the brain
the meninges. Peripheral neuropathies like Guillain–Barré syndrome do not affect the optic nerve. However, most typically, the optic nerve is grouped with
Optic_nerve
Peripheral nervous system disorder
Femoral nerve dysfunction, also known as femoral neuropathy, is a rare type of peripheral nervous system disorder that arises from damage to nerves, specifically
Femoral_nerve_dysfunction
Pain affecting the somatosensory nervous system
trauma to a nerve trunk. Neuropathic pain is common in cancer as a direct result of cancer on peripheral nerves (e.g., compression by a tumor). It is also
Neuropathic_pain
Pelvic pain due to compression of the pudendal nerve
not. It is an example of mononeuropathy (neuropathy affecting one peripheral nerve). Pudendal neuralgia is chronic, neuropathic pain which is perceived
Pudendal_nerve_entrapment
Cranial nerve VI, for eye movements
impaired). Peripheral sixth nerve damage can be caused by tumors, aneurysms, or fractures – anything that directly compresses or stretches the nerve. Other
Abducens_nerve
Facial paralysis
role of the facial nerve. He became the first to detail the neuroanatomical basis of facial paralysis. Since then, idiopathic peripheral facial paralysis
Bell's_palsy
Three genetic disorders involving benign tumors of the nervous system
neurons themselves. In NF1, the tumors are neurofibromas (tumors of the peripheral nerves). In NF2 and schwannomatosis, tumors of Schwann cells are more common
Neurofibromatosis
Cranial nerve IV, for eye movements
trochlear nerve (/ˈtrɒklɪər/), (lit. pulley-like nerve) also known as the fourth cranial nerve, cranial nerve IV, or CN IV, is a cranial nerve that innervates
Trochlear_nerve
Dermal sensation with no physical cause
myelitis, and encephalitis. A tumor or vascular lesion pressed up against the brain or spinal cord can also cause paresthesia. Nerve entrapment syndromes, such
Paresthesia
Therapeutic technique
pub3. PMC 7209768. PMID 26284511. Ellrich J, Lamp S (October 2005). "Peripheral nerve stimulation inhibits nociceptive processing: an electrophysiological
Transcutaneous electrical nerve stimulation
Transcutaneous_electrical_nerve_stimulation
Benign cartilaginous tumor which grows on the surface of a bone
Osteochondroma is the most common benign tumor of bone. The tumors take the form of cartilage-capped bony projections or outgrowth on the surface of bones
Osteochondroma
Layer present on Schwann cells of CNS neurons
the axon of the neuron. It forms the outermost layer of the nerve fiber in the peripheral nervous system. The neurilemma is underlain by the myelin sheath
Neurilemma
Neoplasms located in either the vertebral column or the spinal cord
intradural-extramedullary tumors are meningiomas and nerve-sheath tumors. Intramedullary tumors are rare, comprising 2–4% of CNS tumors The most common type
Spinal_tumor
Cancer Pain 101
of the compression. Nerve infiltration or compression Infiltration or compression of a nerve by a primary tumor causes peripheral neuropathy in one to
Causes_of_cancer_pain
Medical subspecialty
or guide further medical treatment, and include image-guided biopsy of a tumor or injection of an imaging contrast agent into a hollow structure, such
Interventional_radiology
Sensory neuropathy caused by damage of nerve cells in the dorsal root ganglion
type of peripheral neuropathy that results primarily in sensory symptoms (such as parasthesias, pain or ataxia) due to destruction of nerve cell bodies
Sensory_neuronopathy
Medical effects of tumors besides mass effect
experience inflammatory neuropathies since solid tumors are often associated with peripheral nerve disorders. CV2 autoantibodies, which target
Paraneoplastic_syndrome
Pain disorder characterized by pain in the distribution of a nerve or nerves
artery that compresses the glossopharyngeal nerve near where it exits the brain stem. Rarely, the cause is a tumor in the brain or neck. Occipital neuralgia
Neuralgia
Rare genetic disorder
multiple benign nerve sheath tumors called schwannomas. These tumors arise from Schwann cells, which form the myelin sheath surrounding peripheral nerves. Schwannomatosis
Schwannomatosis
Type of neurological examination
orbit and the diencephalon. For example, loss of peripheral vision may be the result of a pituitary tumor pressing on the optic chiasm. The pituitary, seated
Cranial_nerve_examination
Medical condition
presumed origin of the lesion from nerve sheath. Microscopically, the lesions described closely resembled the tumor, "nerve sheath myxoma (NSM)", an entity
Neurothekeoma
Cervical muscle
271. PMC 12178693. PMID 40037645. Taira, Takaomi (2015-01-01), "28. Peripheral Nerve Surgical Procedures for Cervical Dystonia", in Tubbs, R. Shane; Rizk
Sternocleidomastoid_muscle
Network of nerves
injuring the child. Tumors that may occur in the brachial plexus are schwannomas, neurofibromas and malignant peripheral nerve sheath tumors. Imaging of the
Brachial_plexus
fungoides) Angiosarcoma Fibrosarcoma Liposarcoma Malignant peripheral nerve sheath tumor Synovial sarcoma Blastoma Adenocarcinoma of the lung Basaloid
List_of_cancer_types
Medical subspecialty for treating pain
pathways), neuroaugmentation (including spinal cord stimulation and peripheral nerve stimulation), vertebroplasty, kyphoplasty, nucleoplasty, endoscopic
Interventional pain management
Interventional_pain_management
Medical specialty of disorders which affect any portion of the nervous system
neuro-oncology, radiosurgery, neurovascular surgery, skull-base surgery, peripheral nerve and complex spinal surgery. Fellowships typically span one to two years
Neurosurgery
American neurosurgeon and academic
Aneurysm, Brain surgery, Brain Tumor, Cerebrovascular Disorders, Craniotomy, Dystonia, Essential Tremor, Facial Nerve Pain, Facial Pain, Glioblastoma
Konstantin_Slavin
Part of the vertebral column in animals
sensory nerve roots and one pair of motor nerve roots. The nerve roots then merge into bilaterally symmetrical pairs of spinal nerves. The peripheral nervous
Spinal_cord
Diagnosis classification
M9561/3 Malignant peripheral nerve sheath tumor with rhabdomyoblastic differentiation MPNST with rhabdomyoblastic differentiation Triton tumor, malignant Malignant
International Classification of Diseases for Oncology
International_Classification_of_Diseases_for_Oncology
Group of eye diseases related to poor retinal and nerve perfusion
vascular perfusion in the vitreous chamber and can damage the optic nerve and peripheral glial tissues. In closed-angle glaucoma, the drainage of the eye
Glaucoma
Neurological pain disorder
stroke, or trauma. Less common causes include a tumor or arteriovenous malformation. It is a type of nerve pain. Diagnosis is typically based on the symptoms
Trigeminal_neuralgia
Lower-back pain that can extend down the leg
pressing on one of the lumbar or sacral nerve roots. Spondylolisthesis, spinal stenosis, piriformis syndrome, pelvic tumors, and pregnancy are other possible
Sciatica
Mammalian protein found in humans
Nerve growth factor (NGF) is a neurotrophic factor and neuropeptide primarily involved in the regulation of growth, maintenance, proliferation, and survival
Nerve_growth_factor
Any disorder of the nervous system
Dysarthria (speech) Spinal cord disorders Peripheral nervous system disorders (e.g., Peripheral neuropathy) Cranial nerve disorder (e.g., trigeminal neuralgia)
Neurological_disorder
Malignant tumors of soft tissues excluding skeletal muscle tissue
pleomorphic sarcoma, synovial sarcoma, and malignant peripheral nerve sheath tumor. Sarcomas are malignant tumors formed by cells derived from mesenchymal stem
Non-rhabdomyosarcoma soft tissue sarcomas
Non-rhabdomyosarcoma_soft_tissue_sarcomas
Cancerous tumor of the developing eye
infarction of the tumor tissue by rapidly freezing it. It may be used as primary therapy for small peripheral tumors or for small recurrent tumors previously
Retinoblastoma
Cancer originating in connective tissue
tumor, malignant (GIST) Malignant peripheral nerve sheath tumor (includes epithelioid variety) Malignant Triton tumor Malignant granular cell tumor Malignant
Sarcoma
Gait abnormality
(going from peripheral to central): Neuromuscular disease; Peroneal nerve (common, i.e., frequent) —chemical, mechanical, disease; Sciatic nerve—direct trauma
Foot_drop
Brain and spinal cord
pathways from the peripheral nervous system as well as the optical nerve (though it does not receive input from the olfactory nerve) to the cerebral hemispheres
Central_nervous_system
Type of nasal cancer
Malignant peripheral nerve sheath tumor, such as triton tumor, has distinctive alternating light and dark cellular areas, an association with peripheral nerves
Biphenotypic sinonasal sarcoma
Biphenotypic_sinonasal_sarcoma
Inflammation of a nerve or generally any part of the nervous system
(/njʊəˈraɪtɪs/, from the Greek νεῦρον), is inflammation of a nerve or the general inflammation of the peripheral nervous system. Inflammation, and frequently concomitant
Neuritis
Overview of and topical guide to the human brain
balance Vestibular nerve (part of cranial nerve 8) – the main equilibrioception-related cranial nerve Peripheral chemoreceptor in the brain – monitors the
Outline_of_the_human_brain
Medical condition
Chemotherapy-induced peripheral neuropathy (CIPN) is a nerve-damaging side effect of antineoplastic agents in the common cancer treatment, chemotherapy
Chemotherapy-induced peripheral neuropathy
Chemotherapy-induced_peripheral_neuropathy
Medical condition
literature. LPF-NT tumors have several features that resemble lipofibromatosis (LPF) tumors, malignant peripheral nerve sheath tumors, spindle cell sarcomas
Lipofibromatosis-like neural tumor
Lipofibromatosis-like_neural_tumor
Division of the autonomic nervous system
nerves are autonomic or visceral branches of the peripheral nervous system (PNS). Parasympathetic nerve supply arises through three primary areas: Certain
Parasympathetic nervous system
Parasympathetic_nervous_system
Medical condition
supply of the pituitary gland. This usually occurs in the presence of a tumor of the pituitary, although in 80% of cases this has not been diagnosed previously
Pituitary_apoplexy
Malignant mesothelioma – Malignant mixed Müllerian tumor – Malignant peripheral nerve sheath tumor – Malondialdehyde – MALT lymphoma – Mammary – Mammogram
Index_of_oncology_articles
Therapy using ionizing radiation, usually to treat cancer
the central nervous system (CNS) or the peripheral nervous system (PNS). In the CNS for example, cranial nerve injury typically presents as a visual acuity
Radiation_therapy
Form of local anesthesia
surgery, radiation therapy, tumors, viruses (e.g. Herpes Zoster, HIV), endometriosis, multiple sclerosis, pudendal nerve entrapment, or other medical
Pudendal_anesthesia
Assessment to determine if the nervous system is impaired
involves the PNS then determining whether it localizes to the nerve root, plexus, peripheral nerve, neuromuscular junction, muscle or whether it is multifocal
Neurological_examination
Biological process
nerve. It is common in head and neck cancer, prostate cancer and colorectal cancer. Unlike perineural spread (PNS), which is defined as gross tumor spread
Perineural_invasion
Benign tumors composed of fibrous or connective tissue
fibroma, Gardner fibroma, etc. The neurofibroma is a benign nerve-sheath tumor in the peripheral nervous system. It appears in the sex cord-stromal tumour
Fibroma
Fatty substance insulating nerve cell axons
regeneration of the nerve fiber. Some regenerated nerve fibers do not find the correct muscle fibers, and some damaged motor neurons of the peripheral nervous system
Myelin
Area in visual space that can be seen when the eye fixates a point
many disease or disorders of the eye, optic nerve, or brain. For the eye, e.g., Glaucoma causes peripheral field defects. Macular degeneration and other
Visual_field
Altered region in an otherwise normal field of vision
chiasm (as distinct from a single optic nerve) and produces a bitemporal paracentral scotoma, and later, when the tumor enlarges, the scotomata extend out
Scotoma
Cell cluster within carotid arteries which monitors blood content
fibers of the glossopharyngeal nerve, which relays the information to the central nervous system. The carotid body peripheral chemoreceptors are primarily
Carotid_body
5.3 Perineurioma 5.4 Hybrid nerve sheath tumour 5.5 Malignant melanotic nerve sheath tumour 5.6 Malignant peripheral nerve sheath tumour 5.7 Paraganglioma
WHO classification of tumours of the central nervous system
WHO_classification_of_tumours_of_the_central_nervous_system
Dizziness with sensation of moving or surrounding objects moving
canals, the vestibule (utricle and saccule), and the vestibular nerve is called "peripheral", "otologic", or "vestibular" vertigo. The most common cause
Vertigo
Type of nerve damage
secondary tumor involvement of the plexus with MRI being the typical confirmation tool. Tumors typically present with enhancement of nerve roots and T2-weighted
Radiation-induced lumbar plexopathy
Radiation-induced_lumbar_plexopathy
Vaginal tumors are neoplasms (tumors) found in the vagina. They can be benign or malignant. A neoplasm is an abnormal growth of tissue that usually forms
List_of_vaginal_tumors
Rare neuroendocrine tumour
When the same type of tumor is found in the adrenal gland, they are referred to as a pheochromocytoma. They are rare tumors, with an overall estimated
Paraganglioma
Highly contagious viral neoplastic disease in chickens
necropsy; Characteristics of the tumor cell, and; Virological characteristics The demonstration of peripheral nerve enlargement along with suggestive
Marek's_disease
Compression of the median nerve in the wrist
Dahlin LB (May 1996). "Anatomy, function, and pathophysiology of peripheral nerves and nerve compression". Hand Clin. 12 (2): 185–93. doi:10.1016/S0749-0712(21)00303-6
Carpal_tunnel_syndrome
Medical condition
peroneal nerve Prolonged pressure on nerve may occur because of: Sitting position Blood clots, tumors Casts on lower leg due to tightness For partial nerve palsy
Peroneal_nerve_paralysis
Medical condition
radiculopathy, another entrapped peripheral nerve (e.g. femoral neuropathy), lumbar plexopathy, abdominal masses, and pelvic tumors. A lumbar MRI can rule out
Meralgia_paraesthetica
State of medically-controlled temporary loss of sensation or awareness
interest (e.g. numbing a tooth for dental work). Peripheral nerve blocks use drugs targeted at peripheral nerves to anesthetize an isolated part of the body
Anesthesia
Electrical activity in the brain
over the trajectory of peripheral nerves of the upper limb (e.g., the median nerve) or lower limb (e.g., the posterior tibial nerve), and then recorded from
Somatosensory evoked potential
Somatosensory_evoked_potential
Tumour-like overgrowth due to a systemic genetic condition
all benign lung tumors, are hamartomas. Ten percent of hamartomas are endobronchial lesions, with the majority occurring in the peripheral lung parenchyma
Hamartoma
American neurosurgeon and inventor (born 1957)
for '''bioelectronic medicine''', in which medical devices modulate peripheral nerve activity to treat inflammatory and autoimmune diseases. Working with
Kevin_J._Tracey
Benign nerve-tissue tumor resulting from trauma to a nerve
graft and moving it to the divided end of the peripheral nerve, called a regenerative peripheral nerve interface (RPNI). RPNI also significantly reduces
Traumatic_neuroma
one or more nerve fascicles, intraneural perineuriomas are distinguished by a localized, solitary expansion of peripheral nerves. These tumors develop slowly
Intraneural_perineurioma
Restoration of nerves
reconstruction—of nerve supply to a body part from which it has been lost or damaged. Loss of innervation (denervation) may follow traumatic injury to a peripheral nerve
Reinnervation
Central part of the adrenal gland
neuroendocrine tumor of any neural crest tissue of the sympathetic nervous system. Ganglioneuroma, a tumor in the nerve cells of the peripheral nervous system
Adrenal_medulla
Cell type found in certain tumors (rhabdomyosarcomas)
distinguishing rhadbodomyofibrosarcomas from fibrosarcomas. Malignant peripheral nerve sheath tumors are aggressive soft tissue sarcomas occurring on the exterior
Rhabdomyoblast
Family of vertebrate proteins involved in cell division and inflammation
of neurofibromas (weaker than schwannomas), 50% of malignant peripheral nerve sheath tumors (may be weak and/or focal), paraganglioma stromal cells, histiocytoma
S100_protein
Tumor of the pituitary gland
bitemporal hemianopsia. It arises from the compression of the optic nerve by the tumor. The specific area of the visual pathway at which compression by these
Pituitary_adenoma
Medical condition
of peripheral nerves and disease. Pathological nerves can show aberrant enhancement, uneven shape, intra- or perineural tumor or scarring, nerve and/or
Post-mastectomy_pain_syndrome
Medical condition
rare disease caused by the interruption of peripheral or central sensory pathways of the trigeminal nerve. A slowly enlarging, uninflamed ulcer can occur
Trigeminal_trophic_syndrome
Group of malignant tumors in cats and dogs
fibrous histiocytoma, malignant nerve sheath tumors, myxosarcoma, myxofibrosarcoma, mesenchymoma, and spindle cell tumor. Soft tissue sarcomas are often
Soft tissue sarcoma in cats and dogs
Soft_tissue_sarcoma_in_cats_and_dogs
Rare cancer of the extremities, often near joints or tendon sheaths
Louis P.; Humphrey, P.A.; Pfeifer, John D. (2000). "Malignant peripheral nerve sheath tumors with t(X;18). A pathologic and molecular genetic study". Modern
Synovial_sarcoma
Medical condition
foramen, and inserts at the greater trochanter. The sciatic nerve is the largest peripheral nerve in the body and innervates significant portions of the skin
Piriformis_syndrome
Posterior part of the brain, adjoining and structurally continuous
transmission. Oculomotor nerve nucleus: This is the third cranial nerve nucleus. Trochlear nerve nucleus: This is the fourth cranial nerve. Red nucleus: This
Brainstem
Junction between motor neuron and muscle fiber
neuromuscular system, nerves from the central nervous system and the peripheral nervous system are linked and work together with muscles. Synaptic transmission
Neuromuscular_junction
Pinched nerve
Less common causes of radiculopathy include injury caused by tumor (which can compress nerve roots locally) and diabetes (which can effectively cause ischemia
Radiculopathy
Cancer originating in smooth muscle
peripheral nerve sheath tumor, and even biphenotypic sinonasal sarcoma, is wide. The symptoms of leiomyosarcomas tend to be the effects of the tumor growing
Leiomyosarcoma
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