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Cranial ultrasound information


Cranial ultrasound
Purposetechnique to scan brain

Cranial ultrasound is a technique for scanning the brain using high-frequency sound waves. It is used almost exclusively in babies because their fontanelle (the soft spot on the skull) provides an "acoustic window". A different form of ultrasound-based brain scanning, transcranial Doppler, can be used in any age group. This uses Doppler ultrasound to assess blood flow through the major arteries in the brain, and can scan through bone. It is not usual for this technique to be referred to simply as "cranial ultrasound". Additionally, cranial ultrasound can be used for intra-operative imaging in adults undergoing neurosurgery once the skull has been opened, for example to help identify the margins of a tumour.[1]

  1. ^ Dumain T (4 February 2022). Melinosky C (ed.). "What Is a Cranial Ultrasound?". WedMD.

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Cranial ultrasound

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Cranial ultrasound is a technique for scanning the brain using high-frequency sound waves. It is used almost exclusively in babies because their fontanelle...

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Neuroimaging

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during the seizure. Cranial ultrasound is usually only used in babies, whose open fontanelles provide acoustic windows allowing ultrasound imaging of the brain...

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Medical ultrasound

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Medical ultrasound includes diagnostic techniques (mainly imaging techniques) using ultrasound, as well as therapeutic applications of ultrasound. In diagnosis...

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Spastic cerebral palsy

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tests to assess a child suspected to have spastic cerebral palsy are: Cranial ultrasound CT scan Magnetic resonance imaging These tests are imaging techniques...

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Perinatal stroke

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from the intensive care unit, cranial ultrasound is used as an alternative to magnetic resonance imaging. Cranial ultrasound can identify intracranial hemorrhage...

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Molera

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provided information about dilation of the lateral, 3rd and cranial cerebral aqueduct. Ultrasound through the molera was also useful in revealing ventriculomegaly...

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Fontanelle

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infant human skull comprising soft membranous gaps (sutures) between the cranial bones that make up the calvaria of a fetus or an infant. Fontanelles allow...

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Zika fever

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hepatomegaly, and rash or other skin lesions. Other recommended tests are cranial ultrasound, hearing evaluation, and eye examination. Testing should be done for...

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Blunt trauma

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injury to the veins. Fluid (often blood) may be detected in the pelvis via ultrasound during the FAST scan that is often performed following traumatic injuries...

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Functional ultrasound imaging

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Functional ultrasound imaging (fUS) is a medical ultrasound imaging technique of detecting or measuring changes in neural activities or metabolism, for...

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Idiopathic intracranial hypertension

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present. The increased pressure leads to compression and traction of the cranial nerves, a group of nerves that arise from the brain stem and supply the...

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Diabetic neuropathy

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neuropathy include distal symmetric polyneuropathy; third, fourth, or sixth cranial nerve palsy; mononeuropathy; mononeuropathy multiplex; diabetic amyotrophy;...

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Transcranial stimulation

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alternating current stimulation (tACS) Transcranial focused ultrasound stimulation (tFUS) Cranial electrotherapy stimulation (CES), also called transcranial...

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Cranial venous outflow obstruction

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Cranial venous outflow obstruction, also referred to as impaired cranial venous outflow, impaired cerebral venous outflow, cerebral venous impairment is...

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Spina bifida

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level of alpha-fetoprotein (AFP), there is a higher risk of spina bifida. Ultrasound examination may also detect the problem. Medical imaging can confirm the...

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Anencephaly

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form of anencephaly characterized by malformed cranial bones, a median cranial defect, and a cranial protrusion called area cerebrovasculosa. Area cerebrovasculosa...

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Occipital neuralgia

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false-positive result. To improve accuracy, ultrasound-guided techniques were developed. The original ultrasound-guided technique for injection of the GON...

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Giant cell arteritis

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diagnostic criteria. Radiological examination of the temporal artery with ultrasound yields a halo sign. Contrast-enhanced brain MRI and CT are generally negative...

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Essential tremor

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troublesome side effects. Clostridium botulinum toxin (Botox) injections and ultrasound are also sometimes used for cases refractory to medications. In mild cases...

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Giacomini vein

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The Giacomini vein or cranial extension of the small saphenous vein is a communicating vein between the great saphenous vein (GSV) and the small saphenous...

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Internal carotid artery

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the sympathetic trunk, and on its lateral side is the abducent nerve, or cranial nerve VI. The named branches of the cavernous segment are: the meningohypophyseal...

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Cephalometry

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Brown employed ultrasound technique for measurement of the fetal head. Other scientists tried the method and found that the ultrasound technique was 3mm...

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Abdominal pregnancy

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vaginal bleeding during pregnancy. As this is nonspecific in areas where ultrasound is not available the diagnosis was often only discovered during surgery...

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Intraparenchymal hemorrhage

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(e.g. cerebral venous sinus thrombosis). Nonpenetrating and penetrating cranial trauma can also be common causes of intracerebral hemorrhage. Computed...

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Transient ischemic attack

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arteries, a carotid ultrasound scan may demonstrate stenosis, or narrowing, of the carotid artery. For people with extra-cranial carotid stenosis, if...

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Choroid plexus cyst

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which can lead to expansion of the ventricles, compressing the brain (the cranial cavity cannot expand to accommodate the increase in fluid volume) and possibly...

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Torticollis

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cause. Torticollis can be caused by damage to the trochlear nerve (fourth cranial nerve), which supplies the superior oblique muscle of the eye. The superior...

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Lilly Dubowitz

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London's Hammersmith Hospital in 1972, where Lilly pioneered the use of cranial ultrasound and, later, magnetic resonance imaging to assess the brains of newborns...

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