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Related Concept Videos

Veins of Head and Neck01:19

Veins of Head and Neck

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The blood drainage from the head and neck is primarily managed by three pairs of veins: the external jugular, internal jugular, and vertebral veins. The external jugular veins drain superficial scalp and face structures, passing over the sternocleidomastoid muscles to empty into the subclavian veins.
On the other hand, the vertebral veins, unlike their arterial counterparts, are not primarily responsible for brain drainage. Instead, they drain the cervical vertebrae, spinal cord, and some small...
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Arteries of the Head and Neck01:26

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The human body's intricate network of arteries ensures that every organ system receives the necessary oxygen and nutrients for optimal function. The arterial network in the head and neck region is particularly complex, providing vital blood flow to the brain, eyes, and other critical structures. Prominent arteries in this region include the internal carotid arteries and the vertebral arteries.
The internal carotid arteries supply blood to the anterior portion of the cerebrum. They enter the...
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Imaging Studies VII: Vascular Imaging01:19

Imaging Studies VII: Vascular Imaging

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DefinitionRenal angiography, also known as renal arteriography, is an imaging technique used to obtain a comprehensive view of blood flow and the vascular structure of blood vessels in the kidneys and surrounding areas.PurposeRenal angiography detects blood vessel abnormalities in the kidneys, such as aneurysms, stenosis, thrombosis, vascular tumors, and renal artery stenosis. It evaluates kidney function and guides interventional treatments like angioplasty or stent placement.Pre-Procedure...
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Imaging Studies for Cardiovascular System V: CT01:28

Imaging Studies for Cardiovascular System V: CT

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Cardiac computed tomography (CT) scanning is an advanced cardiac imaging technique that utilizes CT technology, with or without intravenous (IV) contrast, to produce accurate cross-sectional virtual slices of specific areas of the heart, coronary circulation, and major blood vessels such as the aorta, pulmonary veins, and arteries. The computer processes these slices to generate three-dimensional images. Multidetector CT (MDCT) is a rapid form of CT scanning that captures multiple slices...
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Assessment of the Cardiovascular System II: Inspection01:29

Assessment of the Cardiovascular System II: Inspection

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Inspection is the initial step in assessing the cardiovascular system. It involves a detailed visual examination that provides crucial information about a patient's circulatory and cardiac health. This systematic process, conducted from head to toe, helps identify signs of cardiovascular conditions by observing physical appearance, skin and mucous membranes, jugular and carotid pulsations, chest symmetry, and the condition of the extremities.
Head and Neck
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Bone Markings01:26

Bone Markings

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Bones have various surface features that help form joints and attach to other soft tissues. Depending on the function, bone markings are categorized into articulating projections, processes for attachment, depressions, and openings.
Articulating Projections
Articulating projections are found where two bones meet to form a joint. These structures are usually found at the ends of bones. The largest articulation is a rounded projection called the head, supported by a narrow neck at the ends of...
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Normal Vascular Structures and Variants on Head and Neck Imaging.

June Kim1, Edward J Escott1

  • 1Department of Radiology, University of Kentucky, 800 Rose Street, Lexington, KY 40536, USA.

Neuroimaging Clinics of North America
|May 8, 2022
PubMed
Summary

Understanding normal neck vasculature and its variants is crucial for diagnosing neck pathologies. This knowledge aids in distinguishing normal anatomy from disease, impacting surgical decisions.

Keywords:
Head and neckVariantsVascular anatomy

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Area of Science:

  • Radiology
  • Anatomy
  • Medical Imaging

Background:

  • The neck's vasculature, including arteries and veins, is vital for blood supply to the brain and head structures.
  • Recognizing normal anatomy, variants, and related structures like the thoracic duct and carotid body is essential for accurate diagnosis.
  • Distinguishing normal from pathologic processes in the neck influences diagnostic accuracy and surgical planning.

Purpose of the Study:

  • To illustrate normal neck vasculature and common anatomic variants using medical imaging.
  • To provide a visual reference for radiologists and clinicians to identify normal and variant anatomy in the neck.
  • To enhance the understanding of key neck structures relevant to clinical practice.

Main Methods:

  • Presentation of computed tomography (CT) and magnetic resonance (MR) imaging examples.
  • Focus on demonstrating normal anatomy of neck arteries and veins.
  • Inclusion of images showcasing common anatomic variants of neck vasculature.

Main Results:

  • Exemplification of normal computed tomography and MR imaging findings of neck vasculature.
  • Visual documentation of several common anatomic variants within the neck.
  • Demonstration of related structures such as the thoracic duct and carotid body.

Conclusions:

  • Familiarity with normal neck vasculature and its variants is key for accurate interpretation of imaging studies.
  • Medical imaging, particularly CT and MR, effectively visualizes these normal and variant anatomical structures.
  • This knowledge supports improved diagnostic capabilities and informed surgical approaches for neck conditions.