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Several different views of the head are available, including axial, coronal, reformatted coronal, and reformatted sagittal images. However, coronal images require the person to hyperextend their neck, which must be avoided if any possibility of neck injury exists. [8] CT scans of the head increase the risk of brain cancer, especially for ...
CT scanning of the head is typically used to detect infarction , tumors, calcifications, haemorrhage, and bone trauma. [32] Of the above, hypodense (dark) structures can indicate edema and infarction, hyperdense (bright) structures indicate calcifications and haemorrhage and bone trauma can be seen as disjunction in bone windows. Tumors can be ...
Reid's base line is used as the zero plane in computed tomography. Paediatric base line is an anatomic line that maintains a fixed relation to facial bones throughout the period of growth. In 1962, the World Federation of Radiology defined it as the line between the infraorbital margin and the upper margin of the external auditory meatus .
The head rests on the top part of the vertebral column, with the skull joining at C1 (the first cervical vertebra known as the atlas). The skeletal section of the head and neck forms the top part of the axial skeleton and is made up of the skull, hyoid bone, auditory ossicles, and cervical spine. The skull can be further subdivided into:
CT scans of patients with a tension pneumocephalus typically show air that compresses the frontal lobes of the brain, which results in a tented appearance of the brain in the skull known as the Mount Fuji sign. [1] [2] [3] The name is derived from the resemblance of the brain to Mount Fuji in Japan, a volcano known for its symmetrical cone.
TikTok users are trying to help out a confused husband who is bewildered by one of his wife’s “weird” garments that has “no head hole.”
Computed tomography of the head, without intravenous contrast, here presented in the sagittal plane with 4 mm slice thickness. It shows normal anatomy, with no injuries. The subject is an 18 year old male who had blunt trauma to the head after a 25 m long jump during motocross.
PetSafe Multi-Cat Litter Box Most cats prefer an open-top litter box so they can keep an eye on their surroundings. This one by PetSafe measures over 30 inches in length, giving your cat plenty of ...