• Thumbnail for Perfusion CT
    Perfusion CT or CT Perfusion is a type of perfusion scanning using computed tomography. It is helpful in the evaluation of the vascularity of tissue in...
    3 KB (247 words) - 07:08, 10 March 2025
  • period of time. Microspheres CT MRI Nuclear medicine or NM Using radioactive microspheres is an older method of measuring perfusion than the more recent imaging...
    17 KB (2,121 words) - 07:59, 6 May 2024
  • Thumbnail for 4DCT
    4DCT (redirect from Four-dimensional CT)
    such fluid dynamics is perfusion CT in which the propagation of contrast agent is modelled and simultaneously estimated with the CT images. Cox, James D...
    9 KB (1,058 words) - 09:51, 5 January 2024
  • Thumbnail for Perfusion
    to a capillary bed in tissue. Perfusion may also refer to fixation via perfusion, used in histological studies. Perfusion is measured as the rate at which...
    12 KB (1,408 words) - 22:40, 12 April 2025
  • the brain, where CT perfusion imaging can often detect poor brain perfusion well before it is detected using a conventional spiral CT scan. This is better...
    155 KB (16,219 words) - 20:02, 5 May 2025
  • Thumbnail for Ventilation/perfusion scan
    A ventilation/perfusion lung scan, also called a V/Q lung scan, or ventilation/perfusion scintigraphy, is a type of medical imaging using scintigraphy...
    13 KB (1,215 words) - 09:48, 12 October 2024
  • physiology, the ventilation/perfusion ratio (V/Q ratio) is a ratio used to assess the efficiency and adequacy of the ventilation-perfusion coupling and thus the...
    9 KB (1,181 words) - 18:02, 25 May 2025
  • Thumbnail for Single-photon emission computed tomography
    SPECT can be used to obtain quantitative information about myocardial perfusion, thickness, and contractility of the myocardium during various parts of...
    22 KB (2,663 words) - 03:51, 9 April 2025
  • Thumbnail for Computed tomography of the chest
    hila and the mediastinum. CT pulmonary angiogram, which uses time-matched ("phased") protocols to assess the lung perfusion and the patency of great arteries...
    2 KB (214 words) - 20:31, 5 December 2024
  • Thumbnail for Pulmonary embolism
    D-dimer may rule out the condition. Otherwise, a CT pulmonary angiography, lung ventilation/perfusion scan, or ultrasound of the legs may confirm the diagnosis...
    87 KB (9,772 words) - 19:04, 22 May 2025
  • Thumbnail for Cerebral edema
    cerebral neoplasm. Clinical researches have recommended ICP and cerebral perfusion pressure (CPP) monitoring in any persons with cerebral injury who are...
    70 KB (7,820 words) - 00:34, 20 February 2025
  • Thumbnail for Positron emission tomography
    a computed tomography scanner (CT) and are known as PET–CT scanners. PET scan images can be reconstructed using a CT scan performed using one scanner...
    74 KB (8,845 words) - 01:30, 20 May 2025
  • Thumbnail for Intraparenchymal hemorrhage
    test to look for bleeding in or around your brain. In some hospitals, a perfusion CT scan may be done to see where the blood is flowing and not flowing in...
    10 KB (1,084 words) - 13:16, 24 May 2025
  • Thumbnail for Time-activity curve
    for example, in dynamic positron emission tomography (PET) imaging, or perfusion CT, or dynamic contrast-enhanced magnetic resonance imaging (DCE-MRI) using...
    12 KB (1,267 words) - 18:56, 23 May 2025
  • Thumbnail for Angiography
    CT angiography and MR angiography. The term isotope angiography has also been used, although this more correctly is referred to as isotope perfusion scanning...
    23 KB (2,604 words) - 13:29, 24 May 2025
  • Thumbnail for CT pulmonary angiogram
    A CT pulmonary angiogram (CTPA) is a medical diagnostic test that employs computed tomography (CT) angiography to obtain an image of the pulmonary arteries...
    12 KB (1,437 words) - 15:47, 18 April 2025
  • Thumbnail for Blunt trauma
    as bruising, but occasionally as complicated as hypoxia, ventilation-perfusion mismatch, hypovolemia, and reduced cardiac output due to the way the thoracic...
    37 KB (4,117 words) - 04:49, 28 March 2025
  • Thumbnail for Diffusion-weighted magnetic resonance imaging
    occlusion. With perfusion MRI detecting both the infarcted core and the salvageable penumbra, the latter can be quantified by DWI and perfusion MRI. DWI showing...
    64 KB (9,251 words) - 19:41, 2 May 2025
  • as echocardiography, Cardiac MRI, Cardiac CT, Cardiac PET and Cardiac SPECT including myocardial perfusion imaging. A physician may recommend cardiac...
    26 KB (3,062 words) - 07:48, 6 May 2024
  • Thumbnail for Ex vivo
    post-mortem biochemical changes that accumulate over time. The earliest perfusion studies were conducted in the mid-19th century, and subsequent advances...
    53 KB (5,582 words) - 09:16, 22 May 2025
  • Thumbnail for Cardiac magnetic resonance imaging perfusion
    Cardiac magnetic resonance imaging perfusion (cardiac MRI perfusion, CMRI perfusion), also known as stress CMR perfusion, is a clinical magnetic resonance...
    11 KB (1,412 words) - 06:00, 8 September 2024
  • Thumbnail for Leptomeningeal collateral circulation
    ISSN 0148-396X. PMID 8938760. Kim, D.J.; Krings, T. (2011-09-01). "Whole-Brain Perfusion CT Patterns of Brain Arteriovenous Malformations: A Pilot Study in 18 Patients"...
    15 KB (1,545 words) - 08:15, 11 January 2024
  • as dysphasia with global cognitive dysfunction and abnormalities on perfusion CT". Cephalalgia. 30 (8): 1007–1009. doi:10.1111/j.1468-2982.2009.02007...
    22 KB (2,628 words) - 21:41, 22 May 2025
  • Thumbnail for Pauline Newman
    court's orders. In late August 2024, Newman received imaging (including a perfusion CT) and a neurological exam by a neurosurgeon who is also an attorney. A...
    35 KB (3,801 words) - 14:25, 6 March 2025
  • tumor perfusion evaluations, with a linear relationship between the renal uptake and blood flow. Renal perfusion can also be evaluated with CT or MRI...
    12 KB (1,159 words) - 12:46, 2 June 2024
  • Thumbnail for Hypoxia (medicine)
    anemia. X-rays or CT scans of the chest and airways can reveal abnormalities that may affect ventilation or perfusion. A ventilation/perfusion scan, also called...
    108 KB (11,680 words) - 14:24, 23 May 2025
  • motor movements of the legs. Compression of the brainstem as well as poor perfusion of the periventricular white matter in the prefrontal cortex are also...
    35 KB (3,740 words) - 19:48, 23 May 2025
  • contrast (DSC) MR perfusion". Radiopaedia. Retrieved 2017-10-14. Chen F, Ni YC (March 2012). "Magnetic resonance diffusion-perfusion mismatch in acute...
    93 KB (10,796 words) - 20:18, 8 May 2025
  • M.; Stewart R. E.; Kremer B. P.; Naalt J. V. (2010). "Acute cerebral perfusion CT abnormalities associated with posttraumatic amnesia in mild head injury"...
    57 KB (7,467 words) - 09:12, 3 March 2024
  • inputs to the mathematical model, for example, in dynamic PET imaging, or perfusion CT, or dynamic contrast-enhanced magnetic resonance imaging (DCE-MRI). AIF...
    17 KB (2,147 words) - 15:52, 17 September 2022