Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Less than usually intense

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

hypo- +‎ intense

Examples

  • [P413] Evolution of T1 hypointense lesions in relapsing-remitting multiple sclerosis patients treated with glatiramer acetate.

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  • Thirteen benign meningiomas (WHO grade I) were hyper -, iso -, or hypointense on the DW images and on the corresponding ADC maps and had increased ADC values, with the exception of one case of a densely calcified meningioma

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  • Slide 87: In authors experience, the signal intensity of nonnecrotic components of metastases on DW images is variable (generally iso - or hypointense, occasionally hyperintense).

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  • Slide 202: Conclusions In author's experience, the signal intensity of MS lesions on DW images is variable (hyper -, iso -, or hypointense).

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  • Slide 75: Metastases Typical Presentation on DW Images and ADC Maps The reported cases of metastases were isointense to slightly hyperintense on DW images, and the calculated ADC values were in the range 0. 82-1.24 x 10-3 mm2 / sec In authors experience, the signal intensity of non necrotic components of metastases on DW images is variable (generally iso - or hypointense; occasionally hyperintense).

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  • Slide 195: In author's experience, the signal intensity of multiple sclerosis (MS) on DW images is variable (hyper -, iso -, or hypointense) Gass et al reported that enhancing lesions were restricted relative to white matter on DW images, while chronic lesions were not.

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  • In the same study, four malignant meningiomas had markedly increased signal on DW images, hypointense signal on ADC maps, and low ADC values indicative of marked restriction to water diffusion.

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  • Slide 147: Differential Diagnosis of Abscess and Acute Ischemic Stroke During the initial cerebritis stage (an ill-defined subcortical hyperintense zone on T2-weighted images associated with poorly delineated enhancing areas within the iso - to mildly hypointense edematous region on enhanced T1-weighted images), the differential diagnosis of abscess and acute ischemic stroke may be difficult.

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  • Hints for differential diagnosis: hyperacute ischemic stroke the T2-weighted SE and T2*-weighted gradient-echo findings are normal. hyperacute hemorrhage, heterogeneous hyperintensity with a hypointense rim is seen on T2-weighted SE and T2*-weighted gradient - echo images.

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  • Slide 99: Meningioma signal intensity of meningiomas on DW images is variable (hyper -, iso -, or hypointense) Most benign meningiomas are isointense on DW images and ADC maps Only 23\%of benign meningiomas (three of 13) were slightly hyperintense in the study of Filippi et al In the same study, four malignant meningiomas had markedly increased signal intensity on DW images, decreased signal intensity on ADC maps, and low ADC values

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