Jun 18, 2024 · The fogging phenomenon is seen on non-contrast CT or MRI of the brain and represents a transient phase of the evolution of cerebral infarct where the region of cortical infarction regains a near-normal appearance.

Fogging phenomenon in computerized tomography (CT) scanning of the head is vanishing signs of an infarct on the serial CT imaging in a patient with a recent stroke. [1] It is a reversal of the hypodensity on the CT after an acute ischemic stroke.

Fogging phenomenon is seen on non contrast CT of the brain and represents a transient phase of the evolution of cerebral infarct where the region of cortical infarction regains a near normal appearance.

Mar 10, 2014 · “Fogging effect” is a well known phenomenon consisting of transient disappearance of a cerebral infarction on CT images. Few case reports have described the same phenomenon on T2-weighted MRI and DWI, usually occurring in the subacute stages of a cerebral infarction (2–20 days) and mainly involving cortical or posterior cerebral fossa ...

Fogging is a deceptive phenomenon that can partially or completely obscure a subacute infarct on noncontrast head CT. We present the appearance of infarct fogging on CT perfusion through 3 cases.

Jul 25, 2000 · Normal findings on CT scan of patients with known radiologic evidence of cerebral infarcts can be a source of great perplexity that can lead to unnecessary neuroimaging. This phenomenon in which initially hypodense ischemic areas transiently become isodense to normal brain has been termed the “fogging effect.”

Nov 1, 2013 · Cerebral infarcts can be overlooked or grossly underestimated in the second and third week after an ischemic stroke. We report a patient who presented with a vanishing stroke on a follow-up brain computed tomography scan, a condition known as …

Fogging. Fogging in photography is the deterioration in the quality of the image caused either by extraneous light or the effects of a processing chemical.

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