Hyperdense middle cerebral arteries identified on CT as a false sign of vascular occlusion.

RA Rauch, C Bazan, EM Larsson… - American journal of …, 1993 - Am Soc Neuroradiology
PURPOSE To evaluate the middle cerebral artery (MCA) on CT, including its relationship to
cerebral infarction. METHODS Thirteen patients with either a unilateral or bilateral …

Prevalence and significance of hyperdense middle cerebral artery in acute stroke.

D Leys, JP Pruvo, O Godefroy, PH Rondepierre… - Stroke, 1992 - Am Heart Assoc
Early noncontrast computed tomographic scans may visualize a hyperdense middle
cerebral artery before the infarct becomes visible. This sign disappears within a few days …

Hyperdense middle cerebral artery: incidence and quantitative significance

TA Tomsick, TG Brott, CP Olinger, W Barsan, J Spilker… - Neuroradiology, 1989 - Springer
The hyperdense middle cerebral artery sign (HMCAS) is recognized as a CT finding that
indicates thrombus or embolus within the middle cerebral artery. The incidence and …

Hyperdense middle cerebral artery CT sign: comparison with angiography in the acute phase of ischemic supratentorial infarction

S Bastianello, A Pierallini, C Colonnese, G Brughitta… - Neuroradiology, 1991 - Springer
The early CT finding of an hyperdensity of a portion of the middle cerebral artery
Hyperdense Middle Cerebral Artery Sign (HMCAS), in patients with supratentorial stroke, is …

What constitutes a true hyperdense middle cerebral artery sign?

CK Koo, E Teasdale, KW Muir - Cerebrovascular diseases, 2000 - karger.com
Objectives: The 'hyperdense MCA sign'refers to an appearance of increased attenuation of
the proximal middle cerebral artery (MCA) that is often associated with thrombosis of the M1 …

Interobserver agreement in assessing early CT signs of middle cerebral artery infarction.

R von Kummer, R Holle, U Gizyska… - American journal …, 1996 - Am Soc Neuroradiology
PURPOSE To assess the reliability of detecting signs of hemispheric infarction on CT scans
obtained within 6 hours of the onset of symptoms. METHODS A neuroradiologist selected 12 …

Proximal and distal hyperattenuating middle cerebral artery signs at CT: different prognostic implications

DM Somford, PJ Nederkoorn, DR Rutgers, LJ Kappelle… - Radiology, 2002 - pubs.rsna.org
PURPOSE: To determine whether a proximal (M1-segment) or distal (M2-and/or M3-
segment) hyperattenuating middle cerebral artery (MCA) sign in patients with ischemic …

[HTML][HTML] Early signs of middle cerebral artery infarction on multidetector computed tomography: Review of 20 cases

S Alshoabi, R Alnajmani, M Shamsuddin… - Brain …, 2019 - journals.lww.com
OBJECTIVE: This study intended to assess the occurrence of early signs of middle cerebral
artery (MCA) on multidetector computed tomography (MDCT) in correlation with duration of …

The hyperdense middle cerebral artery sign.

N Petitti - Radiology, 1998 - pubs.rsna.org
The Hyperdense Middle Cerebral Artery Sig& Page 1 Nicola Petitti, MD, PhD Signs in Imaging a.
b. 687 The Hyperdense Middle Cerebral Artery Sig& The HMCA sign. (a) Unenhanced CT scan …

[HTML][HTML] Hyperdense middle cerebral artery sign in multidetector computed tomography: definition, occurrence, and reliability analysis

K Abul-Kasim, E Selariu, M Brizzi, J Petersson - Neurology India, 2009 - journals.lww.com
Background: The hyperdense middle cerebral artery sign (HMCAS) is one of the early
changes seen on the computed tomography in acute ischemic stroke of MCA territory. Aims …