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Items: 1 to 20 of 204

1.

Venous phase of computed tomography angiography increases spot sign detection, but intracerebral hemorrhage expansion is greater in spot signs detected in arterial phase.

Rodriguez-Luna D, Dowlatshahi D, Aviv RI, Molina CA, Silva Y, Dzialowski I, Lum C, Czlonkowska A, Boulanger JM, Kase CS, Gubitz G, Bhatia R, Padma V, Roy J, Stewart T, Huynh TJ, Hill MD, Demchuk AM; PREDICT/Sunnybrook ICH CTA Study Group.

Stroke. 2014 Mar;45(3):734-9. doi: 10.1161/STROKEAHA.113.003007. Epub 2014 Jan 30.

2.

Prediction of haematoma growth and outcome in patients with intracerebral haemorrhage using the CT-angiography spot sign (PREDICT): a prospective observational study.

Demchuk AM, Dowlatshahi D, Rodriguez-Luna D, Molina CA, Blas YS, Dzialowski I, Kobayashi A, Boulanger JM, Lum C, Gubitz G, Padma V, Roy J, Kase CS, Kosior J, Bhatia R, Tymchuk S, Subramaniam S, Gladstone DJ, Hill MD, Aviv RI; PREDICT/Sunnybrook ICH CTA study group.

Lancet Neurol. 2012 Apr;11(4):307-14. doi: 10.1016/S1474-4422(12)70038-8. Epub 2012 Mar 8. Erratum in: Lancet Neurol. 2012 Jun;11(6):483.

PMID:
22405630
3.

Predicting Intracerebral Hemorrhage Growth With the Spot Sign: The Effect of Onset-to-Scan Time.

Dowlatshahi D, Brouwers HB, Demchuk AM, Hill MD, Aviv RI, Ufholz LA, Reaume M, Wintermark M, Hemphill JC 3rd, Murai Y, Wang Y, Zhao X, Wang Y, Li N, Sorimachi T, Matsumae M, Steiner T, Rizos T, Greenberg SM, Romero JM, Rosand J, Goldstein JN, Sharma M.

Stroke. 2016 Mar;47(3):695-700. doi: 10.1161/STROKEAHA.115.012012. Epub 2016 Feb 4. Review.

4.

Multiphase CT Angiography Improves Prediction of Intracerebral Hemorrhage Expansion.

Rodriguez-Luna D, Coscojuela P, Rodriguez-Villatoro N, Juega JM, Boned S, Muchada M, Pagola J, Rubiera M, Ribo M, Tomasello A, Demchuk AM, Goyal M, Molina CA.

Radiology. 2017 Dec;285(3):932-940. doi: 10.1148/radiol.2017162839. Epub 2017 Jul 3.

PMID:
28678670
5.

Spot sign number is the most important spot sign characteristic for predicting hematoma expansion using first-pass computed tomography angiography: analysis from the PREDICT study.

Huynh TJ, Demchuk AM, Dowlatshahi D, Gladstone DJ, Krischek O, Kiss A, Hill MD, Molina CA, Rodriguez-Luna D, Dzialowski I, Silva Y, Czlonkowska A, Lum C, Boulanger JM, Gubitz G, Bhatia R, Padma V, Roy J, Kase CS, Aviv RI; PREDICT/Sunnybrook ICH CTA Study Group.

Stroke. 2013 Apr;44(4):972-7. doi: 10.1161/STROKEAHA.111.000410. Epub 2013 Feb 26.

6.

Perihematomal Edema Is Greater in the Presence of a Spot Sign but Does Not Predict Intracerebral Hematoma Expansion.

Rodriguez-Luna D, Stewart T, Dowlatshahi D, Kosior JC, Aviv RI, Molina CA, Silva Y, Dzialowski I, Lum C, Czlonkowska A, Boulanger JM, Kase CS, Gubitz G, Bhatia R, Padma V, Roy J, Subramaniam S, Hill MD, Demchuk AM; PREDICT/Sunnybrook ICH CTA Study Group.

Stroke. 2016 Feb;47(2):350-5. doi: 10.1161/STROKEAHA.115.011295. Epub 2015 Dec 22.

7.

Rate of Contrast Extravasation on Computed Tomographic Angiography Predicts Hematoma Expansion and Mortality in Primary Intracerebral Hemorrhage.

Brouwers HB, Battey TW, Musial HH, Ciura VA, Falcone GJ, Ayres AM, Vashkevich A, Schwab K, Viswanathan A, Anderson CD, Greenberg SM, Pomerantz SR, Ortiz CJ, Goldstein JN, Gonzalez RG, Rosand J, Romero JM.

Stroke. 2015 Sep;46(9):2498-503. doi: 10.1161/STROKEAHA.115.009659. Epub 2015 Aug 4.

8.

Leakage Sign for Primary Intracerebral Hemorrhage: A Novel Predictor of Hematoma Growth.

Orito K, Hirohata M, Nakamura Y, Takeshige N, Aoki T, Hattori G, Sakata K, Abe T, Uchiyama Y, Sakamoto T, Morioka M.

Stroke. 2016 Apr;47(4):958-63. doi: 10.1161/STROKEAHA.115.011578. Epub 2016 Mar 1.

9.

CT angiography "spot sign" predicts hematoma expansion in acute intracerebral hemorrhage.

Wada R, Aviv RI, Fox AJ, Sahlas DJ, Gladstone DJ, Tomlinson G, Symons SP.

Stroke. 2007 Apr;38(4):1257-62. Epub 2007 Feb 22.

10.

Spot sign on 90-second delayed computed tomography angiography improves sensitivity for hematoma expansion and mortality: prospective study.

Ciura VA, Brouwers HB, Pizzolato R, Ortiz CJ, Rosand J, Goldstein JN, Greenberg SM, Pomerantz SR, Gonzalez RG, Romero JM.

Stroke. 2014 Nov;45(11):3293-7. doi: 10.1161/STROKEAHA.114.005570. Epub 2014 Oct 9.

11.

The striate artery, hematoma, and spot sign on coronal images of computed tomography angiography in putaminal intracerebral hemorrhage.

Sorimachi T, Osada T, Baba T, Inoue G, Atsumi H, Ishizaka H, Hotta K, Hayashi N, Matsumae M.

Stroke. 2013 Jul;44(7):1830-2. doi: 10.1161/STROKEAHA.113.001498. Epub 2013 May 14.

12.

CT perfusion spot sign improves sensitivity for prediction of outcome compared with CTA and postcontrast CT.

Koculym A, Huynh TJ, Jakubovic R, Zhang L, Aviv RI.

AJNR Am J Neuroradiol. 2013 May;34(5):965-70, S1. doi: 10.3174/ajnr.A3338. Epub 2012 Nov 1.

13.

Occurrence of spot signs from hypodensity areas on precontrast CT in intracerebral hemorrhage.

Nishiyama J, Sorimachi T, Aoki R, Inoue G, Matsumae M.

Neurol Res. 2017 May;39(5):419-425. doi: 10.1080/01616412.2017.1297341. Epub 2017 Feb 25.

PMID:
28240039
14.

"Dynamic spot sign" on CT perfusion source images predicts haematoma expansion in acute intracerebral haemorrhage.

Sun SJ, Gao PY, Sui BB, Hou XY, Lin Y, Xue J, Zhai RY.

Eur Radiol. 2013 Jul;23(7):1846-54. doi: 10.1007/s00330-013-2803-4. Epub 2013 Mar 19.

PMID:
23508276
15.

Systematic characterization of the computed tomography angiography spot sign in primary intracerebral hemorrhage identifies patients at highest risk for hematoma expansion: the spot sign score.

Delgado Almandoz JE, Yoo AJ, Stone MJ, Schaefer PW, Goldstein JN, Rosand J, Oleinik A, Lev MH, Gonzalez RG, Romero JM.

Stroke. 2009 Sep;40(9):2994-3000. doi: 10.1161/STROKEAHA.109.554667. Epub 2009 Jul 2.

16.

Intracerebral Hematoma Morphologic Appearance on Noncontrast Computed Tomography Predicts Significant Hematoma Expansion.

Blacquiere D, Demchuk AM, Al-Hazzaa M, Deshpande A, Petrcich W, Aviv RI, Rodriguez-Luna D, Molina CA, Silva Blas Y, Dzialowski I, Czlonkowska A, Boulanger JM, Lum C, Gubitz G, Padma V, Roy J, Kase CS, Bhatia R, Hill MD, Dowlatshahi D; PREDICT/Sunnybrook ICH CTA Study Group.

Stroke. 2015 Nov;46(11):3111-6. doi: 10.1161/STROKEAHA.115.010566. Epub 2015 Oct 8.

17.

Small intracerebral hemorrhages have a low spot sign prevalence and are less likely to expand.

Dowlatshahi D, Yogendrakumar V, Aviv RI, Rodriguez-Luna D, Molina CA, Silva Y, Dzialowski I, Czlonkowska A, Boulanger JM, Lum C, Gubitz G, Padma V, Roy J, Kase CS, Bhatia R, Hill MD, Demchuk AM; PREDICT/Sunnybrook ICH CTA study group.

Int J Stroke. 2016 Feb;11(2):191-7. doi: 10.1177/1747493015616635.

PMID:
26783310
18.

Prevalence and diagnostic performance of computed tomography angiography spot sign for intracerebral hematoma expansion depend on scan timing.

Tsukabe A, Watanabe Y, Tanaka H, Kunitomi Y, Nishizawa M, Arisawa A, Yoshiya K, Shimazu T, Tomiyama N.

Neuroradiology. 2014 Dec;56(12):1039-45. doi: 10.1007/s00234-014-1430-3. Epub 2014 Sep 17.

PMID:
25228452
19.

Ultraearly hematoma growth in active intracerebral hemorrhage.

Rodriguez-Luna D, Coscojuela P, Rubiera M, Hill MD, Dowlatshahi D, Aviv RI, Silva Y, Dzialowski I, Lum C, Czlonkowska A, Boulanger JM, Kase CS, Gubitz G, Bhatia R, Padma V, Roy J, Tomasello A, Demchuk AM, Molina CA; PREDICT/Sunnybrook ICH CTA Study Group.

Neurology. 2016 Jul 26;87(4):357-64. doi: 10.1212/WNL.0000000000002897. Epub 2016 Jun 24.

20.

Vascular and nonvascular mimics of the CT angiography "spot sign" in patients with secondary intracerebral hemorrhage.

Gazzola S, Aviv RI, Gladstone DJ, Mallia G, Li V, Fox AJ, Symons SP.

Stroke. 2008 Apr;39(4):1177-83. doi: 10.1161/STROKEAHA.107.499442. Epub 2008 Feb 21.

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