CT perfusion mean transit time maps optimally distinguish benign oligemia from true "at-risk" ischemic penumbra, but thresholds vary by postprocessing technique.
AJNR Am J Neuroradiol., Mar;33(3):545-9 (2012)
Evaluating effects of normobaric oxygen therapy in acute stroke with MRI-based predictive models.
Med Gas Res., 2(1):5 (2012)
Recurrent scalp metastasis from glioblastoma following resection.
Regional ischemic vulnerability of the brain to hypoperfusion: the need for location specific computed tomography perfusion thresholds in acute stroke patients.
Stroke., May;42(5):1255-60 (2011)
CT cerebral blood flow maps optimally correlate with admission diffusion-weighted imaging in acute stroke but thresholds vary by postprocessing platform.
Stroke., Jul;42(7):1923-8 (2011)
Imaging acute stroke is rapidly evolving.
Neuroimaging Clin. N. Am., May;21(2):xv (2011)
MR perfusion imaging in acute ischemic stroke.
Neuroimaging Clin. N. Am., May;21(2):259-83, x (2011)
Diffusion weighted imaging reversibility in the brainstem following successful recanalization of acute basilar artery occlusion.
J Neurointerv Surg., Sep;2(3):195-7 (2010)
Acute ischemic stroke: infarct core estimation on CT angiography source images depends on CT angiography protocol.
Radiology., Feb;262(2):593-604 (2012)
Existence of the diffusion-perfusion mismatch within 24 hours after onset of acute stroke: dependence on proximal arterial occlusion.
Radiology., Mar;250(3):878-86 (2009)
Contrast-enhanced MR angiography is not more accurate than unenhanced 2D time-of-flight MR angiography for determining > or = 70% internal carotid artery stenosis.
AJNR Am J Neuroradiol., Apr;30(4):761-8 (2009)
Arterial wall enhancement overlying carotid plaque on CT angiography correlates with symptoms in patients with high grade stenosis.
Stroke., May;40(5):1894-6 (2009)
Diagnostic accuracy and yield of multidetector CT angiography in the evaluation of spontaneous intraparenchymal cerebral hemorrhage.
AJNR Am J Neuroradiol., Jun;30(6):1213-21 (2009)
MRI-based selection for intra-arterial stroke therapy: value of pretreatment diffusion-weighted imaging lesion volume in selecting patients with acute stroke who will benefit from early recanalization.
Stroke., Jun;40(6):2046-54 (2009)
Bing-Neel Syndrome revisited.
Clin Lymphoma Myeloma., Mar;9(1):104-6 (2009)
Avoiding "pseudo-reversibility" of CT-CBV infarct core lesions in acute stroke patients after thrombolytic therapy: the need for algorithmically "delay-corrected" CT perfusion map postprocessing software.
Stroke., Aug;40(8):2875-8 (2009)
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.
Stroke., Sep;40(9):2994-3000 (2009)
Multidetector CT angiography in the evaluation of acute blunt head and neck trauma: a proposed acute craniocervical trauma scoring system.
Radiology., Jan;254(1):236-44 (2010)
Stability of large diffusion/perfusion mismatch in anterior circulation strokes for 4 or more hours.
BMC Neurol., 10:13 (2010)
Predictors of functional outcome vary by the hemisphere of involvement in major ischemic stroke treated with intra-arterial therapy: a retrospective cohort study.
BMC Neurol., 10:25 (2010)
Combining acute diffusion-weighted imaging and mean transmit time lesion volumes with National Institutes of Health Stroke Scale Score improves the prediction of acute stroke outcome.
Stroke., Aug;41(8):1728-35 (2010)
Radiation necrosis versus glioma recurrence: conventional MR imaging clues to diagnosis.
AJNR Am J Neuroradiol., Sep;26(8):1967-72 (2005)
Intracranial hemorrhage complicating acute stroke: how common is hemorrhagic stroke on initial head CT scan and how often is initial clinical diagnosis of acute stroke eventually confirmed?
AJNR Am J Neuroradiol., Oct;26(9):2207-12 (2005)
Diffusion-weighted imaging in acute stroke.
Neuroimaging Clin. N. Am., Aug;15(3):503-30, ix-x (2005)
Diffusion-weighted imaging in acute stroke.
Magn Reson Imaging Clin N Am., May;14(2):141-68 (2006)
Headache: when is neurologic imaging indicated?
J Am Coll Radiol., Aug;4(8):566-9 (2007)
Severity of leukoaraiosis and susceptibility to infarct growth in acute stroke.
Stroke., May;39(5):1409-13 (2008)
An acute ischemic stroke classification instrument that includes CT or MR angiography: the Boston Acute Stroke Imaging Scale.
AJNR Am J Neuroradiol., Jun;29(6):1111-7 (2008)
Role of recanalization in acute stroke outcome: rationale for a CT angiogram-based "benefit of recanalization" model.
AJNR Am J Neuroradiol., Sep;29(8):1471-5 (2008)
CT angiography-source image hypoattenuation predicts clinical outcome in posterior circulation strokes treated with intra-arterial therapy.
Stroke., Nov;39(11):3107-9 (2008)
Quantitative assessment of core/penumbra mismatch in acute stroke: CT and MR perfusion imaging are strongly correlated when sufficient brain volume is imaged.
Stroke., Nov;39(11):2986-92 (2008)
Diffusion-weighted MRI in diffuse axonal injury of the brain.
Eur Radiol., Oct;12(10):2536-41 (2002)
Predicting cerebral ischemic infarct volume with diffusion and perfusion MR imaging.
AJNR Am J Neuroradiol., 23(10):1785-94 (2002)
Assessing tissue viability with MR diffusion and perfusion imaging.
AJNR Am J Neuroradiol., Mar;24(3):436-43 (2003)
Effects of tracer arrival time on flow estimates in MR perfusion-weighted imaging.
Magn Reson Med., Oct;50(4):856-64 (2003)
Glial tumor grading and outcome prediction using dynamic spin-echo MR susceptibility mapping compared with conventional contrast-enhanced MR: confounding effect of elevated rCBV of oligodendrogliomas [corrected].
AJNR Am J Neuroradiol., Feb;25(2):214-21 (2004)
Virtual TeleStroke support for the emergency department evaluation of acute stroke.
Acad Emerg Med., Nov;11(11):1193-7 (2004)
Characterization and evolution of diffusion MR imaging abnormalities in stroke patients undergoing intra-arterial thrombolysis.
AJNR Am J Neuroradiol., 25(6):951-7 (2004)
Diffusion-weighted MR imaging in closed head injury: high correlation with initial glasgow coma scale score and score on modified Rankin scale at discharge.
Radiology., Oct;233(1):58-66 (2004)
Parenchymal abnormalities associated with cerebral venous sinus thrombosis: assessment with diffusion-weighted MR imaging.
AJNR Am J Neuroradiol., 25(10):1666-75 (2004)
A pilot study of normobaric oxygen therapy in acute ischemic stroke.
Stroke., Apr;36(4):797-802 (2005)
Diffusion-weighted imaging discriminates between cytotoxic and vasogenic edema in a patient with eclampsia.
Stroke., May;28(5):1082-5 (1997)
Posterior leukoencephalopathy without severe hypertension: utility of diffusion-weighted MRI.
Neurology., Nov;51(5):1369-76 (1998)
Diffusion-weighted MR imaging: diagnostic accuracy in patients imaged within 6 hours of stroke symptom onset.
Radiology., Jan;210(1):155-62 (1999)
Diffusion-weighted magnetic resonance imaging identifies the "clinically relevant" small-penetrator infarcts.
Arch. Neurol., Jul;57(7):1009-14 (2000)
Normal diffusion-weighted MRI during stroke-like deficits.
Neurology., Jun;52(9):1784-92 (1999)
Diffusion-weighted imaging in neonatal cerebral infarction: clinical utility and follow-up.
J. Child Neurol., Sep;15(9):592-602 (2000)
Diffusion-weighted MR imaging of the brain.
Radiology., Nov;217(2):331-45 (2000)
Diffusion-weighted imaging as a problem-solving tool in the evaluation of patients with acute strokelike syndromes.
Top Magn Reson Imaging., Oct;11(5):300-9 (2000)
Comparison of diameter and perimeter methods for tumor volume calculation.
J. Clin. Oncol., Jan;19(2):551-7 (2001)
Ischemic stroke: effects of etiology and patient age on the time course of the core apparent diffusion coefficient.
Radiology., Oct;221(1):27-34 (2001)
Frequency and clinical context of decreased apparent diffusion coefficient reversal in the human brain.
Radiology., Oct;221(1):43-50 (2001)
Unique linear and nodular MR enhancement pattern in schistosomiasis of the central nervous system: report of three patients.
AJR Am J Roentgenol., Dec;177(6):1471-4 (2001)
CT and conventional and diffusion-weighted MR imaging in acute stroke: study in 691 patients at presentation to the emergency department.
Radiology., Aug;224(2):353-60 (2002)
Infarct volume is a pivotal biomarker after intra-arterial stroke therapy.
Stroke., May;43(5):1323-30 (2012)
Radiol. Clin. North Am., Jan;49(1):1-26 (2011)
Arterial input function placement for accurate CT perfusion map construction in acute stroke.
AJR Am J Roentgenol., May;194(5):1330-6 (2010)
Prevalence of traumatic dural venous sinus thrombosis in high-risk acute blunt head trauma patients evaluated with multidetector CT venography.
Radiology., May;255(2):570-7 (2010)
Practical scoring system for the identification of patients with intracerebral hemorrhage at highest risk of harboring an underlying vascular etiology: the Secondary Intracerebral Hemorrhage Score.
AJNR Am J Neuroradiol., Oct;31(9):1653-60 (2010)
First-pass quantitative CT perfusion identifies thresholds for salvageable penumbra in acute stroke patients treated with intra-arterial therapy.
AJNR Am J Neuroradiol., Jan;27(1):20-5 (2006)
Accuracy of CT angiography for the diagnosis of vascular abnormalities causing intraparenchymal hemorrhage in young patients.
Emerg Radiol., May;16(3):195-201 (2009)
Perfusion magnetic resonance imaging of acute ischemic stroke.
Semin Roentgenol., Jul;37(3):230-6 (2002)
Diffusion tensor imaging as potential biomarker of white matter injury in diffuse axonal injury.
AJNR Am J Neuroradiol., Mar;25(3):370-6 (2004)
Magnetic resonance angiography in acute stroke.
Semin Roentgenol., Jul;37(3):212-8 (2002)
Diffusion magnetic resonance imaging of acute ischemic stroke.
Semin Roentgenol., Jul;37(3):219-29 (2002)
Location-weighted CTP analysis predicts early motor improvement in stroke: a preliminary study.
Neurology., Jun;78(23):1853-9 (2012)
Malignant CTA Collateral Profile Is Highly Specific for Large Admission DWI Infarct Core and Poor Outcome in Acute Stroke.
AJNR Am J Neuroradiol., Aug;33(7):1331-6 (2012)
Frequency of adequate contrast opacification of the major intracranial venous structures with CT angiography in the setting of intracerebral hemorrhage: comparison of 16- and 64-section CT angiography techniques.
AJNR Am J Neuroradiol., May;32(5):839-45 (2011)
Cerebral blood flow thresholds for tissue infarction in patients with acute ischemic stroke treated with intra-arterial revascularization therapy depend on timing of reperfusion.
AJNR Am J Neuroradiol., May;32(5):846-51 (2011)
Magnetic resonance imaging of cerebral hemorrhagic stroke.
Top Magn Reson Imaging., Oct;11(5):288-99 (2000)
Acute confusion and mutism as a presentation of thalamic strokes secondary to deep cerebral venous thrombosis.
J. Child Neurol., Jun;13(6):300-3 (1998)
Spinal dural enhancement on magnetic resonance imaging associated with spontaneous intracranial hypotension. Report of three cases and review of the literature.
J. Neurosurg., May;88(5):912-8 (1998)
Assessment of cerebral perfusion and arterial anatomy in hyperacute stroke with three-dimensional functional CT: early clinical results.
AJNR Am J Neuroradiol., Jan;19(1):29-37 (1998)
AJR Am J Roentgenol., May;168(5):1322 (1997)
Imaging of cerebral metastases.
Neurosurg. Clin. N. Am., Jul;7(3):393-423 (1996)