CTA Spot Sign Predicts Hematoma Expansion in Patients with Delayed Presentation After Intracerebral Hemorrhage
Brouwers HB, Falcone GJ, McNamara KA, Ayres AM, Oleinik A, Schwab K, Romero JM, Viswanathan A, Greenberg SM, Rosand J, Goldstein JN. CTA Spot Sign Predicts Hematoma Expansion in Patients with Delayed Presentation After Intracerebral Hemorrhage. Neurocritical Care 2012, 17: 421-428. PMID: 22878870, PMCID: PMC3707619, DOI: 10.1007/s12028-012-9765-2.Peer-Reviewed Original ResearchConceptsHematoma expansionSymptom onsetSpot signUnknown onset timeCTA spot signIntracerebral hemorrhageCT angiography spot signHematoma expansion ratesUnknown symptom onsetOnset timeAcute intracerebral hemorrhageMajority of patientsSymptom onset timeBackgroundHematoma expansionDelayed PresentationFollowup CTConsecutive patientsInitial CTClinical trialsNovel therapiesPatientsHemorrhageExperienced readersOnsetSigns