Search Results - "RAGHAVAN, Madhavan L"

Aneurysm Morphology and Prediction of Rupture: An International Study of Unruptured Intracranial Aneurysms Analysis by Mocco, J, Brown, Robert D, Torner, James C, Capuano, Ana W, Fargen, Kyle M, Raghavan, Madhavan L, Piepgras, David G, Meissner, Irene, III, John Huston

“…Abstract BACKGROUND There are conflicting data between natural history studies suggesting a very low risk of rupture for small, unruptured intracranial…”
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Semiautomated 3D mapping of aneurysmal wall enhancement with 7T-MRI by Raghuram, Ashrita, Varon, Alberto, Roa, Jorge A., Ishii, Daizo, Lu, Yongjun, Raghavan, Madhavan L., Wu, Chaorong, Magnotta, Vincent A., Hasan, David M., Koscik, Timothy R., Samaniego, Edgar A.

“…Aneurysm wall enhancement (AWE) after the administration of contrast gadolinium is a potential biomarker of unstable intracranial aneurysms. While most studies…”
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Quantified aneurysm shape and rupture risk by RAGHAVAN, Madhavan L, MA, Baoshun, HARBAUGH, Robert E

“…The authors investigated whether quantified shape or size indices could better discriminate between ruptured and unruptured aneurysms. Several custom…”
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Inverse elastostatic stress analysis in pre-deformed biological structures: Demonstration using abdominal aortic aneurysms by Lu, Jia, Zhou, Xianlian, Raghavan, Madhavan L

“…Abstract In stress analysis of membrane-like biological structures, the geometry constructed from in vivo image, which often corresponds to a deformed state,…”
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Histologic, histochemical, and biomechanical properties of fragments isolated from the anterior wall of abdominal aortic aneurysms by Tavares Monteiro, José Augusto, MD, PhD, da Silva, Erasmo Simão, PhD, Raghavan, Madhavan L., PhD, Puech-Leão, Pedro, PhD, de Lourdes Higuchi, Maria, PhD, Otoch, José Pinhata, PhD

“…Objective To analyze biomechanical, histologic, and histochemical properties of anterior fragments of abdominal aortic aneurysms (AAA) and to correlate them…”
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Regional distribution of wall thickness and failure properties of human abdominal aortic aneurysm by Raghavan, Madhavan L., Kratzberg, Jarin, Castro de Tolosa, Erasmo Magalhães, Hanaoka, Mauro M., Walker, Patricia, da Silva, Erasmo Simão

“…The regional distribution of wall thickness and failure properties in human abdominal aortic aneurysm (AAA) was explored. Three unruptured and one ruptured AAA…”
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Biomechanical failure properties and microstructural content of ruptured and unruptured abdominal aortic aneurysms by Raghavan, Madhavan L, Hanaoka, Mauro M, Kratzberg, Jarin A, Higuchi, Maria de Lourdes, da Silva, Erasmo Simao

“…Abstract Purpose To test the hypothesis that ruptured abdominal aortic aneurysms (AAA) are globally weaker than unruptured ones. Methods Four ruptured and…”
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Assessment of image-derived risk factors for natural course of unruptured cerebral aneurysms by Ramachandran, Manasi, Retarekar, Rohini, Raghavan, Madhavan L, Berkowitz, Benjamin, Dickerhoff, Benjamin, Correa, Tatiana, Lin, Steve, Johnson, Kevin, Hasan, David, Ogilvy, Christopher, Rosenwasser, Robert, Torner, James, Bogason, Einar, Stapleton, Christopher J, Harbaugh, Robert E

“…The goal of this prospective longitudinal study was to test whether image-derived metrics can differentiate unruptured aneurysms that will become unstable…”
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Iron nanoparticle contrast enhanced microwave imaging for emergent stroke: A pilot study by Hudson, Joseph S., Chung, Timothy K., Prout, Benjamin S., Nagahama, Yasunori, Raghavan, Madhavan L., Hasan, David M.

“…•A novel contrast enhanced microwave imaging device is described.•Microwave signal attenuation occurs after Iron oxide nanoparticles are administered.•An…”
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Comparison of the association of sac growth and coil compaction with recurrence in coil embolized cerebral aneurysms by Hoppe, Anna L, Raghavan, Madhavan L, Hasan, David M

“…In recurrent cerebral aneurysms treated by coil embolization, coil compaction is regarded as the presumptive mechanism. We test the hypothesis that aneurysm…”
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Morphological Characteristics of Ruptured Brain Aneurysms: A Systematic Literature Review and Meta‐Analysis by Sanchez, Sebastian, Hickerson, Meredith, Patel, Rishi R., Ghazaleh, Dana, Tarchand, Ranita, Paranjape, Geeta S., Pope, Holly, Ortega‐Gutierrez, Santiago, Pederson, John M., Hasan, David, Raghavan, Madhavan L., Samaniego, Edgar A.

“…BackgroundIt is unclear what morphological features of brain aneurysms are better at predicting risk of rupture. We conducted a meta‐analysis to analyze the…”
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Cerebral Aneurysm Sac Growth as the Etiology of Recurrence After Successful Coil Embolization by HASAN, David M, NADAREYSHVILI, Alexander I, HOPPE, Anna L, MAHANEY, Kelly B, KUNG, David K, RAGHAVAN, Madhavan L

“…Coil compaction is thought to be the main mechanism for recurrence in cerebral aneurysms with previously successful coil embolization. We hypothesize that sac…”
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Three-dimensional geometrical characterization of cerebral aneurysms by Ma, Baoshun, Harbaugh, Robert E, Raghavan, Madhavan L

“…The risk of rupture of cerebral aneurysms has been correlated with the size of the aneurysm sac. It is conceivable that geometrical shape, not just size may…”
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Role of aortic stent graft oversizing and barb characteristics on folding by Lin, Kathleen K., BS, Kratzberg, Jarin A., PhD, Raghavan, Madhavan L., PhD

“…Objective To evaluate folding in infrarenal stent grafts in relation to oversizing, barb angle, and barb length using computed tomography images of stent…”
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Stratification of a population of intracranial aneurysms using blood flow metrics by Retarekar, Rohini, Ramachandran, Manasi, Berkowitz, Benjamin, Harbaugh, Robert E., Hasan, David, Rosenwasser, Robert H., Ogilvy, Christopher S., Raghavan, Madhavan L.

“…Indices of the intra-aneurysm hemodynamic environment have been proposed as potentially indicative of their longitudinal outcome. To be useful, the indices…”
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Role of graft oversizing in the fixation strength of barbed endovascular grafts by Kratzberg, Jarin A., PhD, Golzarian, Jafar, MD, Raghavan, Madhavan L., PhD

“…Purpose The role of endovascular graft oversizing on risk of distal graft migration following endovascular aneurysm repair for abdominal aortic aneurysm is…”
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Role of lung lobar sliding on parenchymal distortion during breathing by Galloy, Adam E, Reinhardt, Joseph M, Raghavan, Madhavan L

“…Sliding between lung lobes along lobar fissures is a poorly understood aspect of lung mechanics. The objective of this study was to test the hypothesis that…”
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Methodology for Estimation of Annual Risk of Rupture for Abdominal Aortic Aneurysm by Polzer, Stanislav, Kracík, Jan, Novotný, Tomáš, Kubíček, Luboš, Staffa, Robert, Raghavan, Madhavan L.

“…•Methodology for computing annual risk of rupture of aortic aneurysm is presented.•Combination of finite element analysis and Bayesian statistics is…”
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A Shell-Based Inverse Approach of Stress Analysis in Intracranial Aneurysms by Lu, Jia, Hu, Shouhua, Raghavan, Madhavan L.

“…Predicting pressure induced wall stress in intracranial aneurysms continues to be of interest for aneurysm safety assessment. In quasi-static analysis, there…”
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Risk factors for hemolysis with centrifugal pumps in pediatric extracorporeal membrane oxygenation: Is pump replacement an answer? by Chu, Jian H, Sarathy, Srivats, Ramesh, Sonali, Rudolph, Kristina, Raghavan, Madhavan L, Badheka, Aditya

“…Introduction Hemolysis during pediatric extracorporeal membrane oxygenation (ECMO) is associated with increased risk for renal failure and mortality…”
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