Ulf Johnson

A randomized trial comparing percutaneous endoscopic gastrostomy (PEG) and radiologically inserted percutaneous gastrostomy (RIG)

Sundbom, Magnus; Cabrera, Eladio; Nyman, Rickard; Ebeling Barbier, Charlotte et al.

Part of Scandinavian Journal of Surgery, p. 69-76, 2023

• DOI for A randomized trial comparing percutaneous endoscopic gastrostomy (PEG) and radiologically inserted percutaneous gastrostomy (RIG)
• Download full text (pdf) of A randomized trial comparing percutaneous endoscopic gastrostomy (PEG) and radiologically inserted percutaneous gastrostomy (RIG)

Peritumoral portal enhancement during transarterial chemoembolization: a potential prognostic factor for patients with hepatocellular carcinoma.

Sennefelt Nyman, Sofi; Dimopoulou, Angeliki; Johnson, Ulf; Rorsman, Fredrik et al.

Part of Acta Radiologica, p. 1323-1331, 2022

• DOI for Peritumoral portal enhancement during transarterial chemoembolization: a potential prognostic factor for patients with hepatocellular carcinoma.
• Download full text (pdf) of Peritumoral portal enhancement during transarterial chemoembolization: a potential prognostic factor for patients with hepatocellular carcinoma.

Study protocol for locoregional precision treatment of hepatocellular carcinoma with transarterial chemoembolisation (TACTida), a clinical study: idarubicin dose selection, tissue response and survival

Sennefelt Nyman, Sofi; Ahlström, Håkan; Dimopoulou, Angeliki; Dahlgren, David et al.

Part of BMJ Open, 2022

• DOI for Study protocol for locoregional precision treatment of hepatocellular carcinoma with transarterial chemoembolisation (TACTida), a clinical study: idarubicin dose selection, tissue response and survival
• Download full text (pdf) of Study protocol for locoregional precision treatment of hepatocellular carcinoma with transarterial chemoembolisation (TACTida), a clinical study: idarubicin dose selection, tissue response and survival

Invasive Blood Flow Measurement in Transjugular Intrahepatic Portosystemic Shunts Using the Thermodilution Technique

Johnson, Ulf; Ebeling Barbier, Charlotte

Part of Journal of Vascular and Interventional Radiology, p. 1004-1006, 2022

• DOI for Invasive Blood Flow Measurement in Transjugular Intrahepatic Portosystemic Shunts Using the Thermodilution Technique

Hemodynamic Disturbances in the Early Phase After Subarachnoid Hemorrhage: Regional Cerebral Blood Flow Studied by Bedside Xenon-enhanced CT.

Engquist, Henrik; Lewén, Anders; Howells, Tim; Johnson, Ulf et al.

Part of Journal of Neurosurgical Anesthesiology, p. 49-58, 2018

• DOI for Hemodynamic Disturbances in the Early Phase After Subarachnoid Hemorrhage: Regional Cerebral Blood Flow Studied by Bedside Xenon-enhanced CT.

A randomized trial comparing percutaneous endoscopic gastrostomy (PEG) and radiologically inserted percutaneous gastrostomy (RIG)

Sundbom, Magnus; Cabrera, Eladio; Nyman, Rickard; Ebeling Barbier, Charlotte et al.

Part of Scandinavian Journal of Surgery, p. 69-76, 2023

• DOI for A randomized trial comparing percutaneous endoscopic gastrostomy (PEG) and radiologically inserted percutaneous gastrostomy (RIG)
• Download full text (pdf) of A randomized trial comparing percutaneous endoscopic gastrostomy (PEG) and radiologically inserted percutaneous gastrostomy (RIG)

Peritumoral portal enhancement during transarterial chemoembolization: a potential prognostic factor for patients with hepatocellular carcinoma.

Sennefelt Nyman, Sofi; Dimopoulou, Angeliki; Johnson, Ulf; Rorsman, Fredrik et al.

Part of Acta Radiologica, p. 1323-1331, 2022

• DOI for Peritumoral portal enhancement during transarterial chemoembolization: a potential prognostic factor for patients with hepatocellular carcinoma.
• Download full text (pdf) of Peritumoral portal enhancement during transarterial chemoembolization: a potential prognostic factor for patients with hepatocellular carcinoma.

Study protocol for locoregional precision treatment of hepatocellular carcinoma with transarterial chemoembolisation (TACTida), a clinical study: idarubicin dose selection, tissue response and survival

Sennefelt Nyman, Sofi; Ahlström, Håkan; Dimopoulou, Angeliki; Dahlgren, David et al.

Part of BMJ Open, 2022

• DOI for Study protocol for locoregional precision treatment of hepatocellular carcinoma with transarterial chemoembolisation (TACTida), a clinical study: idarubicin dose selection, tissue response and survival
• Download full text (pdf) of Study protocol for locoregional precision treatment of hepatocellular carcinoma with transarterial chemoembolisation (TACTida), a clinical study: idarubicin dose selection, tissue response and survival

Invasive Blood Flow Measurement in Transjugular Intrahepatic Portosystemic Shunts Using the Thermodilution Technique

Johnson, Ulf; Ebeling Barbier, Charlotte

Part of Journal of Vascular and Interventional Radiology, p. 1004-1006, 2022

• DOI for Invasive Blood Flow Measurement in Transjugular Intrahepatic Portosystemic Shunts Using the Thermodilution Technique

Hemodynamic Disturbances in the Early Phase After Subarachnoid Hemorrhage: Regional Cerebral Blood Flow Studied by Bedside Xenon-enhanced CT.

Engquist, Henrik; Lewén, Anders; Howells, Tim; Johnson, Ulf et al.

Part of Journal of Neurosurgical Anesthesiology, p. 49-58, 2018

• DOI for Hemodynamic Disturbances in the Early Phase After Subarachnoid Hemorrhage: Regional Cerebral Blood Flow Studied by Bedside Xenon-enhanced CT.

Early low cerebral blood flow and high cerebral lactate: prediction of delayed cerebral ischemia in subarachnoid hemorrhage

Rostami, Elham; Engquist, Henrik; Howells, Timothy; Johnson, Ulf et al.

Part of Journal of Neurosurgery, p. 1762-1770, 2018

• DOI for Early low cerebral blood flow and high cerebral lactate: prediction of delayed cerebral ischemia in subarachnoid hemorrhage

Increased risk of critical CBF levels in SAH patients with actual CPP below calculated optimal CPP

Johnson, Ulf; Engquist, Henrik; Lewén, Anders; Howells, Tim et al.

Part of Acta Neurochirurgica, p. 1065-1071, 2017

• DOI for Increased risk of critical CBF levels in SAH patients with actual CPP below calculated optimal CPP
• Download full text (pdf) of Increased risk of critical CBF levels in SAH patients with actual CPP below calculated optimal CPP

The effects of ventricular drainage on the intracranial pressure signal and the pressure reactivity index

Howells, Tim; Johnson, Ulf; McKelvey, Tomas; Ronne-Engström, Elisabeth et al.

Part of Journal of clinical monitoring and computing, p. 469-478, 2017

• DOI for The effects of ventricular drainage on the intracranial pressure signal and the pressure reactivity index

Bedside Xenon-CT Shows Lower CBF in SAH Patients with Impaired CBF Pressure Autoregulation as Defined by Pressure Reactivity Index (PRx)

Johnson, Ulf; Engquist, Henrik; Howells, Tim; Nilsson, Pelle et al.

Part of Neurocritical Care, p. 47-55, 2016

• DOI for Bedside Xenon-CT Shows Lower CBF in SAH Patients with Impaired CBF Pressure Autoregulation as Defined by Pressure Reactivity Index (PRx)

An optimal frequency range for assessing the pressure reactivity index in patients with traumatic brain injury

Howells, Tim; Johnson, Ulf; McKelvey, Tomas; Enblad, Per

Part of Journal of clinical monitoring and computing, p. 97-105, 2015

• DOI for An optimal frequency range for assessing the pressure reactivity index in patients with traumatic brain injury

Monitoring of Cerebral Blood Flow and Metabolism Bedside in Patients with Subarachnoid Hemorrhage - A Xenon-CT and Microdialysis Study

Rostami, Elham; Engquist, Henrik; Johnson, Ulf; Howells, Timothy et al.

Part of Frontiers in Neurology, 2014

• DOI for Monitoring of Cerebral Blood Flow and Metabolism Bedside in Patients with Subarachnoid Hemorrhage - A Xenon-CT and Microdialysis Study
• Download full text (pdf) of Monitoring of Cerebral Blood Flow and Metabolism Bedside in Patients with Subarachnoid Hemorrhage - A Xenon-CT and Microdialysis Study

Should the Neurointensive Care Management of Traumatic Brain Injury Patients be Individualized According to Autoregulation Status and Injury Subtype?

Johnson, Ulf; Lewen, Anders; Ronne-Engström, Elisabeth; Howells, Tim et al.

Part of Neurocritical Care, p. 259-265, 2014

• DOI for Should the Neurointensive Care Management of Traumatic Brain Injury Patients be Individualized According to Autoregulation Status and Injury Subtype?

Favorable Outcome in Traumatic Brain Injury Patients With Impaired Cerebral Pressure Autoregulation When Treated at Low Cerebral Perfusion Pressure Levels

Johnson, Ulf; Nilsson, Pelle; Ronne-Engström, Elisabeth; Howells, Tim et al.

Part of Neurosurgery, p. 714-721, 2011

• DOI for Favorable Outcome in Traumatic Brain Injury Patients With Impaired Cerebral Pressure Autoregulation When Treated at Low Cerebral Perfusion Pressure Levels

Pressure autoregulation of cerebral blood flow in traumatic brain injury and aneurysmal subarachnoid hemorrhage

Johnson, Ulf

2016

• Download full text (pdf) of Pressure autoregulation of cerebral blood flow in traumatic brain injury and aneurysmal subarachnoid hemorrhage