Nikolaos D. Ptohis

154 Mesogion Av, 527
Athens, ESYE31, Greece

Last Updated: 09/26/2026

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Found 16 publications

Preoperative Angioembolization of Pediatric Solid Tumors: Does It Facilitate the Surgeon's Task?

Preoperative Angioembolization of Pediatric Solid Tumors: Does It Facilitate the Surgeon's Task?

Journal: Maedica

Published: August 12, 2025

Development of a novel prognostic score for 1-year survival in immunotherapy-treated patients with unresectable HCC: the ALIVE-IO score.

Development of a novel prognostic score for 1-year survival in immunotherapy-treated patients with unresectable HCC: the ALIVE-IO score.

Journal: Frontiers in immunology

Published: June 16, 2025

Impact of neutrophil-to-lymphocyte ratio on survival outcomes among cirrhotic and non-cirrhotic patients with advanced hepatocellular carcinoma under atezolizumab-bevacizumab combination therapy.

Impact of neutrophil-to-lymphocyte ratio on survival outcomes among cirrhotic and non-cirrhotic patients with advanced hepatocellular carcinoma under atezolizumab-bevacizumab combination therapy.

Journal: Annals of gastroenterology

Published: February 24, 2025

Simultaneous Hepatic Artery and Portal Vein Thrombosis After Kasai Portoenterostomy: A Rare but Life-Threatening Complication.

Simultaneous Hepatic Artery and Portal Vein Thrombosis After Kasai Portoenterostomy: A Rare but Life-Threatening Complication.

Journal: Cureus

Published: February 11, 2025

Efficacy of atezolizumab-bevacizumab combination therapy early after recurrence of hepatocellular carcinoma following resection or ablation with a curative intent.

Efficacy of atezolizumab-bevacizumab combination therapy early after recurrence of hepatocellular carcinoma following resection or ablation with a curative intent.

Journal: Annals of gastroenterology

Published: May 22, 2024

Malignant Superior Vena Cava Syndrome: State of the Art.

Malignant Superior Vena Cava Syndrome: State of the Art.

Journal: Cureus

Published: January 04, 2022

First Clinical Results of the Merit WRAPSODY™ Cell-Impermeable Endoprosthesis for Treatment of Access Circuit Stenosis in Haemodialysis Patients.

First Clinical Results of the Merit WRAPSODY™ Cell-Impermeable Endoprosthesis for Treatment of Access Circuit Stenosis in Haemodialysis Patients.

Journal: Cardiovascular and interventional radiology

Published: October 26, 2021

First Clinical Results of the Merit WRAPSODY™ Cell-Impermeable Endoprosthesis for Treatment of Access Circuit Stenosis in Haemodialysis Patients.

First Clinical Results of the Merit WRAPSODY™ Cell-Impermeable Endoprosthesis for Treatment of Access Circuit Stenosis in Haemodialysis Patients.

Journal: Cardiovascular and interventional radiology

Published: August 02, 2021

Primary adenocarcinoma of the esophagogastric junction, combined with an obscure hepatoid adenocarcinoma component, as discovered after the development of a metachronous liver metastasis.

Primary adenocarcinoma of the esophagogastric junction, combined with an obscure hepatoid adenocarcinoma component, as discovered after the development of a metachronous liver metastasis.

Journal: Hippokratia

Published: July 09, 2021

Hybrid angioplasty-catheter placement procedure performed in a hemodialysis patient with central venous obstruction disease. Presentation of a case.

Hybrid angioplasty-catheter placement procedure performed in a hemodialysis patient with central venous obstruction disease. Presentation of a case.

Journal: The journal of vascular access

Published: December 22, 2020

A Technical Report on the Performance of Percutaneous Cryoneurolysis of Splanchnic Nerves for the Treatment of Refractory Abdominal Pain in Patients with Pancreatic Cancer: Initial Experience.

A Technical Report on the Performance of Percutaneous Cryoneurolysis of Splanchnic Nerves for the Treatment of Refractory Abdominal Pain in Patients with Pancreatic Cancer: Initial Experience.

Journal: Cardiovascular and interventional radiology

Published: October 10, 2020

Contemporary Role of Embolization of Solid Organ and Pelvic Injuries in Polytrauma Patients.

Contemporary Role of Embolization of Solid Organ and Pelvic Injuries in Polytrauma Patients.

Journal: Frontiers in surgery

Published: May 07, 2017

Showing 1-12 of 16

Last Updated: 09/26/2026