National trends in surgical treatment and clinical outcomes among patients with aneurysmal subarachnoid hemorrhage in the Republic of Korea.

Objective: In this study, changes in treatment methods and patient prognosis were analyzed using a Korean nationwide medical insurance information database.

Methods: Patients with subarachnoid hemorrhage who received surgical treatment for cerebral aneurysm from 2005 to 2020 were included. The specific surgery type was classified using the surgical code and according to whether stents were used.

Shunt-dependent hydrocephalus and shunt failure rate in patients with aneurysmal subarachnoid hemorrhage in Korea.

Objective: Shunt-dependent hydrocephalus is a major complication of aneurysmal subarachnoid hemorrhage (SAH). Despite this, the factors influencing shunt dependency and shunt failure remain unclear. Therefore, the aim of this study was to estimate shunt dependency and failure rates and determine the contributing factors in patients with aneurysmal SAH using the Korean National Health Insurance database over a 13-year period.

Multiple Meningocerebral Metastasis and Extensive Skull Metastasis from Squamous Cell Carcinoma of Esophagus: A Case Report and Review of Literature.

Esophageal carcinoma rarely metastasizes to the brain. Although some studies have mentioned esophageal cancer with solitary brain metastasis or with meningocerebral metastasis or with skull metastasis, multiple meningocerebral metastasis and extensive skull metastasis from squamous cell carcinoma of esophagus has not been reported in the literature. We encountered a case of an extensive osteolytic change of the skull and multiple meningocerebral metastases from esophageal carcinoma.