{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,1,21]],"date-time":"2026-01-21T22:47:40Z","timestamp":1769035660627,"version":"3.49.0"},"reference-count":21,"publisher":"Walter de Gruyter GmbH","issue":"1","license":[{"start":{"date-parts":[[2019,1,1]],"date-time":"2019-01-01T00:00:00Z","timestamp":1546300800000},"content-version":"unspecified","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by-nc-nd\/4.0"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":[],"published-print":{"date-parts":[[2019,11,29]]},"abstract":"<jats:title>Abstract<\/jats:title>\n                  <jats:sec id=\"j_med-2019-0107_s_006\">\n                    <jats:title>Background<\/jats:title>\n                    <jats:p>In patients with non-communicating hydrocephalus impairment of cerebral compliance can occur pre- but also intraoperatively.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec id=\"j_med-2019-0107_s_007\">\n                    <jats:title>Methodology<\/jats:title>\n                    <jats:p>In such patients (n = 6) undergoing endoscopic third ventriculostomy (ETV), the present study aimed to investigate the effect of ETCO2 (e.g 40 mmHg and 60 mmHg) and positive end-expiratory pressure (PEEP) (e.g. 6 cm and 12 cm H2O) on intraventricular pressure (IVP).<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec id=\"j_med-2019-0107_s_008\">\n                    <jats:title>Findings<\/jats:title>\n                    <jats:p>Before but not after ETV, hypercapnia in contrast to PEEP increased IVP<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec id=\"j_med-2019-0107_s_009\">\n                    <jats:title>(before ETV<\/jats:title>\n                    <jats:p>(PEEP-6\/ ETCO2-40: 2.6 \u00b1 2.4 mmHg) vs. (PEEP-6\/ ETCO2-60: 12 \u00b1 6.4 mmHg*); (PEEP-12\/ ETCO2-40: 4.2 \u00b1 4.1 mmHg) vs. (PEEP-12\/ ETCO2-60: 13.7 \u00b1 7.6 mmHg*), * significant, P \u2264 0.05;<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec id=\"j_med-2019-0107_s_010\">\n                    <jats:title>after ETV<\/jats:title>\n                    <jats:p>(PEEP-6\/ ETCO2-40: 2.0 \u00b1 1.2 mmHg) vs. (PEEP-6\/ ETCO2-60: 4.4 \u00b1 3.1 mmHg); (PEEP-12\/ ETCO2-40: 1.6 \u00b1 1.3 mmHg) vs. (PEEP-12\/ ETCO2-60: 6.6 \u00b1 2.6 mmHg), * significant, P \u2264 0.05).<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec id=\"j_med-2019-0107_s_011\">\n                    <jats:title>Conclusion<\/jats:title>\n                    <jats:p>Patients with non-communicating hydrocephalus showed that hypercapnia but not PEEP increases significantly IVP before but not after ETV.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1515\/med-2019-0107","type":"journal-article","created":{"date-parts":[[2019,12,5]],"date-time":"2019-12-05T04:08:07Z","timestamp":1575518887000},"page":"909-912","source":"Crossref","is-referenced-by-count":0,"title":["Intraventricular pressure in non-communicating hydrocephalus patients before endoscopic third ventriculostomy"],"prefix":"10.1515","volume":"14","author":[{"given":"Werner","family":"Tiefenthaler","sequence":"first","affiliation":[{"name":"Department of Anaesthesia, Medalp Sportclinic , Imst , Austria"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Johannes","family":"Burtscher","sequence":"additional","affiliation":[{"name":"Department of Neurosurgery Landesklinikum Wiener , Neustadt , Austria"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Patrizia L.","family":"Moser","sequence":"additional","affiliation":[{"name":"Department of Pathology, Innpath GmbH , Innsbruck , Austria"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Ingo H.","family":"Lorenz","sequence":"additional","affiliation":[{"name":"Department of Anaesthesia and Intensive Care Medicine, Innsbruck Medical University (MUI) , Anichstrasse 35, A-6020 Innsbruck , Austria"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Christian","family":"Kolbitsch","sequence":"additional","affiliation":[{"name":"Department of Anaesthesia and Intensive Care Medicine, Innsbruck Medical University (MUI) , Anichstrasse 35, A-6020 Innsbruck , Austria"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"374","published-online":{"date-parts":[[2019,11,29]]},"reference":[{"key":"2026012107370069251_j_med-2019-0107_ref_001","doi-asserted-by":"crossref","unstructured":"Bongard F., Wu Y., Lee T.S., Klein S., Capnographic monitoring of extubated postoperative patients, J Invest Surg., 1994, 7,259-264","DOI":"10.3109\/08941939409018291"},{"key":"2026012107370069251_j_med-2019-0107_ref_002","doi-asserted-by":"crossref","unstructured":"Campbell F., McLeod M., Bissonnette B., Swartz J., End-tidal carbon dioxide measurement in infants and children during and after general anaesthesia, Can J Anaesth 1994,41,107-110, DOI 10.1007\/BF03009801","DOI":"10.1007\/BF03009801"},{"key":"2026012107370069251_j_med-2019-0107_ref_003","doi-asserted-by":"crossref","unstructured":"Coles J., Minhas P., Fryer T., Smielewski P., Aigbirihio F., Donovan T., et al., Effect of hyperventilation on cerebral blood flow in traumatic head injury: clinical relevance and monitoring correlates, Crit Care Med 2002,30,1950-1959, DOI: 10.1097\/01.CCM.0000026331.91456.9A","DOI":"10.1097\/00003246-200209000-00002"},{"key":"2026012107370069251_j_med-2019-0107_ref_004","doi-asserted-by":"crossref","unstructured":"Georgiadis D., Schwarz S., Baumgartner R., Veltkamp R., Schwab S., Influence of positive end-expiratory pressure on intracranial pressure and cerebral perfusion pressure in patients with acute stroke, Stroke, 2002,32,2088-2092","DOI":"10.1161\/hs0901.095406"},{"key":"2026012107370069251_j_med-2019-0107_ref_005","doi-asserted-by":"crossref","unstructured":"Graf C., Rossi N., Catecholamine response to intracranial hypertension, J Neurosurg 1978,49,862-868, DOI: 10.3171\/ jns.1978.49.6.0862","DOI":"10.3171\/jns.1978.49.6.0862"},{"key":"2026012107370069251_j_med-2019-0107_ref_006","doi-asserted-by":"crossref","unstructured":"Grant J., McLone D., Third ventriculostomy: a review, Surg Neurol 1997,47,210-212","DOI":"10.1016\/S0090-3019(96)00457-0"},{"key":"2026012107370069251_j_med-2019-0107_ref_007","unstructured":"Hirsch J., Hirsch E., Sainte Rose C., Renier D., Pierre-Khan A., Stenosis of the aqueduct of Sylvius. 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