{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,5,5]],"date-time":"2026-05-05T23:11:55Z","timestamp":1778022715629,"version":"3.51.4"},"reference-count":24,"publisher":"Georg Thieme Verlag KG","issue":"03","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["J Neurol Surg B Skull Base"],"published-print":{"date-parts":[[2026,6]]},"abstract":"<jats:title>Abstract<\/jats:title>\n                  <jats:p>This study aims to assess the safety and efficacy of performing posterior lobe pituitary biopsy in patients with pituitary stalk lesions compared with direct stalk biopsy.<\/jats:p>\n                  <jats:p>We performed a single-institution retrospective review of four patients who underwent endoscopic transsphenoidal surgery of the posterior pituitary lobe for a lesion of the pituitary stalk without clear diagnosis, despite noninvasive workup.<\/jats:p>\n                  <jats:p>Four patients with known pituitary stalk lesions who underwent posterior pituitary biopsy without tumor resection.<\/jats:p>\n                  <jats:p>The main outcomes were postprocedural endocrine function across all axes compared with preoperative function, postprocedural morbidities, and ability to obtain an accurate histologic diagnosis from biopsy.<\/jats:p>\n                  <jats:p>A total of 100% (4\/4) patients were histologically diagnosed based on tissue from transsphenoidal biopsy of the posterior lobe. There was no worsening of preoperative endocrine function. One patient experienced a cerebrospinal fluid leak. There were no other postoperative complications. None of the patients experienced worsening of vision attributable to biopsy.<\/jats:p>\n                  <jats:p>Transsphenoidal posterior lobe biopsy has a low-risk profile and high diagnostic capacity in patients presenting with a lesion of the pituitary stalk of uncertain etiology.<\/jats:p>","DOI":"10.1055\/a-2620-3407","type":"journal-article","created":{"date-parts":[[2025,5,26]],"date-time":"2025-05-26T19:39:39Z","timestamp":1748288379000},"page":"308-313","source":"Crossref","is-referenced-by-count":0,"title":["Pituitary Stalk Lesion Sampling by Transsphenoidal Posterior Lobe Biopsy: A Case Series"],"prefix":"10.1055","volume":"87","author":[{"ORCID":"https:\/\/orcid.org\/0009-0001-2014-6328","authenticated-orcid":false,"given":"Kyly","family":"Hiatt","sequence":"additional","affiliation":[{"name":"Department of Neurological Surgery, University of Washington School of Medicine, Seattle, Washington, United States"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Zachary A.","family":"Abecassis","sequence":"additional","affiliation":[{"name":"Department of Neurological Surgery, University of Washington School of Medicine, Seattle, Washington, United States"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Jessica","family":"Eaton","sequence":"additional","affiliation":[{"name":"Department of Neurological Surgery, University of Washington School of Medicine, Seattle, Washington, United States"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Thomas","family":"Hanks","sequence":"additional","affiliation":[{"name":"Department of Neurological Surgery, University of Washington School of Medicine, Seattle, Washington, United States"},{"name":"School of Medicine, University of Washington, Seattle, Washington, United 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States"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Fatima","family":"El-Ghazali","sequence":"additional","affiliation":[{"name":"Department of Neurological Surgery, University of Washington School of Medicine, Seattle, Washington, United States"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Dominic","family":"Nistal","sequence":"additional","affiliation":[{"name":"Department of Neurological Surgery, University of Washington School of Medicine, Seattle, Washington, United States"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Aria","family":"Jamshidi","sequence":"additional","affiliation":[{"name":"Department of Neurological Surgery, University of Washington School of Medicine, Seattle, Washington, United States"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Kaitlyn","family":"Hartl","sequence":"additional","affiliation":[{"name":"Department of Neurological Surgery, University of Washington School of Medicine, 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