{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,8]],"date-time":"2026-10-08T23:09:48Z","timestamp":1791500988324,"version":"4.3.4"},"reference-count":48,"publisher":"Cambridge University Press (CUP)","issue":"4","license":[{"start":{"date-parts":[[2023,9,6]],"date-time":"2023-09-06T00:00:00Z","timestamp":1693958400000},"content-version":"unspecified","delay-in-days":0,"URL":"https:\/\/www.cambridge.org\/core\/terms"}],"content-domain":{"domain":["cambridge.org"],"crossmark-restriction":true},"short-container-title":["Psychol. Med."],"published-print":{"date-parts":[[2024,3]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec id=\"S0033291723002477_sec_a1\"><jats:title>Background<\/jats:title><jats:p>The neuroanatomical alteration in bipolar II depression (BDII-D) and its associations with inflammation, childhood adversity, and psychiatric symptoms are currently unclear. We hypothesize that neuroanatomical deficits will be related to higher inflammation, greater childhood adversity, and worse psychiatric symptoms in BDII-D.<\/jats:p><\/jats:sec><jats:sec id=\"S0033291723002477_sec_a2\" sec-type=\"methods\"><jats:title>Methods<\/jats:title><jats:p>Voxel- and surface-based morphometry was performed using the CAT toolbox in 150 BDII-D patients and 155 healthy controls (HCs). Partial Pearson correlations followed by multiple comparison correction was used to indicate significant relationships between neuroanatomy and inflammation, childhood adversity, and psychiatric symptoms.<\/jats:p><\/jats:sec><jats:sec id=\"S0033291723002477_sec_a3\" sec-type=\"results\"><jats:title>Results<\/jats:title><jats:p>Compared with HCs, the BDII-D group demonstrated significantly smaller gray matter volumes (GMVs) in frontostriatal and fronto-cerebellar area, insula, rectus, and temporal gyrus, while significantly thinner cortices were found in frontal and temporal areas. In BDII-D, smaller GMV in the right middle frontal gyrus (MFG) was correlated with greater sexual abuse (<jats:italic>r<\/jats:italic>= \u22120.348,<jats:italic>q<\/jats:italic>&lt; 0.001) while larger GMV in the right orbital MFG was correlated with greater physical neglect (<jats:italic>r<\/jats:italic>= 0.254,<jats:italic>q<\/jats:italic>= 0.03). Higher WBC count (<jats:italic>r<\/jats:italic>= \u22120.227,<jats:italic>q<\/jats:italic>= 0.015) and IL-6 levels (<jats:italic>r<\/jats:italic>= \u22120.266,<jats:italic>q<\/jats:italic>= 0.015) was associated with smaller GMVs in fronto-cerebellar area in BDII-D. Greater positive symptoms was correlated with larger GMVs of the left middle temporal pole (<jats:italic>r<\/jats:italic>= 0.245,<jats:italic>q<\/jats:italic>= 0.03).<\/jats:p><\/jats:sec><jats:sec id=\"S0033291723002477_sec_a4\" sec-type=\"conclusions\"><jats:title>Conclusions<\/jats:title><jats:p>Neuroanatomical alterations in frontostriatal and fronto-cerebellar area, insula, rectus, temporal gyrus volumes, and frontal-temporal thickness may reflect a core pathophysiological mechanism of BDII-D, which are related to inflammation, trauma, and psychiatric symptoms in BDII-D.<\/jats:p><\/jats:sec>","DOI":"10.1017\/s0033291723002477","type":"journal-article","created":{"date-parts":[[2023,9,6]],"date-time":"2023-09-06T10:12:22Z","timestamp":1693995142000},"page":"775-784","update-policy":"https:\/\/doi.org\/10.1017\/policypage","source":"Crossref","is-referenced-by-count":16,"title":["Effects of inflammation, childhood adversity, and psychiatric symptoms on brain morphometrical 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