Evidence map›Paper›PMID 41276639›Full record

ArticleAbdominal radiology (New York)2026

Could CT spleen volumetry be a novel biomarker for predicting renal graft function?

Eren Çamur, Esin Ölçücüoğlu, Yasin Celal Güneş, Turay Cesur, Utku Eren Özkaya, Sadettin Emre Eroğlu, Hilal Yalçınkaya, Rıza Sarper Ökten, Erkan Ölçücüoğlu

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Article in Abdominal radiology (New York), 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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5 · Who and what money

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9 authors.

Eren ÇamurDepartment of Radiology, Ministry of Health Ankara 29 Mayis State Hospital, Ankara, Turkey. eren.camur@outlook.com.
Esin ÖlçücüoğluDepartment of Radiology, Ankara Bilkent City Hospital, Ankara, Turkey.
Yasin Celal GüneşDepartment of Radiology, TC Saglik Bakanligi Kirikkale Yuksek Ihtisas Hastanesi, Kırıkkale, Turkey.
Turay CesurDepartment of Radiology, Ankara Mamak State Hospital, Ankara, Turkey.
Utku Eren ÖzkayaDepartment of Radiology, Bakırçay University Çiğli Training ve Research Hospitalt, İzmir, Turkey.
Sadettin Emre EroğluDepartment of Radiology, Ankara Bilkent City Hospital, Ankara, Turkey.
Hilal YalçınkayaDepartment of Radiology, Ankara Bilkent City Hospital, Ankara, Turkey.
Rıza Sarper ÖktenDepartment of Radiology, Ankara Bilkent City Hospital, Ankara, Turkey.
Erkan ÖlçücüoğluDepartment of Urology, Ankara Bilkent City Hospital, Ankara, Turkey.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeTo investigate whether spleen volume and its changes on imaging could serve as novel, noninvasive biomarker and predictor of renal graft function within the first post-transplant year, and to compare their prognostic performance with conventional imaging parameters such as the renal artery resistive index (RI) for predicting graft function decline. MATERIAL AND

methodThis retrospective study included 76 renal transplant recipients who had preoperative and 6-month postoperative non-contrast abdominal CT and renal Doppler ultrasonography. Spleen and graft volumes were measured volumetrically on CT, while RI was recorded at 1 and 6 months postoperatively. Changes in RI and spleen/graft volumes were calculated. Glomerular filtration rate at months 1 and 12 was used to determine graft function decline, defined as a ≥ 10 mL/min/1.73 m² GFR decrease. Associations between these parameters were analyzed using non-parametric statistics.

resultsPatients with graft function decline exhibited higher preoperative (p = 0.020) and 6-month RI (p = 0.030) values and greater RI changes (p = 0.010). Also, these patients had smaller preoperative spleen volumes (p = 0.021). Patients with decreasing follow-up spleen volume at months 6 had poorer graft function at months 12 (p = 0.004). Graft volume and its change showed no significant association with graft function.

conclusionSpleen volume changes could reflect heightened systemic immune activation and limited immunologic reserve for renal transplant patients. This highlights the underrecognized bridging radiologic and immunologic role of the spleen as imaging biomarker into post-transplant immunodynamics. Routine CT spleen volumetry could offer a novel, easily accessible predictor of renal allograft function decline within first year-redefining the role of spleen in immune monitoring after renal transplantation.

Indexed as

Kidney TransplantationSpleenTomography, X-Ray ComputedAdultAgedBiomarkersFemaleGlomerular Filtration RateHumansKidneyMaleMiddle AgedOrgan SizePredictive Value of TestsPrognosisRetrospective StudiesBiomarkersFunctionKidneyResistive indexSpleenTransplantationVolume

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the Socratic graph.