Pituitary & hypothalamus

Impact of nasal septal deviation on surgical outcomes in endoscopic transsphenoidal surgery: a population-based study

PituitaryPublished Retrospective cohort study

Authors' conclusion

These findings indicate that patients with NSD undertaking ETA for PAs had higher risks of postoperative complications, including postoperative CSF leakage, DI, desmopressin use, hypopituitarism, and steroid use.

Study context

Population
Patients undergoing endoscopic transsphenoidal surgery for pituitary adenomas (PA); mean age 53.1 ± 15.8 (nasal septal deviation (NSD)) and 53.0 ± 16.0 years (non-NSD)initial cohort
Participants
9,896 patients
Exposure
NSD vs non-NSD in ETA for PA
  • NSDn = 2,002
  • non-NSDn = 2,002reference
Outcome
Perioperative complications and postoperative endocrinological functions
Methodological detailspropensity-score matched, TriNetX database
  • Propensity-score matched
  • TriNetX database

Main finding

As reported in the abstract

Each group vs non-NSDEstimate (95% CI)P value
NSD
OR, postoperative CSF leakage 2.04(1.63–2.54)
P < 0.001
NSD
OR, postoperative diabetes insipidus 1.36(1.18–1.57)
P < 0.001
NSD
OR, desmopressin use 1.26(1.06–1.51)
P = 0.009
NSD
OR, hypopituitarism 1.63(1.40–1.89)
P < 0.001
NSD
OR, steroid use 1.43(1.25–1.62)
P < 0.001

Observational data: associations, not effects.

Further findings

Sensitivity analyses confirmed consistent results across different matching models

Original publication

Impact of nasal septal deviation on surgical outcomes in endoscopic transsphenoidal surgery: a population-based study. Pituitary. Published 17 May 2025. doi:10.1007/s11102-025-01531-2

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