This study tested two techniques for numbing a nerve cluster behind the nose during pituitary gland surgery. 60 adults having this surgery were randomly assigned to receive either an ultrasound-guided injection through the cheek or a spray through the nose. The goal was to see wh…
Phase: NA • Sponsor: Donia Hany Saad • Aim: Symptom relief
Last updated May 05, 2026 11:56 UTC