Hannover, Germany Clinical Trials

A Study of Trastuzumab DeRuxtecan for Patients With Advanced HER2-pOsitive GaStric or GastroesoPhageal Junction AdEnocarcinoma Who Have Received a PrIor Trastuzumab-based Regimen Accompanied by a Disease RegistrY of Patients Treated With Conventional Therapies (PROSPERITY)

Trastuzumab deruxtecan (T-DXD) as monotherapy is indicated for the treatment of adult patients with advanced HER2-positive advanced gastric or gastroesophageal junction (GEJ) adenocarcinoma who have received a prior trastuzumab-based regimen. This study will assess the effectiveness of T-DXd, patient demographic and clinical characteristics, and treatment patterns in patients with advanced …

Retrospective Analysis of Speech Performance Using the HiRes Ultra and HiRes Ultra 3D Cochlear Implant

This is a retrospective study designed to collect speech perception results for HiRes Ultra CI and HiRes Ultra 3D CI users as measured in the clinical routine and to confirm the performance of these devices.

Retrospective Analysis of Long-term Speech Performance in Cochlear Implant Recipients Using Electro-acoustic Stimulation

This is a retrospective study designed to collect long-term speech perception results for cochlear implants recipients using electro-acoustic-stimulation as measured in the clinical routine and to confirm the performance of sound processors associated with acoustic earhooks.

B Bastian Engel, MD

PredIcting sterOid depeNdEnt livEr injuRy With Polyreactive Immunoglobulin G

The investigators identified polyreactive immunoglobulin G (pIgG) in adults (published in Hepatology: https://doi.org/10.1002/hep.32134) and children (in preparation). Quantification of these pIgG using a "home-made" ELISA facilitates the diagnosis of autoimmune hepatitis (AIH) as compared to non-AIH liver diseases and healthy controls. Positivity for pIgG was independent from ANA/SMA positivity and …