prof. dr. I.E.C. (Iris) Sommer

psychiater

Faculteit Medische Wetenschappen/UMCG

Telefoon:

E-mail:

i.e.c.sommer umcg.nl

Homepage Research Portal

Publicaties

Absolute neutrophil count and adverse drug reaction monitoring during clozapine treatment: consensus guidelines from a global Delphi panel

Clozapine Delphi Expert Panel, Siskind, D., Northwood, K., Pillinger, T., Chan, S., Correll, C. U., Cotes, R., Every-Palmer, S., Hahn, M., Howes, O., Kane, J. M., Kelly, D., Korman, N., Lappin, J., Mena, C., Myles, N. & McCutcheon, R. A., jan-2026, In: The Lancet Psychiatry. 13, 1, blz. 77 - 86 10 blz.

Onderzoeksoutput › peer review

Antipsychotic Medication Preferences: A Large-Scale Survey

Wezenberg, B. N., Bouws, J., Van Der Pluijm, M., De Koning, M. B., Kikkert, M., Blankers, M., Sommer, I. E., Van Dijk, F. A. & De Haan, L., 19-feb-2026, (E-pub ahead of print) In: Pharmacopsychiatry. 9 blz.

Onderzoeksoutput › › peer review

Antipsychotic plasma concentration as predictor of movement disorders and cardiometabolic side-effects:: A comparison with prescription dose

HAMLETT and OPHELIA Consortium, Liu, Y., Sommer, I., Schoretsanitis, G., Hamers, I., Scheurink, T., Begemann, M. J. H., Gangadin, S. S., van Beveren, N. J. M., Koops, S. & Bakker, P. R., apr-2026, In: European Neuropsychopharmacology. 105, 11 blz., 112769.

Onderzoeksoutput › › peer review

Automated Speech-Based Modeling of Item-Level Symptom Severity in Schizophrenia

Ciampelli, S., De Boer, J. N., Koops, S., Troelstra, E., Jebens, A., Marsman, J. B. C., Smit, A. C., Hossein Nikzad, A., Partlan, R., Homan, P., Hinzen, W., Tang, S. X. & Sommer, I. E. C., 25-jun-2026, In: Jama network open. 9, 6, 11 blz., e2620239.

Onderzoeksoutput › › peer review

Beyond the Need for Speed:: D2 Receptor Affinity Predicts Relapse after Antipsychotic Tapering in First Episode Psychosis

Gangadin, S. S., de Beer, F. & Sommer, I. E., mei-2026, In: Schizophrenia Bulletin. 52, 3, 3 blz., sbaf257.

Onderzoeksoutput › › peer review

Citalopram serum concentrations in men and women of pre- and post-menopausal age

Bosch, E. L., de Beer, F., Cath, D. C., Gangadin, S. S., Touw, D. J. & Sommer, I. E. C., 2026, In: Expert Opinion on Drug Metabolism & Toxicology. 22, 6, blz. 465-470 6 blz.

Onderzoeksoutput › › peer review

Clinical Practice Guideline on the Choice of First Antipsychotic Medicine for Females Experiencing a First-Episode of Psychosis

Hynes-Ryan, C., Keating, D., Carolan, A., Brand, B., Dazzan, P., Gaughran, F., Hahn, M., Halstead, S., Harrington, S. M., Hartnett, Y., Kelleher, I., Lyne, J., McNicholas, F., O'Connor, K., Perry, B., Sadowska, E., O'Donoghue, B. & Sommer, I. E., mrt-2026, In: Schizophrenia Bulletin. 52, 2, 17 blz., sbag023.

Onderzoeksoutput › › peer review

Correction: Psychiatrists effect on positive symptom severity and daily functioning during pharmacotherapy for first-episode psychosis patients

HAMLETT OPHELIA Consortium, de Beer, F., Koops, S., Schoevers, R. A., Veling, W., van Beveren, N., de Haan, L., Boonstra, N., Kikkert, M., Begemann, M. J. H., Lokkerbol, J. & Sommer, I., 2026, In: Scientific Reports. 16, 1, 1 blz., 3275.

Onderzoeksoutput

De stem van het brein: hoe taal ons maakt tot wie we zijn

Sommer, I., sep-2026, Uitgeverij Atlas Contact. 224 blz.

Onderzoeksoutput ›

Early Dose Reduction or Discontinuation vs Maintenance Antipsychotics After First Psychotic Episode Remission: A Randomized Clinical Trial

HAMLETT OPHELIA Consortium, Sommer, I. E., de Beer, F., Gangadin, S., de Haan, L., Veling, W., van Beveren, N., Boonstra, N., Rosema, B.-S., van Os, J., Kikkert, M., Koops, S., Noorman, J., Thielen, F., Wijnen, B. & Begemann, M., jan-2026, In: Jama psychiatry. 83, 1, blz. 68-73 6 blz.

Onderzoeksoutput › › peer review