Hyperacute Progression of Sinonasal NUT Carcinoma After Pembrolizumab-Based Treatment: A Case Report.

Ye, Zhuomiao; Yang, Dan; Xie, Fei; Zhang, Minghui; Gao, Cailiang; Xie, Yunjin; Li, Xin; Yin, Mingzhu · Laryngoscope · 2026

case_report · Level V

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Abstract

This case report describes hyperacute destructive progression of sinonasal NUT carcinoma with new osseous metastasis shortly after pembrolizumab-based immunochemotherapy. The clinical course highlights the importance of early NUT testing, proactive systemic surveillance, cautious interpretation of immunotherapy response, and timely consideration of BET inhibition or clinical trial referral.