Clinical characteristics and long-term prognosis of talaromycosis in children with novel and reported inborn errors of immunity - Summary - MDSpire

Clinical characteristics and long-term prognosis of talaromycosis in children with novel and reported inborn errors of immunity

  • By

  • Qian Lu

  • Xianghui Li

  • Zhiwen Jiang

  • Tiantian Li

  • Bingkun Li

  • Lan Huang

  • Qihua Huang

  • Dongmei Hu

  • Chunying Lv

  • Guoqun Liu

  • Jialing Zhong

  • Jingjing Lin

  • Liuwei Liao

  • Qianfeng Qin

  • Sha Qin

  • Haotian Shao

  • Zhiyi Wang

  • Xiuying Li

  • Li Jiang

  • Xinyu Zhang

  • Lili Wei

  • Jiarong Liang

  • Dongyan Zheng

  • Shuangjie Wang

  • Weixuan Wu

  • Kaisu Pan

  • Yanqing Zheng

  • Yanning Li

  • Qing Tang

  • Min Jiang

  • Wanqing Liao

  • Cunwei Cao

  • May 13, 2026

  • 0 min

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Objective:

To assess the clinical features and long-term outcomes of talaromycosis in pediatric patients with inborn errors of immunity through a 13-year cohort investigation, focusing on the implications for treatment and management.

Key Findings:
  • Children represented 7% of the 329 individuals with talaromycosis who were not HIV positive.
  • All 18 children diagnosed had inborn errors of immunity (IEI), including five novel genetic anomalies (IL7R, LYST, PLCG2, DOCK8, KRAS deficiency) and five known anomalies (STAT1-GOF, IL2RG, CD40L, STAT3-LOF, CARD9 deficiency).
  • Half of the children experienced severe complications, such as sepsis or septic shock.
  • The median duration of antifungal therapy was 16 months.
  • Three patients died within two weeks of treatment initiation, and three more within 24 weeks.
  • Four children achieved long-term relapse-free survival without antifungal intervention.
Interpretation:

Talaromycosis serves as a critical warning signal for IEI in non-HIV-infected children, highlighting the urgent need for prolonged antifungal and immunostimulatory therapy.

Limitations:
  • The study is retrospective and may have selection bias.
  • Limited sample size of pediatric patients with talaromycosis may affect the generalizability of findings.
Conclusion:

Talaromycosis poses significant treatment challenges in children with IEI, necessitating extended antifungal therapy and indicating potential benefits from HSCT.

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