2.1 | Patients and ethics
The data of seven patients with XHIGM admitted to Guangzhou Women and
Children’s Medical Center between January 2010 and January 2021 were
retrospectively analyzed. Clinical data including demographic
characteristics (age and gender), clinical symptoms and signs,
laboratory data, microbiological findings, imaging examinations,
complications, treatments, and outcomes were collected and analyzed.
The study was conducted in accordance with the Declaration of Helsinki,
and the protocol was approved by the Ethics Committee of Guangzhou Women
and Children’s Medical Center of Guangzhou Medical University (Grant No.
2021084A01).