Usefulness of Short‐Interval Joint Ultrasonography for Detecting Fluid Components Suggestive of Asymptomatic Bleeding: A Case Report of Severe Hemophilia A

Tatsuro Nakamura received speaking and lecture fees and/or consulting or advisory fees from Sanofi KK, Chugai Pharmaceutical Co Ltd, Novo Nordisk Pharma Co Ltd, Takeda Pharmaceutical Company Limited, CSL Behring LLC, Bayer Yakuhin Kabushiki Kaisha, Pfizer Japan Inc, Japan Blood Products Organization, and Fujimoto Pharmaceutical Corporation for works outside this case report. All other authors declare no conflicts of interest. The data that support the findings of this study are available on request from the corresponding author. The data are not publicly available due to privacy or ethical restrictions.