Fig. 3

Clinical course of the treatment. The induction of the oral antibiotics caused fever, headache and exacerbation of erythematous papular rash on the next day, which was considered as Jarisch-Herxheimer reaction. Treatment for 2 weeks improved the rash and serological data. However, the lung mass had not changed in size. Surgical resection was followed, and then, additional intravenous antibiotics for 2 weeks was administered. Abbreviation; rapid plasma reagin test: RPR; Treponema pallidum hemagglutination test: TPHA