Summary of Background Data.Human leptospirosis has been intensively studied, and there are several reports of salmonella vertebral osteomyelitis in patients without sickling.

• 背景资料概要：人类钩端螺旋体病的研究很多，也有一些无镰状红细胞改变的病人发生沙门氏菌性脊椎骨髓炎的报道。