例1:女,61岁。不规则发热、肝区隐痛4月余入院。曾用多种抗生素治疗无效。既往体健。查:体温38.1℃,慢性病容,巩膜无黄染,浅表淋巴结无肿大,右锁骨中线第六肋骨处有一蚕豆大小结节,质硬,较固定,无破溃;肝于右肋下3cm,表面平滑无结节感,肝区叩痛明显。白细胞25.2×10~9/L,中性粒细胞80％。 Example 1: Female, 61 years old. Irregular fever and pain in the liver area were admitted to the hospital for more than 4 months. Have failed to use a variety of antibiotics. Past health. Check: body temperature 38.1 °C, chronic disease, the sclera is not yellow, no enlargement of superficial lymph nodes, the right clavicle midline sixth ribs at the size of a bean nodules, hard, fixed, no ulceration; liver in the right lower rib 3cm The smooth surface has no sensation of nodule, and the liver area has obvious pain. Leukocytes 25.2 × 10 ~ 9 / L, neutrophils 80%.