慢性肾盂肾炎病人高倍镜下见淋巴细胞和浆细胞。在任何慢性肾脏疾病，如肾小球肾炎、肾硬化或肾盂肾炎等，淋巴细胞都很常见。但浆细胞却是慢性肾盂肾炎的特点。
Both lymphocytes and plasma cells are seen at high magnification in this case of chronic pyelonephritis. It is not uncommon to see lymphocytes accompany just about any chronic renal disease: glomerulonephritis, nephrosclerosis, pyelonephritis. However, the plasma cells are most characteristic for chronic pyelonephritis.
