肾小管酸中毒（ｒｅｎａｌｔｕｂｕｌａｒａｃｉｄｏｓｉｓ，ＲＴＡ）是一种少见肾脏疾病，分为原发性和继发性，前者主要是散发或遗传，无明显系统性或肾脏疾病，后者见于许多肾脏或全身疾病。我院１９８９年—１９９６年收治４例原发性肾小管酸中毒患儿，报道如下。例１... Renal tubular fluidosis (RTA) is a rare renal disease of both primary and secondary origin. The former is predominantly sporadic or hereditary, with no apparent systemic or renal disease, the latter found in many kidney or systemic diseases. Our hospital from 1989 to 1996 admitted to 4 cases of primary renal tubular acidosis in children, are reported below. Example 1 ...