Objective: To explore the causes of misdiagnosis of primary hypothyroidism. Methods: By retrospective analysis of 64 cases of adult primary hypothyroidism admitted to the Third People’s Hospital of Chongqing from 1986 to 2000. Results:46 cases were misdiagnosed: 17 cases were misdiagnosed as chronic kidney diseases
11 cases
as heart diseases
and 18 cases
as anemia. Conclusion:Adult primary hypothyroidism was commonly found in female patients and frequently misdiagnosed. One should be alert for its presence and should be careful to differenciate it from chronic kidney diseases