Abstract: ObjectiveTo explore the clinical features of senile hypertension.MethodsThe clinical manifestations of 296 cases with senile hypertension admitted from January 2001 to September 2004 were analyzed retrospectively.ResultsThere were 16 cases in stage 1 (5.4%), 100 cases in stage 2 (33.8%), 180 cases in stage 3 (60.8%). came on with Hypertension had been found before 60 years old in 143 cases (48.3%), after 60 years old in other 153 cases (51.7%). 63 cases presented systolic hypertension(21.3%), other 233 were mixed type hypertension (78.7%). Comparing the type of senile hypertension came on before 60 years with the type of senile hypertension came on after 60 years, The ratio of different type of senile hypertension was significant difference between the patients who were found to have hypertension before or after 60 years old(χ²=18.87,P<0.01).ConclusionSome of senile hypertension happened in middle age. Most of them were in stage 2～3. The type of senile hypertension was related to pathogenic time.

Key words: hypertension, elderly, clinical features