objective Discuss the clinical manifestations and treatment of senile pneumonia. Methods In March 2011 ~ 2011 were retrospectively analyzed in our hospital in March of the clinical data of 100 cases of elderly patients with pneumonia.Result Through comprehensive treatment, 100 patients recovered in 79 cases (79%), 18 cases (18%) improved, 3 cases died (3%). The average hospitalization time 26.7 d, 19 d average antibiotic use time. Conclusion Cause pneumonia in the elderly is complex, often a lack of obvious symptoms of respiratory system because of its progress fast, easy happening missed diagnosis and misdiagnosis; Therefore, should pay attention to the early diagnosis of senile pneumonia and timely and effective treatment, has the vital significance for improving the prognosis of patients.