Elderly Posyandu is an integrated service post for the elderly in a certain area that has been agreed upon, which is driven by the community where they can get health services. This study aims to determine the knowledge of the elderly about the elderly Posyandu in the Village of Sinar Sabungan, District of Bonatua Lunasi, Tobasa Regency. This research method is descriptive, where the elderly population is 57 people, the sampling technique is done by total sampling, and the sample that meets the research criteria and fills out a questionnaire is 57 respondents. Data collection was carried out from 21 April 2021 to 24 May 2021 using a questionnaire which consisted of two parts: the first was about demographic data, the second part was Knowledge of the elderly about the Elderly Posyandu in Sinar Sabungan Village, Bonatua Lunasi District, Tobasa Regency. From the data analysis it is known that out of 57 respondents there are 51 respondents (89.5%) who have good knowledge, 6 respondents (10.5%) who have sufficient knowledge and no respondent (0%) who has less knowledge. This shows that the knowledge of the elderly about the elderly posyandu is good. It is recommended that health center staff continue to improve the elderly posyandu program and provide health education as well as socialize the existence and benefits of elderly posyandu services.

Tuberculosis is an infectious disease caused by Mycobacterium tuberculosis and is a health problem that still needs serious attention from the government and all levels of society because it can cause death. This study aims to determine the rationale for the treatment of pulmonary tuberculosis in adult patients at the Lung Disease Polyclinic at the Siantar City Army Hospital in 2021 which refers to the National Guidelines for Tuberculosis Management of the Indonesian Ministry of Health and treatment standards from WHO. This research is a non-experimental type with a descriptive evaluative design with retrospective data collection. The study was conducted using the medical records of adult pulmonary tuberculosis patients at the outpatient installation at the Pematang Siantar City Army Hospital in 2021. The results showed that the most common cases of pulmonary tuberculosis in adult patients were male patients, namely 61.22%, the diagnosis was for each patient suspected of pulmonary tuberculosis, a chest X-ray examination and smear test were carried out, pulmonary tuberculosis was treated using two anti-tuberculosis drugs, namely OAT-kombipak and OAT-FDC, 1 case was found with a duration of administration of anti-kombipak anti-tuberculosis drugs that did not comply with standard treatment and patients who received treatment received a score recovery of 97.96% and patients who failed treatment by 2.04%.