What is Pneumonic Plague?

Pneumonic plague is a type of plague. It is a Class A infectious disease specified in the Law of the People's Republic of China on the Prevention and Control of Infectious Diseases. It is divided into two types: primary and secondary. Critical symptoms of systemic poisoning and respiratory infections. If the infection is not treated in a timely and effective manner, the patients will usually die within 2 to 3 days. During prevention, attention should be paid to rodent and fleas prevention, prevention of plague among animals, isolation of plague cases, and prevention of transmission.

Pneumonic plague

Pneumonic plague is a type of plague. It is a Class A infectious disease specified in the Law of the People's Republic of China on the Prevention and Control of Infectious Diseases. It is divided into two types: primary and secondary. Critical symptoms of systemic poisoning and respiratory infections. If the infection is not treated in a timely and effective manner, the patients will usually die within 2 to 3 days. During prevention, attention should be paid to rodent and fleas prevention, prevention of plague among animals, isolation of plague cases, and prevention of transmission.

Chinese name

Pneumonic plague

Category

Plague

Expressly stated

Law of the People's Republic of China on Prevention and Control of Infectious Diseases

Points for

Primary and secondary

Plague is a natural epidemic of infectious disease caused by Yersinia pestis. It is classified as a Class A infectious disease in China. The clinical manifestations are fever, lymphadenopathy, bleeding tendency, and special inflammation of the lung. High fatality rate. The spread of plague in animals and humans is mainly mediated by rat fleas, which can be transmitted to other people through atomized droplets of patients.

Pneumonic plague is the most serious form of plague with a very high mortality rate. High fever with chills, chills, systemic toxin symptoms, enlarged lymph nodes, vomiting, diarrhea,

According to the epidemiological data, clinical manifestations of fever, systemic toxemia, acute lymphadenitis or cough, chest pain, hemoptysis, and dyspnea should be suspected of plague, and it is determined that the pathogenicity of plague and / or testing Serum-specific F1 antibody, titer 1: 100 or double-folded serum antibody titer more than 4 times.

1. Peripheral blood elephant white blood cell count and neutrophil were significantly increased, and even showed a leukemia-like response. Mild to moderate anemia with thrombocytopenia.

2. Bacteriological examination Bacteriological examination is the basis for confirming the diagnosis of the disease. Lymph node puncture fluid, sputum, blood or cerebrospinal fluid can be taken, microscopic examination by compression or printing, and also culture and animal inoculation.

3. Serological examination of the plague agglutination test is a commonly used diagnostic method. The reverse hemagglutination test detects that the antibody titer of the acute phase and the recovery phase of the antibody has increased by more than 4 times, or the titer 1: 100 has diagnostic value.

Other auxiliary examinations: X-ray chest radiographs show bronchial pneumonia or convergent consolidation shadows.

Hainan Tibetan Autonomous Prefecture of Qinghai Province

On August 3, 2009, Xinghai County, Hainan Tibetan Autonomous Prefecture of Qinghai Province has confirmed twelve pneumonic plague cases, an additional death, and the death toll has increased to three. Qinghai Province has sealed and controlled the epidemic source according to law, and the epidemic situation has been effectively controlled; the local materials are adequately protected, and the production and living order of the masses is normal. On July 30, a suspected plague was found in Ziketan Town, Xinghai County, Hainan Tibetan Autonomous Prefecture, Qinghai Province. Based on the patient's clinical manifestations, epidemiological investigations, and laboratory test results, experts confirmed that it was pneumonic plague. Of the twelve confirmed cases, the first death was a 32-year-old male herder. Nine patients continue to be treated in isolation at designated hospitals and are in stable condition.

Yumen, Gansu

At 5:00 on July 16, 2014, the Gansu Provincial Health and Family Planning Commission received a suspected case of plague Wang Jiu from the Jiuquan Health Bureau. Experts at the three levels of the province, Jiuquan and Yumen reported the clinical symptoms, epidemiological history and The laboratory test results of the provincial expert group were confirmed as pneumonic plague on July 17. The patient died on July 16 and the remains have been properly disposed of in accordance with relevant regulations.

On July 17, 2014, a case of plague occurred in Yumen City, Gansu Province. The patient died on the 16th, and 151 people who had been in close contact with the patient were found to have been quarantined. In order to prevent the spread of the epidemic, the old urban areas of Yumen City, Chijin Town, and Xihu Village of Chijin Town have been set as epidemic isolation areas, and people, vehicles and objects in the isolation area are strictly prohibited from flowing out.

On the afternoon of July 17, 2014, a total of 151 people who had been in close contact with Wang Moumou were identified. All of them have taken measures such as isolation, epidemiological investigation, and preventive medication. No abnormal symptoms have been found. In order to strictly prevent the spread of the epidemic, Jiuquan City set up epidemic isolation zones in the old urban areas of Yumen City, Chijin Town, Xihu Village, Chijin Town, and epidemic sites. ^[1]

On July 18, 2014, the Gansu Provincial Health and Family Planning Commission announced on its official website that, as of now, 151 close contacts have found no abnormalities and no new plague patients. The supply of supplies in the quarantine area is smooth and prices have remained stable. , Oilfield production is orderly and people's lives are stable. ^[2]