（原标题：中国疾控中心：基孔肯雅热不会通过日常接触引发人际传播） 经济观察网 7月29日，中国疾控中心微信公众号发文详细介绍了有关基孔肯雅热的11个关键问题，包括 传播模式、临床症状以及如何治疗等。中国疾控中心表示，基孔肯雅病毒主要通过携带病毒的伊蚊叮咬 传播，最常见的是埃及伊蚊和白纹伊蚊。当蚊虫叮咬了感染者2—10天后，再叮咬人时，可使被叮咬者 感染。"人→蚊→人" 传播链是基孔肯雅热的核心传播模式。患者在发病后第1周内，病毒血症水平高， 通过蚊虫叮咬传播的风险高，但该病毒不会通过日常接触引发人际传播，也不会通过咳嗽、打喷嚏传 播。目前，尚无特异性治疗基孔肯雅热的药物，临床主要采取支持性治疗。充分休息、补充液体以及服 用非处方止痛药如对乙酰氨基酚可缓解部分症状。 ...

Group 1 - The Central Cyberspace Administration of China has launched a two-month special action starting from July 24 to rectify the dissemination of false information by self-media, focusing on four prominent issues [1] - China Chang'an Automobile Group Co., Ltd. has been established in Chongqing as a new central enterprise, spun off from the former Equipment Group, with 117 subsidiaries. Its main business includes complete vehicles and parts, vehicle sales, financial and logistics services, and motorcycles [2] - The Chinese Center for Disease Control and Prevention has stated that Chikungunya fever will not spread through daily contact [3] Group 2 - As of the midday close, the Shanghai Composite Index fell by 0.08%, the Shenzhen Component Index decreased by 0.04%, while the ChiNext Index rose by 0.92%. The Hang Seng Index dropped by 0.95%, and the Science and Technology Index fell by 1.76% [4]

我国广东省和澳门特别行政区等地近期出现基孔肯雅热疫情。2025年7月29日，中国疾控中心在官方微 信公众号发文，详细介绍了有关基孔肯雅热的11个关键问题，包括传播模式、临床症状以及如何治疗 等。中疾控强调，"人→蚊→人" 传播链是基孔肯雅热的核心传播模式。患者在发病后第1周内，病毒血 症水平高，通过蚊虫叮咬传播的风险高，但该病毒不会通过日常接触引发人际传播，也不会通过咳嗽、 打喷嚏传播。 ...

Core Viewpoint - Chikungunya fever is preventable, treatable, and controllable, and there is no need for panic; the key is to eliminate standing water, control mosquito populations, and prevent bites [1] Group 1: Disease Overview - Chikungunya fever is an acute mosquito-borne infectious disease caused by the chikungunya virus, primarily prevalent in Southeast Asia, South Asia, and Africa, transmitted by Aedes mosquitoes [2] - The Aedes aegypti mosquito is active during the day and can survive drought for months, making it an effective vector for human diseases [2] - The chikungunya virus has been reported in over 100 countries across Africa, the Americas, Asia, Europe, and islands in the Indian and Pacific Oceans [2] Group 2: Symptoms and Treatment - Symptoms of chikungunya infection include sudden high fever (over 39°C), symmetrical polyarthralgia, and rash, with mild cases being predominant [4] - High-risk groups, such as infants, elderly individuals over 65, and those with underlying health conditions, may experience severe symptoms [4] - There are no specific antiviral drugs for chikungunya; treatment is primarily supportive, including rest, hydration, and pain relief [4] Group 3: Prevention Measures - To prevent chikungunya, it is essential to avoid mosquito bites by eliminating breeding sites and using biological, physical, and chemical methods to control mosquito populations [7] - Recommendations for outdoor activities include wearing light-colored long sleeves and pants, using mosquito repellent, and avoiding prolonged stays in shaded or grassy areas [5] - After traveling to areas with a risk of infection, individuals should monitor their health for two weeks and seek medical attention if symptoms arise [5]

Core Viewpoint - The recent emergence of Chikungunya fever in some southern cities of China has raised public concern, but experts emphasize that the disease is preventable and controllable through effective mosquito control, water management, and bite prevention measures [1] Group 1: Disease Overview - Chikungunya fever is an acute infectious disease caused by the Chikungunya virus, primarily transmitted by Aedes mosquitoes [2] - The disease was first identified in Africa in 1952 and has since been reported in over 100 countries, mainly in Southeast Asia, Africa, Europe, and parts of the Americas [2] - Symptoms include sudden onset fever, joint pain, and rash, with joint pain often persisting for months in some patients [2][3] Group 2: Symptoms and Diagnosis - The main symptoms of Chikungunya fever include high fever (up to 39°C), severe joint pain, and rash, collectively referred to as the "Chikungunya triad" [3] - Chikungunya fever can be confused with dengue fever, as both are transmitted by Aedes mosquitoes; however, Chikungunya typically causes longer-lasting joint pain, while dengue poses a higher risk of severe complications [3] Group 3: Treatment and Management - In case of infection, management includes temperature control, with a recommendation to avoid aspirin due to the risk of bleeding, especially during dengue outbreaks [5] - Hydration is crucial, and patients are advised to use oral rehydration salts and maintain fluid intake [5] - Isolation and mosquito protection measures should be implemented within the first five days of illness to prevent further transmission [5] Group 4: Vulnerable Populations - Newborns and elderly individuals, particularly those with underlying health conditions, are at higher risk for severe complications from Chikungunya fever [6] - Newborns can contract the virus during delivery if the mother is viremic, potentially leading to serious conditions like myocarditis and encephalitis [6] Group 5: Prevention Strategies - Effective prevention of Chikungunya fever focuses on mosquito control, water management, and bite prevention [8] - Mosquito control can be achieved through various household insecticides, while water management involves eliminating standing water where mosquitoes breed [8] - Personal protective measures include installing screens, using mosquito nets, and applying repellents when outdoors [8]

Core Viewpoint - The article discusses the recent outbreak of Chikungunya fever in Guangdong, highlighting the number of reported cases, symptoms, and treatment recommendations [1][2]. Summary by Sections Recent Cases and Statistics - From July 20 to July 26, 2025, Guangdong reported 2,940 new local cases of Chikungunya fever, with no severe cases or deaths reported. The majority of cases were in Foshan (2,882 cases), followed by Guangzhou (22 cases) and others [1]. - As of July 26, 2025, the total number of reported local cases in Guangdong reached 4,824, all classified as mild, with 3,224 cases having recovered or been released from medical observation [2]. Transmission and Symptoms - Chikungunya fever is transmitted through bites from infected Aedes mosquitoes, primarily characterized by fever, severe joint pain, and rashes. Most symptoms are mild, with recovery typically occurring within 1 to 2 weeks, although some patients may experience chronic joint pain lasting months or years [2]. - All age groups are susceptible, but high-risk groups include newborns infected during the perinatal period, individuals aged 65 and older, and those with underlying health conditions such as hypertension, diabetes, or heart disease [2]. Treatment Recommendations - Treatment focuses on supportive care, including fever reduction, pain relief for arthritis, and alleviating rashes. The use of aspirin and other non-steroidal anti-inflammatory drugs is not recommended due to the risk of bleeding [3][4]. - In cases of fever, patients are advised to seek medical attention promptly, especially if they have a history of travel to areas with Chikungunya outbreaks or have been bitten by mosquitoes [5]. Comparison with Dengue Fever - Chikungunya fever shares similar transmission vectors and symptoms with Dengue fever, which is also currently a focus of prevention efforts. Patients exhibiting fever symptoms should consult a healthcare professional for proper diagnosis before self-medicating [5].

Core Insights - The article discusses the recent outbreak of Chikungunya fever in Guangdong, with a total of 4,824 reported local cases as of July 26, 2025, all classified as mild without severe cases or deaths reported [1][2] - The primary symptoms include fever, severe joint pain, and rash, with most patients recovering within 1 to 2 weeks [2] - The article emphasizes the importance of seeking medical attention for symptoms and provides guidance on treatment, highlighting the avoidance of certain medications like aspirin [3] Summary by Sections Outbreak Statistics - Guangdong reported 2,940 new local cases of Chikungunya fever from July 20 to July 26, 2025, with the majority in Foshan (2,882 cases) [1] - Cumulatively, there have been 4,824 cases this year, all mild, with 3,224 patients having recovered and discharged [1] Transmission and Symptoms - Chikungunya fever is transmitted by infected Aedes mosquitoes, with symptoms primarily including fever, joint pain, and rash [2] - All age groups are susceptible, but high-risk groups include newborns, elderly individuals over 65, and those with underlying health conditions [2] Treatment Recommendations - Treatment focuses on supportive care for fever, joint pain, and rash, with a recommendation against using non-steroidal anti-inflammatory drugs like aspirin due to bleeding risks [3] - Patients are advised to seek medical attention if they exhibit symptoms, especially if they have a history of travel to affected areas or mosquito bites [2][3]

Group 1 - The article discusses the outbreak of Chikungunya fever in Guangdong, highlighting a case where a patient initially mistook symptoms for gout before realizing it was caused by the Chikungunya virus transmitted by mosquitoes [1][2] - Chikungunya fever is an acute mosquito-borne viral disease characterized by symptoms such as fever, joint pain, and rash, with a typical incubation period of 1 to 12 days, usually around 3 to 7 days [2][4] - The disease does not spread from person to person through casual contact, but infected individuals need to be isolated to prevent mosquito transmission, as the virus can be present in the blood for up to a week [3][4] Group 2 - Symptoms of Chikungunya fever can be confused with those of dengue fever, but Chikungunya is noted for prolonged joint pain, while dengue poses a greater risk of severe complications such as bleeding or shock [4][6] - Vulnerable populations, including newborns, the elderly, and patients with chronic diseases, are at higher risk for severe outcomes from Chikungunya infection [6][7] - Preventive measures include eliminating standing water where mosquitoes breed, with a recommendation to spend a few minutes daily to remove potential breeding sites [7][8]

Summary of Key Points Core Viewpoint - Guangdong Province has reported a significant increase in local cases of Chikungunya fever, with a total of 2,940 new cases reported from July 20 to July 26, 2025, bringing the cumulative total for the year to 4,824 cases, all of which are mild with no severe cases or deaths reported [1][3]. Group 1: Case Statistics - From July 20 to July 26, 2025, Guangdong Province reported 2,940 new local cases of Chikungunya fever, with the majority in Foshan (2,882 cases) [1]. - As of July 26, 2025, the total number of reported local cases for the year reached 4,824, all classified as mild, with 3,224 cases having recovered and been discharged from medical observation [3]. Group 2: Disease Characteristics and Prevention - Chikungunya fever, along with dengue fever, is transmitted by Aedes mosquitoes and is characterized by fever, rash, and joint pain [3]. - The East Dongguan Disease Control Center emphasizes the importance of eliminating standing water to prevent mosquito breeding, which is crucial for controlling Chikungunya and dengue fever [3]. - Recommendations for the public include using mosquito repellent, wearing long sleeves and pants, installing screens on windows and doors, and maintaining cleanliness to reduce mosquito habitats [3].

Group 1: Market Trends and Opportunities - The A-share market is experiencing increased opportunities, with the Shanghai Composite Index rising and reaching above 3600 points, driven by investor enthusiasm [1][7] - The recent performance of the semiconductor chip sector has been strong, indicating a positive trend in technology-related investments [1] - The "Digging Gold Competition" is ongoing, providing a platform for participants to engage in simulated trading and share insights on market trends and investment strategies [1][2] Group 2: Huawei's Ascend 384 Super Node - Huawei showcased its Ascend 384 super node at the 2025 World Artificial Intelligence Conference, attracting significant attention alongside other Chinese companies' super node solutions [2] - The Ascend 384 super node claims to achieve 67% higher total computing power, 107% higher network interconnect bandwidth, and 113% higher memory bandwidth compared to NVIDIA's NVL72 super node [3] - Analysts suggest that super nodes represent an efficient, scalable, and standardized computing cluster architecture necessary for the era of large models, influenced by chip performance and geopolitical factors [3] Group 3: Chikungunya Fever and Market Reactions - Chikungunya fever, caused by the chikungunya virus and transmitted by mosquitoes, has garnered market attention due to its symptoms, which include high fever and joint pain [5][6] - Companies such as Rainbow Group, Runben Co., and Renhe Pharmaceutical have indicated they possess products related to mosquito repellent and pain relief, responding to investor inquiries about chikungunya-related products [6] - Some participants in the "Digging Gold Competition" view the chikungunya fever topic as a speculative investment, suggesting that ordinary investors should consider smaller positions while focusing on stocks with growth potential [6] Group 4: Fund Predictions and Market Sentiment - A public fund's internal prediction of the Shanghai Composite Index reaching 10,000 points has sparked discussions, although some experts express skepticism about the accuracy of such forecasts [7] - Market analysts emphasize the importance of following trends and maintaining positions above the 5-day moving average, with a critical resistance level at 3700 points that could attract more buying interest if surpassed [7]