Group 1 - Influenza is characterized by high fever (temperature can reach 39℃-40℃), headache, muscle pain, and general discomfort, often accompanied by sore throat, dry cough, nasal congestion, runny nose, and facial flushing [1] - Rhinovirus infection presents with symptoms such as cough, nasal congestion, sneezing, mild headache, fatigue, and body aches [2] - Respiratory syncytial virus infection is common in children under 5 years old, the elderly, and immunocompromised individuals, typically associated with cough, sore throat, shortness of breath, or runny nose [3] Group 2 - Meningococcal meningitis manifests with sudden high fever, severe headache, frequent vomiting, skin petechiae, neck stiffness, drowsiness or irritability, and in severe cases, can lead to shock, coma, or disseminated intravascular coagulation [4] - Measles is marked by high fever, followed by the appearance of red maculopapular rashes starting from behind the ears and face, spreading downwards, along with symptoms like runny nose, sneezing, cough, tearing, photophobia, and conjunctivitis [5]

Summary of Key Points Core Viewpoint - In May 2025, a total of 1.0778 million cases of statutory infectious diseases were reported nationwide, with 2,043 deaths, indicating a significant public health concern in the region [1] Group 1: Disease Statistics - A total of 2 cases of Class A infectious diseases were reported, both being cholera cases, with no reported deaths [1] - Class B infectious diseases accounted for 718,500 cases and 2,042 deaths during the same period [1] - Class C infectious diseases reported 359,300 cases with 1 death, with the top three diseases being other infectious diarrhea, influenza, and hand-foot-mouth disease, which together constituted 96.6% of the total reported cases in this category [1]