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Después de un desastre o una emergencia, es posible que el agua de la llave no sea segura. Preste atención siempre a los consejos especíÿcos de las autoridades locales. Use agua embotellada para beber, cocinar y cepillarse los dientes si es posible. Si no hay disponible agua embotellada, use uno ... more
Flow Charts
Fast Facts
CDC Yellow Book 2024
Praziquantel is effective at treating infections with all major Schistosoma species.
Website accessed Feb. 6, 2025
Accessed January 13.2025
Almost half of the world's population, about 4 billion people, live in areas with a risk of dengue. Anyone who lives in or travels to an area with risk of dengue is at risk for infection.Before you travel, find country-specific travel information to help you plan ... more
Casi la mitad de la población mundial, alrededor de 4000 millones de personas, vive en áreas con riesgo de dengue. Cualquier persona que viva en un área con riesgo de dengue o viaje a ella está en riesgo de contraer la infección. Antes de viajar, busque información para viajeros específica ... more
Key facts
Fact Sheet
Fact Sheet
DPDx Laboratory Identification of Parasites of Public Health Concerns Including Life cycle
Clinical Management in dengue-endemic areas
​The CDC webpage on the clinical features of malaria outlines the disease's presentation, categorizing it into uncomplicated and severe forms, and emphasizes that prompt ... more
Respiratory viruses are viruses that cause illnesses in the respiratory system. These illnesses share similar symptoms, risk factors, and prevention strategies.
Determination of Parasitemia and Lifecycle
Diagram of the malaria lifecycle, including mosquito, human liver, and human blood stages. The diagram also illustrates infective vs diagnostic stages of the parasite's lifecycle. Also included are the temporal views of both p. falciparum ... more
CDC leads an international surveillance effort to estimate the occurrence of HIV drug resistance among people with HIV who are taking dolutegravir (DTG)-based treatments. This surveillance effort utilizes Cyclical Acquired HIV Drug Resistance Surveillance (CADRE), a laboratory-based HIV drug resista ... more

Conducting a Field Investigation

King Mich.; Bensyl D.; Goodman R.; Rasmussen S. Center for Disease Control and Prevention CDC (2025) C_CDC
This chapter describes the step-by-step process required in performing an epidemiologic field investigation. The 10 steps covered here build on and further refine the steps that have been taught traditionally in the Centers for Disease ... more