Ascariasis is one of the most common human parasitic infections, caused by the roundworm Ascaris lumbricoides. This intestinal parasite can lead to significant health issues, especially in children, if left untreated. Ascaris worms live...
Hantavirus Pulmonary Syndrome (HPS) is a severe respiratory illness caused by hantaviruses, a group of viruses transmitted primarily through rodent droppings, urine, or saliva. Hantavirus infections can lead to significant pulmonary complications and have...
Severe Acute Respiratory Syndrome (SARS) is a viral respiratory illness caused by the SARS-associated coronavirus (SARS-CoV). This disease garnered worldwide attention during the 2002-2003 outbreak that originated in southern China, spreading to multiple countries...
Middle East Respiratory Syndrome (MERS) is a viral respiratory illness caused by the Middle East Respiratory Syndrome Coronavirus (MERS-CoV). First identified in Saudi Arabia in 2012, the virus has since caused outbreaks in several...
Swine flu, formally known as H1N1 influenza, is a contagious respiratory disease caused by influenza viruses that primarily affect pigs. While these viruses typically circulate among pig populations, they can sometimes infect humans, leading...
Marburg virus (MARV) is a highly dangerous pathogen belonging to the Filoviridae family, the same viral family as the Ebola virus. This virus causes a severe disease known as Marburg virus disease (MVD), also...
Q fever is a zoonotic infectious disease caused by the bacterium Coxiella burnetii, which primarily affects animals but can also infect humans. The disease was first described in Australia in 1935 and has since...
Filariasis is a parasitic disease caused by thread-like nematode worms, also known as filarial worms. These parasites belong to the family Filarioidea and are transmitted to humans through the bites of infected mosquitoes. The...
Tapeworm infection, also known as taeniasis or cestodiasis, is a parasitic infection caused by tapeworms, which are flat, segmented worms belonging to the class Cestoda. These parasitic worms can live in the intestines of...
Onchocerciasis, also known as “river blindness,” is a parasitic infection caused by the filarial worm Onchocerca volvulus. It is transmitted to humans through the bite of blackflies of the genus Simulium, which breed near...
Dracunculiasis, also known as Guinea worm disease, is a parasitic infection caused by the nematode Dracunculus medinensis. This debilitating disease affects impoverished, rural communities that lack access to safe drinking water. Over the past...
Amoebiasis, also spelled amebiasis, is an infection caused by the protozoan parasite Entamoeba histolytica. This parasite primarily infects the intestines but can sometimes spread to other parts of the body, including the liver, brain,...
Histoplasmosis is a fungal infection caused by inhaling spores of Histoplasma capsulatum, a fungus that primarily thrives in soil contaminated by bird or bat droppings. This infection can affect anyone, though most individuals who...
Sporotrichosis, also known as “rose gardener’s disease,” is a fungal infection caused by Sporothrix species, most commonly Sporothrix schenckii. This infection typically affects the skin, though it can spread to other parts of the...
Paracoccidioidomycosis (PCM) is a systemic fungal infection caused by the dimorphic fungi Paracoccidioides brasiliensis and Paracoccidioides lutzii. These fungi exist in two forms: a mycelial (mold) form in the environment and a yeast form...
African trypanosomiasis, commonly known as sleeping sickness, is a parasitic disease caused by Trypanosoma parasites. It is transmitted to humans through the bite of infected tsetse flies, which are found only in sub-Saharan Africa....
Kala-azar, also known as visceral leishmaniasis, is a severe parasitic disease caused by protozoan parasites of the genus Leishmania, specifically Leishmania donovani and Leishmania infantum. The disease is transmitted to humans through the bite...
Ehrlichiosis is a tick-borne bacterial infection caused by various species of the Ehrlichia bacteria. It is primarily transmitted to humans through the bite of infected ticks, particularly the Lone Star tick (Amblyomma americanum) in...
Brucellosis is a zoonotic bacterial infection caused by the Brucella species. It primarily affects animals such as cattle, goats, sheep, pigs, and dogs, but it can be transmitted to humans through direct contact with...
Murine typhus is a flea-borne infectious disease caused by the bacterium Rickettsia typhi. It primarily affects individuals who come into contact with flea-infested animals, especially rats, which serve as the main reservoir for the...
Tsutsugamushi disease, also known as scrub typhus, is a rickettsial infection caused by the bacterium Orientia tsutsugamushi. This disease is transmitted to humans through the bite of infected larval mites, commonly called chiggers. The...
Relapsing fever is an infectious disease caused by certain species of the Borrelia bacterium. The disease is characterized by recurring episodes of fever, headache, muscle pain, and other flu-like symptoms. Relapsing fever is transmitted...
Nipah virus infection is a highly infectious and deadly zoonotic disease caused by the Nipah virus (NiV), a member of the Henipavirus genus in the Paramyxoviridae family. Discovered in 1998 following an outbreak among...
Hendra virus infection is a zoonotic disease caused by the Hendra virus (HeV), a highly lethal virus in the Henipavirus genus. Discovered in 1994 in Hendra, a suburb of Brisbane, Australia, this virus primarily...
Scrub typhus is a serious and potentially life-threatening infectious disease caused by the bacterium Orientia tsutsugamushi, which belongs to the family of rickettsial organisms. The disease is primarily transmitted to humans through the bite...
Rocky Mountain spotted fever (RMSF) is a serious, potentially life-threatening tick-borne illness caused by the bacterium Rickettsia rickettsii. RMSF is a type of rickettsial infection transmitted to humans through the bite of infected Dermacentor...
Rickettsiosis is a group of infectious diseases caused by various species of Rickettsia, a genus of intracellular bacteria that are primarily transmitted to humans through the bite of infected arthropods such as ticks, fleas,...
Babesiosis is a tick-borne parasitic disease caused by Babesia species, which are intracellular protozoa that infect red blood cells. The disease is transmitted primarily through the bite of infected Ixodes scapularis ticks, the same...
Leishmaniasis is a parasitic disease caused by protozoa from the Leishmania species. It is transmitted to humans through the bite of infected female phlebotomine sandflies, which serve as vectors for the disease. Leishmaniasis manifests...
Chagas disease, also known as American trypanosomiasis, is a parasitic infection caused by the protozoan parasite Trypanosoma cruzi. The disease is primarily transmitted through contact with the feces of infected triatomine bugs (also known...