Protozoal Infections
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Protozoal Infections conditions
African Sleeping Sickness (Trypanosoma brucei)African Sleeping Sickness caused by Trypanosoma brucei is a parasitic infection transmitted by tsetse flies, leading to neurological symptoms and sleep disturbances.Amebiasis (Bloody Diarrhea, Liver Abscess - Entamoeba histolytica)Amebiasis caused by Entamoeba histolytica leads to bloody diarrhea and liver abscesses through intestinal invasion and tissue destruction by trophozoites.Babesiosis (Babesia spp.)Babesiosis is a tick-borne infection caused by Babesia spp., characterized by hemolytic anemia and intraerythrocytic parasites visible on blood smear.Chagas Disease (Cardiomyopathy, Megacolon - Trypanosoma cruzi)Chagas Disease (Cardiomyopathy, Megacolon) is caused by Trypanosoma cruzi infection leading to chronic heart damage and gastrointestinal megacolon due to nerve destruction.Cryptosporidiosis (Cryptosporidium spp.)Cryptosporidiosis caused by Cryptosporidium spp. leads to watery diarrhea, especially in immunocompromised patients, diagnosed by acid-fast oocysts in stool.Giardiasis (Watery Diarrhea, Malabsorption - Giardia lamblia)Giardiasis causes watery diarrhea and malabsorption due to Giardia lamblia infection, often diagnosed by identifying cysts or trophozoites in stool samples.Leishmaniasis (Cutaneous - Leishmania spp.)Cutaneous leishmaniasis is a parasitic skin infection caused by Leishmania spp., characterized by ulcerative skin lesions transmitted by sandfly bites.Leishmaniasis (Mucocutaneous - Leishmania spp.)Mucocutaneous leishmaniasis caused by Leishmania spp. leads to destructive lesions of mucous membranes, often following cutaneous infection and parasite dissemination.Leishmaniasis (Visceral - Leishmania spp.)Visceral leishmaniasis caused by Leishmania spp. leads to fever, hepatosplenomegaly, and pancytopenia due to parasite infection of macrophages.Malaria (Plasmodium spp.)Malaria (Plasmodium spp.) is a parasitic infection causing cyclical fevers and hemolytic anemia, transmitted by Anopheles mosquitoes and diagnosed by blood smear.Malaria, Mild (Chronic Infections - Plasmodium falciparum)Mild malaria from chronic Plasmodium falciparum infection often presents with intermittent fever and anemia due to persistent low-level parasitemia.Malaria, Severe (Cerebral, Hemolytic - Plasmodium falciparum)Severe malaria caused by Plasmodium falciparum includes cerebral involvement and hemolytic anemia, marked by microvascular obstruction and rapid RBC destruction.Primary Amebic Meningoencephalitis (Naegleria fowleri)Primary Amebic Meningoencephalitis caused by Naegleria fowleri is a rare, rapidly fatal brain infection acquired from warm freshwater exposure.Relapsing Malaria (Plasmodium vivax/Plasmodium ovale)Relapsing Malaria caused by Plasmodium vivax or Plasmodium ovale involves dormant liver hypnozoites that trigger recurrent febrile episodes after initial infection.Toxoplasmosis (Brain Abscess - Toxoplasma gondii)Toxoplasmosis brain abscess is caused by Toxoplasma gondii infection, leading to focal brain lesions, headache, fever, and neurological deficits in immunocompromised patients.Toxoplasmosis (Congenital Defects - Toxoplasma gondii)Congenital toxoplasmosis caused by Toxoplasma gondii leads to intracranial calcifications and chorioretinitis, critical for understanding neonatal infections.Trichomoniasis (Vaginitis, Urethritis - Trichomonas vaginalis)Trichomoniasis (vaginitis, urethritis) is a sexually transmitted infection caused by Trichomonas vaginalis, often diagnosed by motile protozoa on wet mount microscopy.