Rapid diagnostic tests or RDTs are a way to test whether a person with malaria like symptoms actually has malaria. Malaria parasites produce proteins called antigens. RDTs detect these malarial antigens in a person’s blood. If […]
Giardia lamblia also known as Giardia intestinalis, or Giardia duodenalis is a protozoan flagellates. It is transmitted by faecal-oral route and causes the diarrheal illness called giardiasis (popularly known as beaver fever). General Characteristics Geographical distribution: worldwide; found in […]
Entero-Test also known as string test or duodenal parasites test is a simple and convenient method of sampling duodenal contents/gastrointestinal fluid. The sample is examined to detect the presence of gastrointestinal parasites or any other […]
Entamoeba histolytica is an enteric protozoan parasite with worldwide distribution. It is responsible for amoebic dysentery (bloody diarrhea) and invasive extraintestinal amebiasis (such as liver abscess, peritonitis, pleuropulmonary abscess). Other species of Entamoeba-E.hartmanii, E.coli and E.dispar does […]
Kato Katz technique is used for qualitative and semi-quantitative diagnosis of intestinal helminthic infestations; caused by Ascaris lumbricoides, Trichuris trichiura, hookworm and especially Schistosoma spp. WHO has recommended Kato Katz technique in areas with moderate to high transmission […]
Trichomonas vaginalis is a protozoan parasite. It causes trichomoniasis; a sexually transmitted infection. The primary habitat of this organism is vagina and prostate. In infected female it causes itching and burning accompanied by profuse, foul-smelling, […]
The NNN (Novy-MCNeal-Nicolle), medium is a common and world known medium for isolation of the agent of the genus Leishmania, that causes Leishmaniasis (cutaneous, mucocutaneous or visceral) . Culture of this organism in a suitable media give rise […]
Two methods, thick and thin blood smear microscopy are regarded as the “gold standard” for the diagnosis of malaria. Quantitative Buffy Coat is another direct and rapid test for diagnosis of malaria. It is based […]
Bacillary dysentery also known as shigellosis is a bacterial disease caused by a group of bacteria called Shigella spp. Other bacterial cause of dysentery are, Vibrio parahaemolyticus, Enteroinvasive E.coli (EIEC), Enterohemrorrhagic E.coli (EHEC), Campylobacter spps, and […]
Taeniasis is the parasitic infection of humans caused by adult tapeworm species; i.e. Taenia saginata (beef tapeworm), Taenia solium (pork tapeworm) or Taenia asiatica (Asian tapeworm). T. solium and T. saginata have a worldwide distribution but incidence is higher in developing […]
Bleeding into the gastrointestinal tract may be profuse with the vomiting of blood (haematemesis) or the passage of blood through the rectum (melaena). When the bleeding is chronic with only small amounts of blood being passed […]
Stool is the most common specimen submitted to the diagnostic laboratory; the most commonly performed procedure in parasitology is the ova and parasite (O &P) examination. Gastro-intestinal infestations (infections) by parasites (Protozoan/Helminthes) are primarily diagnosed […]
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