You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is Rapid antigen test for Leishmania uses which antigen - and explain in detail?
Ans. is 'c' i.e., rk-39 "The rk-39 rapid immunochromatographic test (ICT) in now being widely used in the diagnosis of visceral leishmaniasis using serum".Laboratory diagnosis of Kala-azar (visceral leishmaniasis)* The demonstration of parasite LD bodies in the aspirates of the spleen, liver, bone marrow or lymph node is only way to confirm visceral leishmaniasis.* Hematological findings : | ESR, anaemia, reversed albumin-globulin ratio & leucopenia.* Aldehyde test of Napier is a simple test widely used in India for the diagnosis of Kala-azar.* Serological test: Direct agglutination test, rk 39 dipstick test, ELISA & Indirect fluorescent antibody test.* Leishmanin test: This test is based on skin reaction and represent delayed hypersensitivity.