Case-5: A 37-ycar-old businessman who had just returned from Haiti a month ago 1
ID: 206676 • Letter: C
Question
Case-5: A 37-ycar-old businessman who had just returned from Haiti a month ago 1. Which of the shesthed microfilariae is depicted presented to the emergency room at 11am with symptoms of lymphedema,the color platne? fever, headaches, and malaise. Due to the travel history, a differential to rule out malaria was decided and peripheral blood thick and thin smears were performed, however no malaria parasite were observed and no other blood parasite were seen. Repeat blood smear was ordered by the physician during rounds at la.m and sent to the lab for thick and thin smear. The 2. How is this parasite thick smear showed ribbon-like microfilariae (image below) measuring 250m Iong. The organism was sheathed, with the sheath extending beyond the tail section. Column of nuclei terminated 15um from the tail leaving a clear space. 3. What two clinical features are associated with this parasite? and LI 3Explanation / Answer
-(1).This is the sheathed microfiliae of Wuchereria Bancrofti.
(2) .Mode of transmission:- Humans get infection by bite of mosquito carrying filarial larva.
(3) . Clinical features are:-
a. High fever with local edema.
b. Lyphatic inflammation- lymphangitis due to inflamed lymph vessels. Lymphadenitis- inflammation of lymph node most common affected lymph nodes are inguinal lymphnode followed by axillary lymph node.
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