36 Questions
What is the diagnostic stage of Trypanosoma spp?
Trypomastigote
What is the location of the kinetoplast in trypomastigotes?
Posteriorly located
How is Trypanosoma cruzi transmitted to human hosts?
When the feces of the bug containing the trypomastigote is deposited near the bite site
What is the primary method of prevention and control for Trypanosoma spp?
Use of nets, window screens, protective clothing, and insect repellents to avoid insect vector
What is the common reservoir host for Trypanosoma cruzi?
All of the above
What is the treatment option for Trypanosoma spp that may develop resistance?
Sodium stibogluconate
What is the purpose of the Cellophane tape or Scotch Tape Preparation?
To detect the presence of pinworm, Enterobius vermicularis
What is the most common symptom of Visceral Leishmaniasis or Kala-azar?
Intermittent fever
What type of blood smear is used to identify the species of a parasite?
Thin blood smear
What is the purpose of examining Cerebrospinal Fluid?
To detect the presence of amebic infections
What is the vector responsible for transmitting Leishmania tropica complex?
Phlebotomus sandfly
What is the primary location of the disease caused by Leishmania tropica complex?
Lymphoid tissue of the skin
What is the term for the stage of a parasite that enters the host?
Infective Stage
What is the purpose of collecting tissue and biopsy specimens?
To detect the presence of Leishmania, Toxoplasma gondii, and Trichinella spiralis
What is the primary diagnostic test for Visceral Leishmaniasis?
Giemsa stained blood smear specimen
What is the primary treatment for Visceral Leishmaniasis?
Amphotericin B (Ambisome)
What is the term for the process by which trophozoites differentiate into cyst forms?
Encystation
What is the characteristic of the initial lesion of Old World Cutaneous Leishmaniasis?
A small, pruritic red papule
What is the purpose of collecting Genitourinary Secretions?
To detect the presence of Schistosoma haematobium and Trichomonas vaginalis
What is a characteristic of protozoa?
They are single-celled eukaryotic organisms
What is the common name of the disease caused by Leishmania tropica complex?
Baghdad or Delhi Boil
What is the purpose of using insect repellents in prevention and control of Leishmaniasis?
To reduce the risk of vector transmission
What is the primary mode of acquisition for Naegleria infection?
Through transnasal contact with contaminated water while swimming
What is the typical clinical presentation of Naegleria infection in patients?
Asymptomatic Infection with colonization of the nasal passages
How does Naegleria amoeba enter the central nervous system?
Through the nasal mucosa and cribriform plate
What is the typical outcome of untreated Primary Amoebic Meningoencephalitis (PAM)?
Death within one week after symptoms appear
What is the purpose of adequate chlorination of swimming pools and hot tubs?
To prevent Naegleria infection
What is the primary laboratory diagnosis for Naegleria infection?
Finding of ameboid trophozoites in the CSF
What is the name of the disease caused by Trypanosoma Cruzi?
Chagas Disease
What is the sign characterized by unilateral swelling of the eyelid with conjunctivitis?
Romana's sign
What is the drug of choice for treating Chagas Disease?
Benznidazole
What is the name of the vector that transmits Trypanosoma Brucei?
TseTse fly
What is the name of the disease caused by Trypanosoma Brucei?
African Sleeping Sickness
What is the characteristic manifestation of T. Brucei Rhodesiense?
More virulent
What is the name of the sign characterized by cervical lymphadenopathy?
Winterbottom's sign
What is the usual cause of death in untreated African Sleeping Sickness?
All of the above
This quiz covers different methods used in the diagnosis of parasitic infections, including stool examination, cellophane tape preparation, and blood tests.
Make Your Own Quizzes and Flashcards
Convert your notes into interactive study material.
Get started for free
