Infectious Diseases — Flashcards

Flashcard 41: _____ and _____ mosquitoes  spread lymphatic filariasis

Answer: culex

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Flashcard 42: Roundworm infection is a public health problem at _____ EPG (eggs per gram of stool)

Answer: >50,000

Extra: WHO Classification for Heavy Intensity Infections: - Ascaris lumbricoides (Roundworm): >50,000 EPG - Hookworm: >4,000 EPG - Trichuris trichiura (Whipworm): >10,000 EPG (EPG = Eggs Per Gram of stool)

Flashcard 43: _____ surveilance is done for dengue

Answer: larval

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Flashcard 44: healthy carrier arises due to _____

Answer: subclinical cases or avirulent strain

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Flashcard 45: Malaria Indices (Eradication Era): * Annual Blood Examination Rate (ABER) = _____{\text{Total population}} \times 100\%\)}} * Annual Parasite Incidence (API) = \(\frac{\text{Confirmed cases in a year{\text{Total population under surveillance}} \times 1000\)}} * Annual Falciparum Incidence (AFI) = \(\frac{\text{Confirmed P. falciparum cases in a year{\text{Total population under surveillance}} \times 1000\)}} * Slide Positivity Rate (SPR) = \(\frac{\text{Total smears +ve for MP{\text{Total slides examined}} \times 100\%\)}} * Slide Falciparum Rate (SFR) = \(\frac{\text{Total smears +ve for P. falciparum{\text{Total slides examined}} \times 100\%\)}} * Plasmodium Falciparum percentage (PF%) = \(\frac{\text{Total smears +ve for P. falciparum{\text{Total +ve smears for MP}} \times 100\%\)}}

Answer: \(\frac{\text{No. slides examined for MP in a year

Flashcard 46: _____ is the most sensitive method to diagnose lymphatic filariasis

Answer: membrane filter concentration method

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Flashcard 47: NFME(national framework for malaria elimination) targets malaria elimination by year _____

Answer: 2030

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Flashcard 48: flea index in area should be _____ within 48 hrs of spray of DDT

Answer: <1

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Flashcard 49: Period of communicability (POC) of pertussis is _____

Answer: from 1 week after exposure until 3 weeks after onset of the paroxysmal stage

Flashcard 50: _____ is World Malaria Day

Answer: 25th April