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Measles Epidemiology and Transmission

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Questions and Answers

What is the primary route of transmission for measles?

Direct contact with an infected individual's skin lesions

Vector-borne transmission through mosquitoes

Contaminated food and water

Inhalation of virus-containing droplets (correct)

During the prodromal stage of measles, what is typically observed in the complete blood count?

Increased leukocytes and decreased platelets

Decreased leukocytes and platelets (correct)

Decreased leukocytes and increased platelets

Increased leukocytes and platelets

What is the gold standard for diagnosing measles?

Virus isolation through cell culture

Detection of measles-specific IgM antibodies (correct)

Direct virus detection via reverse-transcriptase polymerase chain reaction (RT-PCR)

Detection of measles-specific IgG antibodies

What is the characteristic histopathological feature of affected lymph nodes in measles?

Paracortical hyperplasia and Warthin-Finkeldey cells Signup and view all the answers

What is the approximate duration of the incubation period for measles?

Approximately 2 weeks Signup and view all the answers

What is the typical age range for males primarily affected by Subacute sclerosing panencephalitis (SSPE)?

Between 8 and 11 years of age Signup and view all the answers

What is the characteristic of the pathognomonic enanthem of the buccal mucosa in measles?

Tiny white or bluish-gray spots on an irregular erythematous background Signup and view all the answers

How long does the exanthem stage of measles typically last?

5-7 days Signup and view all the answers

What is the typical order of dissemination of the measles exanthem?

From behind the ears along the hairline, then to the rest of the body towards the feet Signup and view all the answers

What is the purpose of Vitamin A supplementation in measles treatment?

To reduce morbidity and mortality, especially in malnourished children Signup and view all the answers

What is the final stage of Subacute sclerosing panencephalitis (SSPE)?

Vegetative state and autonomic failure Signup and view all the answers