09-09-2007, 11:10 AM
A 6-month-old baby is brought to the emergency department with a high fever. Physical examination is remarkable only for fever. In the emergency department, the child has a seizure and is admitted to the hospital.
Bacterial culture and Gram stain of blood, CSF, and urine are negative. Intranuclear inclusion bodies are found in the lymphocytes, which are the predominant cell type in the CSF. A few days later, as the fever resolves, multiple small blanchable macules and papules are observed on the infantâ„¢s back.
The most likely pathogen is a member of which of the following viral families?
(A) Herpesviridae
(B) Orthomyxoviridae
© Paramyxoviridae
(D) Parvoviridae
(E) Poxviridae
Bacterial culture and Gram stain of blood, CSF, and urine are negative. Intranuclear inclusion bodies are found in the lymphocytes, which are the predominant cell type in the CSF. A few days later, as the fever resolves, multiple small blanchable macules and papules are observed on the infantâ„¢s back.
The most likely pathogen is a member of which of the following viral families?
(A) Herpesviridae
(B) Orthomyxoviridae
© Paramyxoviridae
(D) Parvoviridae
(E) Poxviridae