Measles is an acute viral respiratory illness. It causes a total-body skin rash and flu.

What is the Pathology of Measles?

The pathology of measles is:

-Etiology: The cause of measles is a virus called morbillivirus.

-Genes involved: Not applicable. 

-Pathogenesis: The sequence of events that lead to measles are: the virus first infects and replicates in epithelial cells of the respiratory tract, and then infects the regional lymphoid organs. From there, infected monocytes disseminate the virus during the viremic phase.

-Morphology: The morphology associated with measles shows enveloped, pleomorphic spheres 100-300 nm in diameter. 

-Histology: The histology associated with measles shows epithelial giant cells with viral inclusions, nuclei may contain a single large Cowdry type A inclusion, and reticuloendothelial giant cells in lymphoid tissue.

How does Measles Present?

Patients with measles typically are all genders at an age range of 5 to 20 years. The symptoms, features, and clinical findings associated with measles include: watery eyes, cough, runny nose, high fever, small red spots.

How is Measles Diagnosed?

Measles is diagnosed by laboratory blood and tissue tests.

How is Measles Treated?

Measles is treated by antibiotics, vaccination.

What is the Prognosis of Measles?

The prognosis of measles is good.