how we can determine if a child has a primary complex?

how we can determine if a child has a primary complex?

no

The symptoms of the primary complex in children includes pain in the chest, loss of appetite and swellings in the neck. Pain in the abdomen is another symptom of the primary complex in children.

Primary complex or TB infection in children might develop if a child has had Mycobacterium tuberculosis. The most common way it is transmitted is through inhalation. If primary complex is left untreated the child could develop active tuberculosis.