Question - A family of four that is made up from a 2 and 8 year old plus their parents were traveling from Europe to the USA. On the way it was noticed that the 8 year old boy is having fever, headache and his head was tilting to the right in addition there was some form of rash developing on his hands and feet. Their father was feeling very fatigued with flu like symptoms that included a headache and tilting of the head with a pain in their neck. A rash was noticed on the father's hands and some areas of his feet. The other two members of the family were doing very well. Upon arrival to the USA both the child and his father were admitted to the hospital. A spinal tap reflected the presences of Neisseria meningitidis in their CSF. The rash has spread more in the 8 year old but it is no longer showing on his father. They have all been vaccinated against this bacteria.

I. Explain the pathogenesis of the diseases in both the 8 year old and the father and why their symptoms differ.

II. Explain why the mother and the 2 year old did not have any symptoms of the disease.

III. Explain your method of treatment for both ill members and what precautions if any would take to protect the mother and the 2 year old.