Lexi is less than a year old and her mother brought her in with an immense number of concerns. She tells you that Lexi is not on track for her normal growth rates despite that she eats like the other babies on a regular schedule. She has developed bronchitis two separate times and yesterday she had tests done that confirmed she has pneumonia. Mom only wants to know what is happening to her daughter. Every night she kisses her salty, sweaty skin and only wonders what else she can do. You clearly identify that Lexi is diagnosed with