This method can be used to definitively make a diagnosis, but is rarely done because it is invasive and increases risk of infection, but can be helpful if the diagnosis is still unclear after the above evaluations have been done.
This method can be used to definitively make a diagnosis, but is invasive and should only be used if all other options have been tried. This procedure is rarely done because it is invasive and increases risk of infection, but can be helpful if the diagnosis is still unclear after the above evaluations have been done.