How would you approach treatment in an otherwise young, fit patient with transformed AML currently in remission with a plan for transplant and was found to have an invasive fungal infection not amenable to resection upon recovery from induction?  

This is an all too common problem. Firstly, "not resectable" is sometimes in the eye of the beholder. Ensure all effort is made to resect if this is isolated even if it's a brain lesion or needs a lung resection. Secondly, not all "fungi" are the same. If this is mold, you must be sure it is "not ...