jadb : assigned ( as a medical student ) to patient during hospitalization and participated in review of the literature , drafting , and editing of case report .
jan : attending assigned to patient during hospitalization and performed editing of case report and final approval .
sjs : provided nephrology consult during hospitalization and performed editing of case report and final approval .
 key clinical messagesubcutaneous fat necrosis ( sfn )  in infants producing severe hypercalcemia is a lifethreatening emergency . 
 pathophysiology may include enhanced gastrointestinal calcium absorption and bone resorption . 
 we treated an infant with sfn and serum calcium of 15  mg / dl with prednisolone and lowdose zoledronic acid . 
 serum calcium promptly normalized without rebound hypocalcemia , and redosing of zoledronic acid was not necessary . 
Conflict of Interest
Authorship