Oral D-mannose therapy during pregnancy in a woman with MPI-CDG: A case report and management review

Mannose 6-phosphate isomerase deficiency is a rare disorder of N-glycosylation leading to impaired coagulation, enteropathy, hypoglycemia and liver disease. D-mannose is the only available treatment. We report the case of a pregnant woman with MPI-CDG and the management of D-mannose therapy during pregnancy.