NPPB and pheochromocytoma: In addition, based on the fulfilment of 3/4 of the revised Mayo Clinic criteria [74] and 4/8 of the InterTAK diagnostic criteria [75] with moderate troponin/CK-MB and significant NT-proBNP elevation, the new T-wave change, the transient worsening of LV function, the exclusion of myocarditis/MINOCA, the absence of pheochromocytoma or coronary artery disease, and the presence of a physical and psychological trigger, IUFD could be considered in partial moles with hyperthyroidism.