WHILE pericardial effusion appears to be a frequent occurrence in patients with myxedema,1-3 the development of cardiac tamponade in hypothyroid patients is distinctly unusual. Four reports of this association have appeared previously,4-7 but documentation of either tamponade or myxedema has been incomplete in these cases. Patients with myxedema described by Marks and Roof8 and Harrell and Johnston9 may have had tamponade, although the possibility was not emphasized in their reports.
A documented case of cardiac tamponade in a patient with primary myxedema is reported here. Of further interest was the presence of "gold paint" pericardial effusion in this patient, another uncommon finding in myxedema10 and not previously reported in the cases where tamponade has occurred.
Report of a Case
A 76-year-old white woman was admitted to the Bronx Municipal Hospital Center for the first time in December 1966, complaining of low back pain of several