MacCallum patch | definition of MacCallum patch by Medical dictionary
MacCallum, William George (redirected from MacCallum patch)
MacCallum, William George, U.S. pathologist, 1874-1944.
MacCallum patch - found in deep layers of the endocardium in patients with rheumatic fever.
MacCallum plaque - irregular thickness usually found in the left atrium in patients with rheumatic fever.
References in periodicals archive
Further features can include dilatation of the left atrial chamber and raised map-like plaques (MacCallum patch
) along the atrial endocardium due to mitral regurgitation.