Macro CK in patients with elevated troponin I levels.

Document Type

Article

Department

Pathology and Microbiology

Abstract

CK-MB activity levels can be falsely elevated by the presence of macro CK, especially if immune-inhibition assays are used in the measurement. In Patients with macro CK and cardiac pathology that could result in an elevated CK-MB activity, the diagnostic challenge lies in determining the true cause of the elevated CK-MB activity. We present two case reports of Patients with elevated CK-MB activity and troponin I levels, but who subsequently had CK-MB activity higher than total CK activity, raising the suspicion of the presence of macro CK.

Publication (Name of Journal)

Cardiovascular Journal of Africa

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