case_images: PMC5637768_01
case_images: Absence of a control line on the Roche CARDIAC Troponin T Quantitative test strip.
case_images: AJLM-2-23-g001.jpg
case_images: PMC5637768_01_AJLM-2-23-g001.jpg
case_images: F0001
case_images: Repeated attempts by the diagnostic laboratory to obtain cTnT measurements failed, as reflected by the absence of a positive control line on test strips (CARDIAC Troponin T Quantitative reader, Roche Diagnostics; Figure 1).