This EFLM-UEMS European Joint Congress in Laboratory Medicine annual meeting, which focuses on clinical chemistry, contains abstracts of approximately 300 oral and poster presentations written in English. Topics include laboratory medicine, biochemical signaling, serum biomarkers, hemostasis disorder, arterial thrombosis, bleeding, breast cancer, endometrial cancer, mucosal atrophy, diabetic nephropathy, familial hypercholesterolemia, metabolic disorder, lysosomal disease, propionic acidemia, metabolic bone disease, sepsis, inflammation disease, nosocomial pneumonia, acquired pneumonia, oral anticoagulation therapy, cell culture, newborn screening, antibiotic therapy, liquid chromatography-mass spectroscopy, aging effect, glycemic control and retinal pigmented epithelium.