From alanine aminotransferase to celiac disease tests: Whether conducted during a doctor's visit or at a pharmacy, laboratory values are important parameters for diagnosis and therapy. The interpretation of the determined values by a doctor or pharmacist provides valuable support in patient counseling. Part 1 gives you background knowledge on over 170 important laboratory parameters and their assessment, as well as the potential influence of medications and foods. Part 2 offers an overview of the most important rapid tests that can be performed in a doctor's office, at home, or in a pharmacy, along with product examples and handling tips.