In modern healthcare, pathology has a significant place and contributes to almost 70% of clinical diagnoses. It includes checking blood, urine, faeces, tissues, and body fluids for diseases and to keep track of overall health. Pathology tests are used to detect a possible health problem, to diagnose diseases and disorders, and to identify the effectiveness of treatment. Blood investigations, especially, have amongst today's medical practices been considered one of the things that are essential, and it also helps doctors to make correct medical decisions.