„Laboratory examination - it involves the analysis of biological products (physiological or pathological) collected from the patient, but does not require the presence of the patient. It is performed in specialized laboratories, and the result is released together with the normal reference values (Appendix 1). Paraclinical examinations - represents the explorations performed on a patient by the doctor, outside of the clinical examination. It requires the presence of the patient and consists of laboratory examinations, functional explorations (BP, AV monitoring) and imaging (ultrasound, radiography, CT, MRI).”