Clinicians should identify the risks associated with the use of anesthetics
and understand the maximum recommended doses of local anesthetics. Errors in
calculating the dose of local anesthetics are common due to the widespread
use of these agents. Different methods of calculating the dose of the drug
have different advantages and disadvantages, and no method can guarantee a
calculation without errors. Nomogram is a simple graphical tool on which one
can read the result of arithmetic operations with given numbers. The
nomogram for calculating the maximum dose of local anesthetic enables quick
cross-checking of the calculation, based on the patient's age or body
weight. They are of special importance in the application of local
anesthesia in children.