Adverse effect of other bacterial vaccines, init encntr

This code signifies an undesirable or harmful reaction experienced by a patient following the administration of a bacterial vaccine not specified elsewhere. These reactions are typically unintended and can range in severity from mild to severe, but are not due to an overdose or poisoning.

Apply this code when documenting the initial presentation of an adverse event directly attributable to a bacterial vaccine, such as tetanus, diphtheria, pertussis (Tdap), or meningococcal vaccine. This includes local reactions like significant swelling or redness, or systemic reactions like fever, rash, or anaphylaxis, occurring shortly after vaccination.

• Always sequence this code first, followed by codes for the specific manifestation of the adverse effect.
• Ensure documentation clearly links the adverse reaction to a bacterial vaccine and specifies it as the initial encounter.
• Distinguish adverse effects from vaccine underdosing or therapeutic misadventures, which have different codes.