Button batteries

Button batteries
Definition
Button batteries are tiny, round batteries usually used to power watches and hearing aids.

Button batteries are tiny, round batteries usually used to power watches and hearing aids. Children often accidentally swallow these batteries or put up them up their nose, where the battery can be further breathed in (inhaled).

Button batteries, pins, fishbones, balloons—all these items and more are swallowed by adults and children by accident or on purpose.

Chemical poisoning -- Button batteries ... abdominal pain
Chemical poisoning -- Butylamines ... abdominal pain
Chemical poisoning -- Cadmium ... abdominal pain
Chemical poisoning -- Cadusafos ... abdominal cramps ...

When examining children with unexplained nosebleeds, healthcare providers often find beads, rubber erasers, and even button batteries rammed deep inside the nose. (See "Evaluation of epistaxis in children" and "Management of epistaxis in children".) ...

See also: Symptom, Emergency, Poisoning, X-Ray, Bleeding