Ingestion of foreign bodies

Hazardous objects that can be ingested include:

  • button batteries and other batteries
  • sharp objects
  • magnets
  • very large objects
  • filled balloons, etc

Read more about the causal effects of ingestion of foreign objects, both hazardous and non-hazardous, and the assessment and management .

Foreign Body ingestion


All you need to know about ‘U’ waves

A U wave is a small, rounded wave that follows the T wave on an electrocardiogram. Normally its polarity is that of the T wave. Its mechanism is unknown. The U wave becomes taller in hypokalaemia and inverted in heart disease. It may signify decreased potassium levels in the blood. Read more about U waves here.

U waves screenshot