Advantages and disadvantages of four sites for body temperature measurement
Sites Advantages Disadvantages 1. Oral
2. Axillary
3. Tympanic membrane
- Most accessible and convenient
- Safe and most noninvasive
- Readily accessible; reflects the core temperature
- Mercury-in-glass thermometers can break if bitten, therefore, they are contraindicated for children under 6years and clients who are confused or who have convulsive disorders - Inaccurate if client has just eaten very hot or cold food or fluid or smoked - Inaccurate if client breathes through the mouth, therefore contraindicated for clients who have nasal surgery - Could injure the mouth following oral surgery
- The thermometer must be left in place a long time to obtain an accurate measurement
- Equipment is expensive. Can be uncomfortable and involves risk of injuring the membrane if the probe is inserted too far