A discussion of the assessment and interpretation of body temperature, including problems with thermometer inaccuracies, and common myths about normal temperature and the definition of a fever.
@0:00 Introduction
@0:31 Thermometers and their accuracy
@4:21 Normal range of temperature and definition of a fever
@10:38 Etiologies of fevers and hypothermia
@12:06 Common pitfalls/mistakes
References:
Cutuli SL, et al. Accuracy of non-invasive body temperature measurement methods in adult patients admitted to the intensive care unit: a systematic review and meta-analysis. Crit Care Resusc. 2023; 23:6-13.
Niven DJ, et al. Accuracy of peripheral thermometers for estimating temperature. Ann Intern Med. 2015;163:768-77.
Sund-Levander M, Forsberg C, Wahren LK. Normal oral, rectal, tympanic and axillary body temperature in adult men and women: a systematic literature review. Scand J Caring Sci. 2002; 16:122-8.
Protsiv M, et al. Decreasing human body temperature in the United States since the industrial revolution. Elife. 2020;7:9:e49555.
Pecoraro V, et al. The diagnostic accuracy of digital, infrared and mercury-in-glass thermometers in measuring body temperature: a systematic review and network meta-analysis. Intern Emerg Med. 2021; 16:1071-83.
Mah AJ, et al. Studying the accuracy and function of different thermometry techniques for measuring body temperature. Biology. 2021; 10:1327.
Mackowiak PA, Wasserman SS, Levine MM. A critical appraisal of 98.6 degrees F, the upper limit of the normal body temperature, and other legacies of Carl Reinhold August Wunderlich. JAMA. 1992; 268:1578-80.
Mackowiak PA, Worden G. Carl Reinhold August Wunderlich and the evolution of clinical thermometry. Clin Infect Dis. 1994; 18:458-67.
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