Images in Clinical Medicine

Kim Eagle, M.D., Editor

A Fetal Yawn

Robert S. Egerman, M.D., and Donald S. Emerson, M.D.

N Engl J Med 1996; 335:1497November 14, 1996

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Article

Figure 1 Fetal facial expressions are sometimes seen during ultrasonography. This yawning fetus, studied at 34 weeks' gestation, was born vigorous and healthy at term.

Kim Eagle, M.D.

Robert S. Egerman, M.D.
Donald S. Emerson, M.D.
University of Tennessee, Memphis, Memphis, TN 38103

Citing Articles (5)

Citing Articles

1. 1

   Ákos Jakobovits, Antal Jakobovits. (2011) Ásítás, alvás és álom. Orvosi Hetilap 152:42, 1707-1710
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2. 2

   Stephen R. Arnott, Anthony Singhal, Melvyn A. Goodale. (2009) An investigation of auditory contagious yawning. Cognitive, Affective, & Behavioral Neuroscience 9:3, 335-342
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3. 3

   R. Topper, M. Mull, W. Nacimiento. (2003) Involuntary stretching during yawning in patients with pyramidal tract lesions: further evidence for the existence of an independent emotional motor system. European Journal of Neurology 10:5, 495-499
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4. 4

   E. O. Smith. (1999) Yawning: An evolutionary perspective. Human Evolution 14:3, 191-198
   CrossRef

5. 5

   (1997) A Fetal Yawn?. New England Journal of Medicine 336:18, 1329-1331
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