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November 1, 1884

The Lock-Jaw of Infants (Trismus Nascentium) or Nine-Day Fits, Crying Spasms, etc.; Its History, Cause, Prevention and Cure.

JAMA. 1884;III(18):504. doi:10.1001/jama.1884.02390670028013

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This little volume is the result of the observation and record of 49 cases of spasm in infants. The author's conclusion is that this symptom is the result of pressure caused by the displacement of either the occipital or parietal bones, and that the cure for the disorder is the replacement of these structures either by operation, manipulation, or simple attention to the position of the patient.

He demonstrates that such pressure may be mischievous or possibly fatal, but it would appear that his enthusiasm had carried him a little too far, for in the infant, irritation from many sources may produce convulsions, and certainly the histories given do not warrant the assumption that all other causes than cranial displacements can be eliminated.

Lusk states that a displacement of the occipital bone is a usual consequence of labor, and our author is again weak in the fact that he has

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