cephalalgia

The larvae develop and multiply with great rapidity, and sometimes gain admission into the frontal sinus, causing intense cephalalgia, and even death.

From Anomalies and Curiosities of Medicine by Pyle, Walter L. (Walter Lytle)

Poisoning is manifested by weakness, cephalalgia, vomiting, pallor, general anemia, lassitude, and local paralysis.

From Gas-Engines and Producer-Gas Plants A Practice Treatise Setting Forth the Principles of Gas-Engines and Producer Design, the Selection and Installation of an Engine, Conditions of Perfect Operation, Producer-Gas Engines and Their Possibilities, the Care of Gas-Engines and Producer-Gas Plants, with a Chapter on Volatile Hydrocarbon and Oil Engines by Mathot, R. E.

In the summer of 1873 had a very severe attack of cephalalgia, which, judging from his subsequent history, was probably of rheumatic origin.

From The Electric Bath by Schweig, George M.

Particularly, that form of cephalalgia called sick headache is apt to appear, in the periodical form, through several generations.

From A System of Practical Medicine by American Authors, Vol. I Volume 1: Pathology and General Diseases by Various

It is quite evident, admitting that such a change is capable of producing an amount of cerebral irritation sufficient to develop well-marked cephalalgia, that the latter must of necessity be within certain limits continuous.

From Scientific American Supplement, No. 415, December 15, 1883 by Various