. Elements of pathological anatomy. Anatomy. SECT. I HORNY EXCRESCENCES. 369 more frequently observed on the cranio-facial region than in any other. In seventy-one cases collected by Dr. Villenenve, twenty-six were seated on the scalp, five on the nose, two on the cheek, one on the lower-jaw, four on the chest, four on the back, three on the anus and the penis, four on the buttocks, twelve on the thigh, two on the knee, two on the ham, one on the leg, and three on the foot. They have also been seen on the scrotum, the back of the hand, and on the pavilion of the ear. Although the reverse has b
. Elements of pathological anatomy. Anatomy. SECT. I HORNY EXCRESCENCES. 369 more frequently observed on the cranio-facial region than in any other. In seventy-one cases collected by Dr. Villenenve, twenty-six were seated on the scalp, five on the nose, two on the cheek, one on the lower-jaw, four on the chest, four on the back, three on the anus and the penis, four on the buttocks, twelve on the thigh, two on the knee, two on the ham, one on the leg, and three on the foot. They have also been seen on the scrotum, the back of the hand, and on the pavilion of the ear. Although the reverse has been asserted, they appear with nearly equal frequency in both sexes, during the period which in- tervenes between the ages of forty and seventy: in a few instances they have been met with in young children. The magnitude which some of these excrescences attain is surprising. (Fig. 35.) Bate- man states that there is one in the British Museum, which is eleven inches in length by two and a half in circumference. From three to six inches is by no means an unusual size. Their direc- tion is generally somewhat spiral, twisted, or bent ; and, in their ap- pearance, they oft- Fig. 35.*. * A remarkable horny excrescence growing from the scalp. vol. i. 47. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Gross, Samuel D. (Samuel David), 1805-1884. Boston, James Dow
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