Based on the observation of three cases, I published. the following editorial note in the American Journal of Surgery, April, 1906:
A tender, painful swelling just at or beyond the upper, outer border of the breast, and near the edge of the pectoralis major, is usually an inflamed lymphatic gland. In its presence it is well to look for some skin infection about the waist line, e. g., furuncles, which are not rare at this site as a result of irritation by the corset. Per contra, with a boil, abscess, dermatitis or other infection at or above the waist line, one may be on the lookout for glandular enlargement at the point referred to.
Two similar cases have since come under my care. All five of the patients were women. In four the exciting lesion was a furuncle, and suppuration slowly developed in the glands; in the other case infection