The practice of surgery . broma is a commontumor of the benign class; sarcoma is a somewhat rare tumor of themalignant class. Most of these non-cancerous tumors are allied toeach other in structure and origin, so that a brief consideration of thewhole class simis up for us our knowledge of breast tumors other thancancer. In a previous paragraph I spoke of a characteristic myxomatousconnective tissue which develops about the terminal ducts and acini ofthe normal breast, it is with this periductal connective tissue that we^ Jour. Amer. Med. Assoc, editorial, September 2, 1905. CANCER OF THE I?i;
The practice of surgery . broma is a commontumor of the benign class; sarcoma is a somewhat rare tumor of themalignant class. Most of these non-cancerous tumors are allied toeach other in structure and origin, so that a brief consideration of thewhole class simis up for us our knowledge of breast tumors other thancancer. In a previous paragraph I spoke of a characteristic myxomatousconnective tissue which develops about the terminal ducts and acini ofthe normal breast, it is with this periductal connective tissue that we^ Jour. Amer. Med. Assoc, editorial, September 2, 1905. CANCER OF THE I?i;EA,ST 523 have to deal when we consider benign breast tumors, and I avail myselfof J. C. Warrens admirable classification, to which I have alreadyrefcrretl. Warren points out that, owing to the intimate association ofthe periductal tissue with the epithelium lining the ducts, all tumorsof the mammary gland contain some of the elements and take on someot the characteristics of both connective-tissue and epithelial Fig. 336.—Large cancer of breast (personal case). External appearance of breastafter removal (reduced). Length, 13 in.; width, 10^ in. Bloodgoocl ^ also deals at length with this subject in an illuminatingarticle. Warren gives the following table of breast tumors: Carcinoma (already considered).Fibro-epithelial tumors: (1) Fibrous type: 1. Periductal fibroma. 2. Periductal myxoma. 3. Periductal sarcoma. (2) Epithelial type (cystadenoma) : 1. Fibrocystadenoma. 2. Papillary cystadenoma. Hyperplasia: 1. Diffuse hypertrophy. 2. Abnormal 1 J. C. Bloodgood, Senile Parenchymatous Hypertrophy of Female Breasts, ItsRelation to Cyst Formation and Carcinoma, Surg., Gyn., Obstet., December, 1906. 524 THE CHEST Chronic inflammation: 1. Eczoma of nipple. 2. Chronic abscess. 3. Ductal mastitis. 4. 5. Single retention cyst. Non-indigenous tumors: 1. Sarcoma. 2. Lipoma. •i. breast. Periductal fibr
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectsurgery, bookyear1910
