PERIPHERAL VASCULAR DISEASES 



I2 45 



(4) Proximal obstructive lesions or pressure 

 (see II, A, 3) 



(5) Thrombophlebitis 



(6) Arteriovenous anastomosis 



( 7 ) Hemangioma 



(8) Congenital anomalies of veins 

 Arteriovenous anastomosis (fistula) 



a. Congenital 



b. Traumatic 



c. Secondary to malignant lesions 



d. Secondary to bacterial infections 



e. Secondary to fungus infections 

 Aberrant position of vein 

 Hypoplasia of vein 

 Phlebectasia 



Periphlebitis 

 Phlebosclerosis 

 Rupture of vein 



Neoplasms of Blood Vessels 



II. 



MALIGNANT 



A. Ewing's sarcoma 



B. Hemangioendothelioma 



C. Hemangiosarcoma 



D. Kaposi's sarcoma 



(3) Fungus 



(4) Erysipelis 



b. Mechanical, chemical and physical 



( 1 ) Abrasions 



(2) Burns 



(3) Chemical irritation 



(4) Lacerations 



(5) Trauma 



(6) X-ray 



c. Granulomata 



(1) Lymphogranuloma 



(2) Syphilis 



(3) Tuberculosis 



d. Postphlebitic 



e. Surgery 



(1) Removal of lymph nodes 



(2) Removal of lymph vessels 



f. Neoplastic invasion of lymph nodes 



(1) Endothelioma 



(2) Hodgkin's disease 



(3) Leukemia 



(4) Lymphangioma 



(5) Lymphocytoma 



(6) Lymphoma 



(7) Lymphosarcoma 



(8) Obstruction of thoracic duct 



(9) Sarcoma of lymph nodes 

 (10) Reticular cell sarcoma 



g. Dependency edema 



II. LYMPHANGITIS 



A. Primary (idiopathic) 



B. Secondary 



1 . Infection 



2. Infestation 



3. Trauma 



III. NEOPLASMS OF LYMPH VESSELS 



A. Benign 



1. Lymphangiectasia 



2. Lymphangioma 



a. Simple 



b. Cavernous 



c. Cystic 

 B. Malignant 



I . Lymphangiosarcoma 



Diseases Primarily Affecting the Lymphatics 



I. LYMPHEDEMA 



A. Primary (idiopathic) 



1. Congenital and hereditary (Milroy's disease) 



2. Congenital but not hereditary 



a. Without constricting bands 



b. With constricting bands 



3. Praecox 



B. Secondary 



1. Lymphangitis and lymphadenitis 

 a. Infection and infestations 



( 1 ) Filariasis 



(2) Pyogenic 



Diseases Affecting Primarily the Minute Vessels 



I. INCREASED FRAGILITY (PURPURA) OF VESSELS 



A. Thrombocytopenic purpura 



1. Primary: idiopathic (Werlhoff's) disease 



2. Secondary 



a. Vascular defects 



(1) Thrombotic thrombocytopenic 



(2) Blood dyscrasias 



(a) Acquired hemolytic anemia 



(b) Hodgkin's disease 



(c) Leukemia 



(d) Malignant lymphoma 



(e) Myeloma 



(f) Pernicious anemia 



purpura 



