FIELD E ; Tumor Code 



Columns 18, 19, 20, 21, 



22, 23, 24, and 25 



Tumors of astrocytes; astrocytoma; unspecified 



Astrocytoma C3H (18) 



Tumor of undifferentiated preneurogliar cells, unspecified 



MeduUoblastoma of the cerebellum 



Tumor of ependymal cells, unspecified 



Ependymoma, unspecified 



Ependymoma of the cerebellum, unspecified 



Ependymoma of the brain, unspecified 



Ependymoma A(22) 



Tumors of melanin- forming tissues, unspecified 



Benign or innocent melarioma; naevus; mole; unspecified 



Malignant melanoma; melanotic sarcoma; unspecified 



Malignant melanoma with origin in the ear, unspecified 



Melanoma Harding Passey 



Malignant melanoma with origin in the tail, unspecified 



Melanoma S91 Cloudman (dba melanoma) 



Amelanotic melanoma S91A (C91AA) 



Malignant melanoma with origin in the corium, unspecified 



Melanotic tumor Brunst (Chromatophoroma malignum) 



Tumors of mixed tissues (epithelial and connective tissues) 



Tumors of connective tissue containing glandular structures (adenofibroma), 



unspecified 

 Mammary adenofibroma, unspecified 

 Adenofibroma Emge 



Tumors of glandular epithelial tissue with fibrous connective tissue; fibroadenoma 

 Mammary gland fibroadenoma, unspecified 

 Fibroadenoma R2737 

 Fibroadenoma Tumor #6 



Tumors of epithelial and connective tissue origin; carcinosarcoma; unspecified 

 Carcinosarcoma 2 56 Walker (Walker rat tumor) 

 Teratomas 



Embryoma Brues- Jack son 

 Teratoma E6496 

 Tumors of embryonal tissues, unspecified 



77 - 



