Table 1.
Distribution of 5918 malignant epithelial tumors by clinico-pathological entities, sorted by frequency of occurrence.
| Diagnosis | ICD-O-3 codes(1) | Locus code(s) | No. of cases |
| Breast carcinoma | 81xx ... 86xx | C50 | 667 |
| Prostate carcinoma | 814x | C61 | 600 |
| Gastric carcinoma | 81xx ... 86xx | C16 | 529 |
| Ovarian carcinoma | 81xx ... 86xx | C56 | 449 |
| Colorectal adenocarcinoma (CRC) | 8140, 8480 | C17, C18 | 430 |
| Hepatocellular adenocarcinoma (HCC) | 817x | C22 | 371 |
| Head-neck squamous cell carcinoma (HNSCC) | 8070 | C01, C09, C06, C10, C12, C13, C14, C30, C32 | 339 |
| Thyroid carcinoma | 81xx ... 87xx | C73 | 314 |
| Non-small cell lung carcinoma (NSCLC) | 81xx ... 86xx, excl. 8041, 8045, 824x | C34 | 254 |
| Cervical carcinoma | 81xx ... 86xx | C53 | 226 |
| Esophagus carcinoma (ES) | 81xx ... 86xx | C15 | 209 |
| Renal carcinoma (RCC) | 81xx ... 86xx | C64 | 195 |
| Nasopharynx carcinoma (NPC) | 8010, 8070 | C11 | 177 |
| Bladder carcinoma | 81xx ... 86xx | C67 | 169 |
| Neuroendocrine ca. and carcinoid (NE) | 824x | (all) | 138 |
| Melanocytic (MEL) | 872x ... 877x | (all) | 99 |
| Pancreas adenocarcinoma (PAC) | 814x | C25 | 88 |
| Cholangio carcinomas | 816x | C221, C24 | 63 |
| Small cell lung carcinoma (SCLC) | 8041, 8045 | C34 | 63 |
| Endometrial carcinoma | 81xx ... 86xx | C55 | 56 |
| Vulva carcinoma | 81xx ... 86xx | C51 | 53 |
| Squamous malignancies of the skin (SQS) | 807x | C44 | 52 |
377 tumors from entities with <50 cases were omitted from this list. (1) ICD codes and locus codes are listed as used for automatic assignment of cases to the disease groups; groups do not necessarily contain cases assigned to the whole range of ICD codes.