Data Dictionary: Czech Republic's National Cancer Registry

1. Data related to the patient's health status in relation to his illness

• personal identification number
• name and surname
• permanent residence
• country of origin
• foreigner x homeless

2. Data on the neoplasm

• date of diagnosis
• diagnosis (verbal), code of the International Statistical Classification of Diseases and Related Health Problems, as amended by the tenth revision (ICD-10)
• diagnosis established on the basis of (clinically clear; clinical examination; laboratory examination, markers; cytology; histology of metastasis; histology of the primary tumor; autopsy; DCO = information about the tumor is not in the medical documentation, but is indicated only on the Certificate of examination of the deceased)
• morphology – verbal description, determined by the method of histology/cytology
• laterality (right, left, bilateral, omitted, unknown)
• TNM classification for describing the anatomical extent of the disease: primary tumor extent (T), absence or presence and extent of metastases in regional lymph nodes (N) and absence or presence of distant metastases (M)
• pTNM classification - postoperative histopathological classification based on findings obtained during surgery and pathological examination (pT, pN, number of examined and number of positive nodes, pM); the sign "y" is indicated in case of examination during or after neoadjuvant treatment; for selected diagnoses, other specific markers listed in the TNM classification are mentioned
• localization of metastases
• clinical stage
• extent of disease (localized, advanced, unknown)

3. Identification of the reporting healthcare facility

• ID number, PČZ, PČDP, dept.
• The reporting workplace - diagnosed a neoplasm / treats a patient with a neoplasm