Section 70253 - Radiological Service General Requirements(a) All hospitals shall maintain a diagnostic radiological service.(b) Written policies and procedures shall be developed and maintained by the person responsible for the service in consultation with other appropriate health professionals and administration. Policies shall be approved by the governing body. Procedures shall be approved by the administration and medical staff where such is appropriate.(c) The responsibility and the accountability of the radiological service to the medical staff and administration shall be defined.(d) The use, storage and shielding of all radiation machines and radioactive materials shall comply with the California Radiation Control Regulations, Subchapter 4, Chapter 5, Title 17, California Administrative Code.(e) All persons operating or supervising the operation of X-ray machines shall comply with the requirements of the Radiologic Technology Regulations, Subchapter 4.5, Chapter 5, Title 17, California Administrative Code.(f) Diagnostic radiological services may be performed on the order of a person lawfully authorized to give such an order.(g) Reports of radiological service examinations shall be filed in the patient's medical record and maintained in the radiology unit.(h) X-ray films or reproductions thereof, shall be retained for the same period of time as is required for other parts of the patient's medical record.(i) Periodically, an appropriate committee of the medical staff shall evaluate the services provided and make appropriate recommendations to the executive committee of the medical staff and administration.Cal. Code Regs. Tit. 22, § 70253