S.C. Code Ann. § 44-135-60
(B) In a case alleging silicosis, the medical report must:
(1) be issued by a physician who is board certified in pulmonary medicine, internal medicine, occupational medicine, or pathology that:
(b) confirms that a physician actually treating or who treated the exposed person, or who has or who had a doctor-patient relationship with the exposed person or a medical professional employed by and under the direct supervision and control of such physician:
(D) The medical report must confirm, on the basis of medical examination, chest x-ray and pulmonary function testing, that the exposed person has permanent respiratory impairment:
(2) accompanied by:
(E) For all other silica-related claims, other than silicosis, the medical report must:
(1) be issued by a physician who is board certified in pulmonary medicine, internal medicine, occupational medicine, or pathology that:
(b) confirms that a physician actually treating or who treated the exposed person, or who has or who had a doctor-patient relationship with the exposed person or a medical professional employed by and under the direct supervision and control of such physician:
(2) be accompanied by:
(F) All evidence and reports used in presenting the prima facie showing required in this section, including pulmonary function testing and diffusing studies, if any: