The seven things that usually do in the surgical procedure are procedures, local anesthesia, one related E/M encounter prior, immediate post-op care, order prep, evaluation of the patient in recovery, typical post-op follow up care. An endoscope is also used as a surgical approach for execution other procedures.
Sickle-cell anemoa is caused by a mutation in the gane encoding hemoglobin, causing red blood cells to appear half-moon shaped? I don't know, maybe that. I just tiny childddddddddddddddddddddd