Exiting truck bed, foot slipped causing fall. Landed on right side. Employee was taken to doctor and released. No work missed until 11-1-17. 10-30-17 employee visits doctor. Doctor states there may be inflammation in right arm & prescribes medication. Employee returns to doctor the evening of 10-31-17. Doctor admits employee for IV fluids & ultrasound. 11-3-17 Employee is released.