SH = Social history (including drug use, alcohol use, sexual promiscuity, etc)
ROS = Review of systems (could also be thought of as review of symptoms) - just a quick overview of the patient's appearance and systems, in a head-to-toe format. An example would be: Neuro - Disoriented to place and time; Eyes - PERRL; CV - hypotension, tachycardia, Respiratory - Rhonchi and wheezing upon expiration; GI - + bowel sounds; GU - Within normal limits; 3+ pedal pulses