Male patient with abdominal pain returns to hospital

As discussed during the dispatch call, a 38-year-old man with abdominal pain and history of gallstones is being transported to Sparrow Main ER by Lansing Medic 46. The patient had left the hospital against medical advice and called for ambulance again. Vital signs include pulse 98 and oxygen saturation 97%. Vomiting reported with estimated arrival in about 5 minutes.