Laura is a 48-year-old woman who recently appeared at the clinic complaining of ruq pain that worsens after eating. from her records, you see that laura has been in poor health for some time. she is obese and leads a sedentary lifestyle. past medical history shows prolonged alcohol abuse, although laura reports she has been attending alcoholics anonymous meetings "on and off" for the past 2 years. she states that when she stops attending aa meetings, she has "at most" two to three alcoholic drinks, two to three times per week. you want to evaluate laura's report of pain further. upon palpation of the right abdomen, laura cringes as you press down while asking laura to take a deep inhalation. you consider this to be positive for sign grey turner sign murphy's sign chvostek's sign trousseau sign