question: A 35 year-old female presented to the emergency depament with the sudden onset of severe epigastric pain. She had a history of hea burn and dyspeptic symptoms for past 10 years. On physical exam, she had a temperature of 101.4degF, a pulse of 118 and a blood pressure of 128/72. Abdomen was tender & rigid. Expected finding on X-ray will be
opa: Blood under diaphragm
opb: Air under diaphragm
opc: Hazy lung fields
opd: Prominent markings