Woke to a 30 sec. burning squeezing pain between breasts.now same feeling in upper abdomen and ribs below bra line.pcp says heart ok.what causes this?

Atypical chest pain: A heart attack is rare in a pre-menopause without underlying heart condition, extreme obesity , familial elevated cholesterol or triglycerides,spasm, Marfan's, use of cocaine, amphetamines. Causes of atypical chest pain are reflux, H pylori, elevated thyroid level, mitral valve prolapse, esophageal spasm,anxiety, food intolerances,gallbladder.Talk with a doctor, consider antacid/omeprazole