31 weeks preg. Anxiety anemic. Having chest pain left arm going numb. Prev. Ekg echo xray normal. Advice. Have bad heart burn?

Call Obstetrician. This should be evaluated in person by your obstetrician. Although some of this may be due to anxiety reaction, the chest pain and left arm numbness is disturbing and deserves a close look. The heartburn is also easily managed, but a check for H. pylori is warranted.