She described her symptoms as burning retrosternal pain In the past she had used H,receptor blockers for presumed heartburn,which improved her symptoms slightly. Occasionally,she "choked"right after swallowing her food. She had lost about 7 kg over the last 2 years.• She described her symptoms as burning retrosternal pain. • In the past she had used H2 receptor blockers for presumed heartburn, which improved her symptoms slightly. • Occasionally, she "choked" right after swallowing her food. • She had lost about 7 kg over the last 2 years