Dysphagia, initially intermittent with food appar-
ently sticking at the level of xiphoid cartilage, asso-
ciated with retrosternal discomfort.
• Regurgitation immediately following ingestion and
delayed regurgitation in chronic cases.
• Cough and dyspnoea due to pressure of dilated
oesophagus on trachea and bronchi.
• Aspiration of material to tracheobronchial tree may
cause bronchiectasis, lung abscess or pulmonary
fibrosis.
• X-ray shows conical tapering of distal oesophagus
and fluoroscopy shows ineffectual and purposeless
peristalsis with dilatation.