Tuyển tập các báo cáo nghiên cứu về y học được đăng trên tạp chí y học Critical Care giúp cho các bạn có thêm kiến thức về ngành y học đề tài: Achalasia: unusual cause of chronic cough in children. | Cough BioMed Central Open Access Case report Achalasia unusual cause of chronic cough in children Nighat F Mehdi1 Miles M Weinberger2 and Mutasim N Abu-Hasan 2 Address Pediatrics Pulmonary Section University of Oklahoma 940 NE 13th Street Room 3B 3314 Oklahoma City OK 73104 USA and 2Pediatric Allergy and Pulmonary Division 2544 JCP University of Iowa 200 Hawkins Dr Iowa City IA 52242 USA Email Nighat F Mehdi - Nighat-Mehdi@ Miles M Weinberger - miles-weinberger@ Mutasim N Abu-Hasan - mutasim-abu-hasan@ Corresponding author Published 24 July 2008 Received 10 October 2007 Cough 2008 4 6 doi 1745-9974-4-6 Accepted 24 July 2008 This article is available from http content 4 1 6 2008 Mehdi et al licensee BioMed Central Ltd. This is an Open Access article distributed under the terms of the Creative Commons Attribution License http licenses by which permits unrestricted use distribution and reproduction in any medium provided the original work is properly cited. Abstract Achalasia is a rare motility disorder of the esophagus which results from lack of enervation of the lower esophageal sphincter muscles and leads to dilatation of proximal esophagus. Patients with achalasia presents typically with dysphagia vomiting of undigested food and failure to thrive. Cough can be present in achalasia patients due to aspiration of food or due to airway compression by the dilated esophagus. We report two cases of achalasia presenting primarily with prolonged cough. Diagnosis of achalasia in both cases was delayed due to this atypical presentation. This highlights the importance of recognizing achalasia as a potential cause of chronic cough in order to avoid delayed diagnosis and mismanagement. Background Achalasia is a disorder of esophageal motility which occurs rarely in children 1 . Achalasia is caused by loss of inhibitory enervation of lower esophageal sphincter and is characterized by failure of the .