K22.2

Clinical Causes: Esophageal strictures or narrowing, often caused by chronic acid reflux leading to inflammation and scarring. Tumors in the esophagus or nearby structures that compress or invade the esophageal tissue. Foreign bodies lodged in the esophagus, especially in children or during swallowing of inadequate foods. Achalasia, a motility disorder where the lower esophageal sphincter fails to relax properly. External compression from neighboring organs or masses, such as enlarged lymph nodes or tumors in the mediastinum. Radiation therapy to the chest area can lead to scarring and narrowing of the esophagus. Infections or inflammatory conditions that cause swelling and narrowing of the esophageal lumen. Congenital abnormalities present at birth that cause esophageal constriction. Scar tissue from previous surgeries or esophageal injuries.

Key Symptoms: Difficulty swallowing (dysphagia), especially solids Sensation of food sticking in the throat or chest Pain or discomfort when swallowing Regurgitation of food or liquids Chest pain or pressure Unintentional weight loss over time Nausea or vomiting in severe cases Chronic cough or hoarseness if the condition irritates the vocal cords

Diagnosis Path: Healthcare providers typically use a combination of tests to diagnose esophageal obstruction. These may include: - Barium swallow test: an X-ray procedure where the patient drinks a special liquid containing barium to highlight the esophagus. - Endoscopy: a flexible tube with a camera is inserted through the mouth to visualize the esophagus directly and, if necessary, take tissue samples. - Esophageal manometry: measures the strength and coordination of esophageal muscles. - CT scans or MRI: may be used to identify external compression or masses pressing on the esophagus. - Biopsies: obtained during endoscopy to check for cancer or infections.

Treatment Protocols: Treatment options depend on the underlying cause of the esophageal obstruction. Common approaches include: - Medical therapy: medications to reduce acid reflux or treat infections. - Endoscopic procedures: dilatation or dilation to widen a narrowed esophagus; stenting to keep the esophagus open. - Surgery: removal of tumors, correction of structural abnormalities, or bypass procedures in severe cases. - Lifestyle modifications: dietary changes, weight management, and avoiding foods that cause reflux. - Addressing external pressures: treating the source of external compression, such as lymph nodes or tumors. Consultation with a healthcare professional is essential for an accurate diagnosis and personalized treatment plan.