คำศัพท์ทางการแพทย์For patients with known swallowing dysfunction (eg, dysphagia and/or a poor gag reflex), helpful compensatory techniques to reduce aspiration include a soft diet reducing the bite size, keeping the chin tucked and the head turned, and repeated swallowing. Although body positioning and changing the consistency of food are reasonable steps, their efficacy has not been proven in controlled trials.[23, 24] Feeding through a nasogastric or gastric tube may be required for patient with severe dysphagia