A nurse in a clinic is assisting with the care of a 3-year-old toddler. Exhibits The nurse is reviewing the collected data. For each finding, click to specify if the finding is consistent with acute laryngotracheobronchitis or pneumonia. Each finding may support more than 1 disease process.

Finding Acute laryngotracheobronchitis Pneumonia Fever ✓ ✓ Stridor ✓ Type of cough ✓ Irritability ✓ ✓ Fever Acute laryngotracheobronchitis: Yes, fever is common in acute laryngotracheobronchitis, especially in the early stages as the body reacts to infection. Pneumonia: Yes, pneumonia can also cause fever as the body responds to the infection in the lungs.  Stridor Acute laryngotracheobronchitis: Yes, stridor is a hallmark sign of acute laryngotracheobronchitis, particularly during inspiration. It occurs due to swelling and narrowing of the upper airway. Pneumonia: No, stridor is not typically associated with pneumonia. Pneumonia involves lower respiratory tract infection, and the symptoms usually include cough, fever, and difficulty breathing rather than stridor.  Type of cough Acute laryngotracheobronchitis: Yes, a barking, non-productive cough is characteristic of acute laryngotracheobronchitis, often described as a "seal-like" cough. Pneumonia: No, pneumonia typically presents with a productive cough, often with mucus or sputum.  Irritability Acute laryngotracheobronchitis: Yes, irritability is common in toddlers with acute laryngotracheobronchitis, especially when they are struggling to breathe or feel uncomfortable due to the upper airway inflammation. Pneumonia: Yes, irritability can also be seen in children with pneumonia, as they may be feeling unwell due to fever, difficulty breathing, and chest discomfort