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Related Experiment Video

Updated: Jun 19, 2026

Behavioral Assessment of Hearing in 2 to 4 Year-old Children: A Two-interval, Observer-based Procedure Using Conditioned Play-based Responses

Behavioral Assessment of Hearing in 2 to 4 Year-old Children: A Two-interval, Observer-based Procedure Using Conditioned Play-based Responses

Published on: January 23, 2017

A 4-year-old boy presenting with recurrent croup.

Chien-Yu Lin¹, Hsin Chi, Shin-Lin Shih

¹Division of Infectious Disease, Department of Pediatrics, Mackay Memorial Hospital, 92, Section 2, Chungshan North Road, Taipei, Taiwan.

European Journal of Pediatrics

|October 28, 2009

Summary

Recurrent croup in children is rare. This case highlights a rare cause of recurrent croup in a young boy, involving mediastinal mass and atelectasis.

Related Experiment Videos

Last Updated: Jun 19, 2026

Behavioral Assessment of Hearing in 2 to 4 Year-old Children: A Two-interval, Observer-based Procedure Using Conditioned Play-based Responses

Behavioral Assessment of Hearing in 2 to 4 Year-old Children: A Two-interval, Observer-based Procedure Using Conditioned Play-based Responses

Published on: January 23, 2017

Area of Science:

Pediatric Pulmonology
Medical Imaging

Background:

Croup is a common pediatric respiratory condition.
Recurrent croup is significantly less common and warrants further investigation.

Observation:

A 4-year-11-month-old boy presented with a history of recurrent croup.
Physical examination noted diminished breath sounds in the left lower chest.

Findings:

Chest X-ray revealed segmental atelectasis in the left lower chest.
A mass shadow was identified in the mediastinum.

Implications:

This case suggests a potential link between mediastinal masses and recurrent croup in children.
Diagnostic imaging is crucial for identifying underlying causes of unusual pediatric respiratory symptoms.